uzhuser.math.uzh.ch/amann/files/cfp.pdfy`az\]ikrbjek] hxo ev]6knq h¢jnx!be`ah frhaceekze] edfagd e...

29

Upload: others

Post on 17-Jul-2020

0 views

Category:

Documents


0 download

TRANSCRIPT

Page 1: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

����������� ����������������������������� �!�"�$#%�&��'(�*)+),�*)

-�.&/*0(.&/21436587:9�9

; <>=�?A@CB DE?EF�GIH(JLKNM!O P,KRQ H(STH�UVUVWYX[Z\JNH�O ] H�JRJ^ZE_!`aZ\bEcEM UdbCKReVZ\]�WY_gfRbEcEh�HA]iKRbjKNekZE]�h�ZlO�WH�UkJ S*emKRQnO emopM!JNeVZ\]n_gZEf�UdbjfRcEHqJNPlJLKNH�hrJrZj_sX!bjfNKNed`aUkH�J�t+uvQ H`AZE]iKNek]lM ZEM�J�bj]!OwKRQ HO�edJR`afRHaKNH�`Ab\JLH�bjfRH:`aZ\]!JLedO�H�fNHxOrJLekhyM UVKRbE] HAZ\M!JNUVP\t\z{]rKRQ HsO�ekJR`afRHaKRH,JNemKRM!bCKReVZ\]�S(H,bjfRH`AZE]!`AHAfR] H�O|S*emKRQqb"`AZEM ]iK}bj~ UkH�JNP�J�KRHAh4ZE_�`AZEM X!UVHxO fRH�b\`�KNekZE] W�O�eVopM!JLekZE]|H��iM!bjKNekZE]!J��S*Q H�fNHxbEJ�KRQ H�`AZE]iKNek]lM ZEM�J�`Ab\JLH�bEh�ZEM ]iKRJrKNZ6bE]�M ]!`aZ\M ]iKRbE~ UVH�JLP�JLKNHAh�Zj_yJNM!`}QHx�\M�bCKNekZE]�JAtiuvQ H�JNH*X fRZE~ UkHAhrJ+`�bj]�~[H:Q!bE]!O�UkH�O�~lP�ek]iKNH�fNX fRHaKReV]!csKNQ H�h�b\J&bj~�J�KRfRb\`�K� H�`�KRZEfNW � bEUVM HxO�X!bjf}bj~[ZEUked`�H � ZEUkM�KNekZE] H��iM!bCKReVZ\]!J��\S*Q H�fNH:KNQ HsO�H�X�H�]!O�HA]iK � bjfRekbE~ UkH�JK}bj�EH � bjUkM H�Jsek]�ek]��!]!emKRHaW{O�eVh�H�]!JLekZE]�bjU&�vbj]!b\`}Q�JNX!bE`AH�J�t���e � H�]IJNM eVKRbE~ UVH�bEJRJNM h�X�WKReVZ\]!JA�[S(H�X fRZ � H�Ha��edJ�KRHA]!`AHybj]�OqM ] ed�iM HA] HxJNJ:eV]KNQ H"`aUdbEJRJ*Zj_ � ZEUkM h�H�X fRH�JNHAf � ek] cJNZEUkM�KNekZE]�JAt�GIH�bjUdJLZrO�H�fNe � HsJNM���`aekHA]iK:`aZ\]!O�eVKNekZE]!J(_gZ\f*cEUkZE~!bEU�Ha��ekJLKNH�]!`aHEt

� Fp�A�p?A@C�^�>�2DE?����[�

z{]IfNHx`aH�]\KsPEHxbjf}JA�[hyM�`}Q�HAo[Z\fLK�Q!b\J,~[HAH�]�X!M�K�eV]iKRZ|KRQ H�hrbCKNQ!HAhrbCKRek`�bjU>_gZEM ] WO bjKNekZE]�ZE_^`aUkM!J�KRHAfTcEfRZCSvKNQ^tjz{]�KNQ edJ&KRQ HAZ\fNP�emK(ekJ(bEJRJNM h�H�O"KNQ�bCK&KRQ H,JNP�J�KRHAh�M ]!O�H�f`AZE]!JNekO HAf}bCKNekZE]I`aZ\]!JLedJLKRJsZj_*b � H�fNPqUdbjfRcEH"]lM hy~[HAf�ZE_TX!bEfLKRek`AUVHxJ�KNQ!bjKy`AbE]I`AZ\bjc\M�WUdbCKRHvKNZs_gZEfRh�`AUVM!JLKNH�fRJ��CS*Q ed`}Q�eV]"KNM!fN]^�\`Abj]"h�HAfRcEH(KNZ�_gZ\fNh�UkbEfNc\HAf�`aUkM!JLKNHAf}J�ZEf&`�bj]~ fRH�bE�rbjX!bEfLK+ek]iKNZ"JLhrbjUkUkHAf(ZE] HxJAti�qZ�O�HAUdJ(Zj_�`aUkM!JLKNH�fTc\fNZCSvKRQ�bjfRekJNH�ek]|b � bEfNekHaK�P"Zj_JNemKRM!bCKReVZ\]!J���_gZ\f2HA� bjh�X UkHTek]�bEHAfRZ\JNZEU\JR`aekHA]�`aHE��bCKRh�Z\JNX Q HAfRed`&X QlP�JLed`AJ���bEJLKNfRZEX QlP�JLed`AJ��`AZEUkUVZ\ekO bEU&`}Q HAh�edJ�KRfNP\�pX�Z\UVPlh�HAf�JR`aekHA]!`AHE��Q H�hrbCKNZ\UVZ\cEP\�pbE]!O�~ eVZ\UVZ\cEP\t^uvQ Hrbjekh Zj_KRQ H"KNQ H�ZEfRP8edJ,KNQ HrO�HxJN`AfNekX�KReVZ\]�Zj_+KNQ H"X!bjfNKNed`aUkH�JLek¡AH�O�edJ�KRfNek~ M�KReVZ\]�bEJsb _gM ]!`aKNekZE]ZE_2KReVh�H�bj]!O¢JNX!bE`AH�b\J(KNQ H�JNP�J�KRHAh4M ]�O�HAfRcEZlH�J*`}Q�bj] c\H�J(O�M HsKNZ � bjfRekZEM!J(X QlP�JLed`AbEUek]�£!M H�]!`aHxJ�¤�JNHAH¥ ¦j§j¨�_gZEf�b¢O�HxJN`AfNekX�KNekZE]IZj_(KNQ!H�_gZEf}`aH�J�O ZEh�eV]�bCKNek] c¢X fRZ�`aH�JRJNH�J�Zj_KRQ ekJ*K�PiX[Hx©at

z{]¢b"hyM UVKNeVKNM!O H�Zj_>JNeVKNM!bjKNekZE]!J��l]!bjh�HAUkP�ek]8KNQ H�`Ab\JLH�Zj_2KNQ H�fNhrbEU^`aZ\bEcEM UdbCKReVZ\]^�KRQ H*h�Z � HAh�H�]\K�Zj_�KNQ H�`AUVM�J�KRHAf}J2edJ�cEZ � HAfR] H�O�~iP�O�emopM!JNeVZ\]^tCz�K+`AbE]y~[H*X fRZEh�ZjKRH�O�Z\fQ ek]!O�H�fNHxO"~iPy_gfNH�Hv�!HAUdO J�~[HaK�S(HAH�]yKRQ H�X!bEfLKRek`AUVHxJ�bEJ�S(HAUkU!bEJ�~lP�Ha�lKNH�fN]!bEUl�!HAUdO J&O M HKRZyHAUkH�`aKNfRek`E�\hrbEcE] HAKNed`j�icEf}b � eVKRbjKNekZE]!bEUª�CZ\f(`AHA]iKNfReV_gM c\bEU _gZEf}`aHxJAt\z�_�KNQ H�X!bEfLKRek`AUVHxJ+bjfRH

Page 2: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

� �������������� ������JNM!JNX�H�]!O�H�OeV]brcibEJ*Z\f:b�£!M!ekO��!KNQ H�h�Z � HAh�H�]\K�ZE_�KNQ!bjK:h�H�O�ekM h `AbE]qeV]�£�M HA]!`AHKRQ H�`aZibjcEM!UkbjKNekZE] X!fNZ�`aHxJNJ(KRZlZ¢¤�HEt c!tk�^¥����C¨g©�t

uvQ H(KRQ HAZ\fNP�ZE_�`aZibjcEM!UkbjKNekZE]�X fRZ�`aHxJNJNH�J>ZEfRekcEek]!bCKRH�O�ek]yKRQ HvSTZ\fN��ZE_�� t �yt���h"ZEWUkM!`}Q ZCS�JN�leT¥ ¦���¨��2¥ ¦��j¨Y�[S*Q Z O HAfRe � H�Oqbj]�eV]���] emKRH"JNP�J�KRHAh Zj_&Z\fRO�ek]!bEfNP8O�emopHAfRHA]iKRekbEUHx�\M�bCKNekZE]�Jr_gZEf8O�H�JR`afRek~ eV]!c KNQ HI`aZibjcEM!UkbjKNekZE]nZj_y`AZEUkUVZ\ekO J h�Z � ek] c�b\`A`aZ\fRO eV] c�KRZ�(fRZCS*] ekbE]wh�ZEKNekZE]^t+uvQ�bCK�h�Z�O�HAU,Q!bEJrJNeV]�`aHq~[HAHA]�S*edO�H�UVPwHa�lKNH�]!O�H�O�bE]!O�cEH�]�WH�fRbEUVek¡AHxO�t�z{] X!bEfLKRek`AM Udbjfx��`aZ\]\KReV]lM Z\M!J�h�Z�O�HAUdJy_gZEfRhyM UdbCKRH�OIeV]�KNHAfRhrJ�ZE_vek]iKNH�cEfRZjWO�eVopHAfRHA]iKNedbjU\H��iM!bCKReVZ\]!JpQ!b � H>~[HAH�]�O�HAfRe � H�O�S*Q ed`}Q�bjfRH�M!JNH�O,KNZ�bEX X fRZ��lekhrbCKRH>X!QiP�JLWed`AbEUTJNemKRM!bCKReVZ\]!J�ek] � ZEU � eV] cqb � HAfRP�UdbjfRcEH�]lM hy~[HAf�Zj_vX!bjfNKNed`aUkH�J�ZE_ � HAfRP�O�eVopHAfRHA]iKJNeV¡�H�J�tEGIH:fRHa_gH�f&KNZ|¥ §j¨!_gZEf(bj]rHA�iKRHA]!JNe � H:JNM f � HAP�Zj_pKNQ!H � bjfReVZ\M!J�h�Z�O�HAUdJ+bE]!O"KNQ!HAekfO�H�fNe � bCKReVZ\]!JA��bE]!O _gZ\f"bIO�H�JR`afRekX�KNekZE]�ZE_�KNQ!H8hrbjKNQ H�h�bjKNed`AbEU(fRH�JNM UVKRJ"O�M fReV]!c�KRQ H�!f}JLK*KNQ fRHAH��iM!bjfNKNH�fRJ(ZE_2KRQ ekJ:`aHA]iKRM fNP\� bEJvS(HAUkU^bEJ(KRZ¢¥����j¨Yt

uvQ edJTX!bjX[HAfvO�H�bEUkJTS*eVKNQ�KRQ H�h�bjKNQ H�hrbCKNed`AbEU!_gZ\M ]!O bjKNekZE]�ZE_2`aZibjc\M UkbjKNekZE]�WY_gf}bjcjWh�HA] KRbCKReVZ\]X fRZ�`aH�JRJNH�JvK}bj�leV]!c�eV]iKRZ|bE`�`aZ\M ]iK�KNQ H�h�Z � HAh�H�]\K�ZE_�KNQ H"`aUkM!JLKNHAf}J:O M HKRZ8O�eVopM!JLekZE]�bj]!O�JLM X[HAfRekh"X[Z\JNH�OqKNf}bj]!JNX�Z\fLK,X fNZ�`AH�JRJLHxJAt�z{]�hrbj]lPq`aZ\]!`afRHaKRHyJLeVKNM WbjKNekZE]!J��pUVek�EHrbjH�fNZiJLZ\U�X QlP�JNek`�JA��bCKRh�Z\JNX Q HAfRed`yX QlP�JNek`�JA�[ZEf�bEJLKNfRZEX!QiP�JNek`�JA�pJRb�PE�[emK�edJ� HAfRP�O�em��`AM UmKx�Cem_[] ZjK�ekh"X[Z\JRJNeV~ UkHE�xKRZ�O�HxJN`AfNek~[H(b,~�Z\M ]!O bEfNP�bE]!O�~[ZEM!]!O bjfRP�`aZ\]!O�eVWKReVZ\]!JT_gZEfTKNQ H�O�Z\h�bEeV] M ]!O�H�fv`AZE]!JNedO�HAf}bCKReVZ\]^tEz{] KNQ HxJLHs`Ab\JLHxJ+eVK(edJvb � HAfRP"fRH�b\JLZ\]�WbE~ UVH¢bjX!X fNZ���ekhrbCKNekZE]�KRZI`AZE]!JNedO�HAf�O�edJ�KRfNek~ M�KReVZ\]�_gM ]!`aKNekZE]!J�O�HA�!] HxO KNQ!fNZ\M cEQ Z\M�KKRQ H,JNX!bE`AHE�\~ M�Kv~�H�eV] c � JNhrbjUkU�bjKTek]��!] eVK�P"!Vt$# Z\f&KNQ!ekJ&% b\J&S(HAUkU�b\J�_gZEfThrbCKNQ!HAhrbCKNWed`AbEU"% fNHxbEJNZE]�¤ªJR©TS(H�`aZE]�JLedO�HAf(_gM UkUVW�JNX!bE`AHsX fNZ\~ UkHAhrJveV]8KRQ ekJ�X!bjX[HAfxt#!ZEfRh�bEUVUkPE�!KNQ H"H��iM!bjKNekZE]!J:M ]!O�H�f�`AZE]!JNedO�HAf}bCKReVZ\]|K}bj�\H�KNQ!H�_gZEfRh Zj_+bE]eV]!emKRekbEU� bjUkM H�X fRZE~!UVH�h4Zj_>fNHxbE`�KReVZ\]�W{O�emopM!JNeVZ\] K�PlX[H�'(�)*,+.- ¤0/21435176 © *98;: ¤0/<1735146=1 * ©>1* ¤0/<14�?146 © 8;*=@ ¤0/<176 ©A1 /CBCDFEG1H3JIK�L1/CBCD E 1 ¤7�EtM�x©S*Q H�fNHAN 8 ��1R¦l��Z\fPO � O�H�X�H�]!O�ek] crZE]¢bj]¢bEO!O�emKReVZ\]!bjU�fRH�bEUpX!bjf}bjh�HaKRHAfQ6p��KNQ!H � ZEUVWM h�H�¤gS*Q!ek`}Q�ekJ>M!JNH�O�bEJ2KNQ H*`}Q!bEfRb\`�KRHAfRekJLKNed`&JNeV¡�HEtCuvQlM!J>~iP�KRQ H*JLek¡AH(Zj_�b�`aUkM!JLKNH�f>S(Hh�H�bE]|eVKRJ � ZEUkM h�HEt ©�t?R:HAfRH - bjfRHsO�emopM!JNeVZ\]�W{`aZE] � H�`�KReVZ\]�ZEX[HAf}bCKRZEf}JA�\KNQ!HS� fRH�bE`aKNekZE]KRHAfRhL! : O�H�JR`afReV~[H�J:�leV] HAKNed`�~[HAQ!b � ekZEf�ZE_>KRQ HyX!fNZ�`aHxJNJ��!bE]!O * edJ*KNQ!HyX!bEfLKRek`AUVHyJNek¡AHO�edJLKNfReV~ M KNekZE]8_gM ]!`aKNekZE]^t!uvQlM!J * ¤T/21435176 ©JUK� ¤7�Et ¦E©bE]!O V$WXVZY\[

Y^] * ¤T/21735146 ©�_�6J_�/ ¤7�Et O\©edJ8KNQ H�KRZjK}bjU�]lM hy~[HAfqZE_�X!bEfLKRek`AUVHxJ8S*emKRQ � ZEUkM h�H�J8~[HAUkZE] c\eV] cwKNZ�KRQ H eV]iKRHAf � bEU¥ 6 @ 146�`R¨<aKDcb bE]!O ~[HAek] c�bCKyKReVh�HL3y`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE]edfagD E tuvQ H"h�H�b\JLM fRHh_�6¢ekJ,HAeVKNQ H�f>i�HA~[H�JNcEM H�! J,h�H�b\JLM fRH�Z\]jDcb ZEf,KNQ H"`aZ\M ]iKNek] c h�H�bjWJNM fRH�Z\]lkm ' 8on ��1}¦�1�O?1qp�pqpsr\t�z{]KNQ!H"UdbCKNKNH�f�`�bEJNH�Z\] UVPq`AUVM!JLKNH�fRJs`�bj]Z�`A`AM fsS*Q Z\JNHJNeV¡�H�J�bEfNH�ek]iKNH�cEHAf*h�M UVKNekX UVHxJ�ZE_�bE]X� H�UVH�h"H�]iKRbjfRP�M ]!emK�!Vt[z{]8KNQ edJ:`�bEJNH�bjUkU^eV]iKRHAcEf}bjUdJS*eVKNQ¢fRH�JNX�Hx`�K*KNZt_�6 fRH�O�M�`aH�KNZrJNM hrJA� ZE_�`AZEM f}JNHE��JLZ"KRQ!bCKy¤7�Et O\©+KRbE�EH�J(KRQ Hs_gZEfRhV W Y\[uY\v2Y�] * ¤0/<1735146�©?_�/.p

Page 3: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

��� ���������q� � �� ���7���� �^� 7�q� � ��� � ��� �������� �uvQ edJ(JLeVKNM!bjKNekZE]�`AZEfRfNHxJLX[ZE]!O!J>KNZ����������! �"# s`AZ\bEcEM UdbCKReVZ\]�Wª_gf}bjc\h�HA]iKRbjKNekZE]yX!fNZ�`aHxJNJNH�J��KRQ Hs_gZEfRh�HAf*ZE]!H,KRZ$�&%�'(")�*'(+(%�+,�,h�Z�O�HAUdJAt.-�ZjKRH�KNQ!bjK�STH�KNfRH�bjK*~�ZEKNQ¢`AbEJNH�J*JNekhyM UVWK}bj] H�ZEM!JNUVP\t

u2Z~[H h�ZEfRH�X fRH�`AekJNHE�2STH�~[HAc\eV]6~iP O�HxJN`AfNek~ ek] c¢KNQ!H �leV]!HaKNed`�X�bjfNK : t>z�K"ekJ"bJNM h ZE_2KRQ fRHAH�KNH�fNhrJ�'

: ¤0/21435176"1 * © 80/ ¤0/<1735146=1 * © +21 ¤0/<1735146=1 * © +23 ¤0/21435176 ©>1 ¤7�Et 4i©b\`A`aZ\M ]iKNek] c"_gZEf�`AZ\bjc\M UdbCKNekZE]��E_gf}bjc\h"H�]iKRbCKReVZ\]^��bj]!O8X!bEfLKRek`AUVHsek] X M�Kx� fRH�JNX�Hx`�KNe � H�UVP\tuvQ H�`AZ\bEcEM UdbCKReVZ\]�KNH�fNh ekJ*ZE_�KRQ Hs_gZEfRh

/ ¤0/<1735176"1 * ©�' 8 �¦VZY@65

¤T/2173514687X6:9T146,9d© * ¤06;7X6,9d© * ¤06:9d©�_�6,97 * ¤06 © V=<

@ 5¤0/<1735176"146,9d© * ¤06:9d©�_�6,9&p ¤7�Ets�E©

uvQ H¢`aZibjc\M UkbjKNekZE]��EH�fN]!HAU5�>S*Q HAfRH

5¤0/<1735176"146 9 ©�O�H�JR`afReV~[H�J�KNQ H8f}bCKNH|Zj_:`AZ\bjUkH�JLW

`AHA]!`AH�J*ZE_�`AUVM�J�KRHAf}JvZj_&JLek¡AHxJ 6|bE]!OL6 9 bCK*KReVh�H�3vbj]�O¢X�ZiJLeVKNekZE]9/���ekJ:JLM X!X�ZiJLHxO KRZJRbCKRekJL_gP �?>

5¤0/21435176"176 9 © 8

5¤0/<1735146 9 176 © 1 6=146 9 BA@l1 ¤7�Et �\©

S*Q H�fNHB@ ekJ|KNQ!HIJNM X X[ZEfNK8ZE_S_�6 bj]!O��vQ H�fNH�bj]�O�~�H�UVZCS���¤T/2173L©|fRM ]!J|KNQ!fNZ\M cEQD EBC D b tluvQlM!J(S(H:] H�cEUkH�`aKTKRfNekX UkH,bj]�O�Q ekcEQ H�f(`AZEUkUVedJNeVZ\]!JTb\JNJNM h�ek] c�KRQ HAh�KRZ�~[Hf}bjfRHE�ibj]!O"K}bj�EH,bE`A`AZEM ]iK+ZE_�~ eV]�bjfRP"`AZ\bjc\M UdbCKNekZE]�Z\] UVP\t\uvQ H:�!f}J�K+ek]iKNH�cEf}bjU!ek]�¤7�Ets�E©HA�lX!fNHxJNJNH�JsKRQ H�_�b\`�K�KRQ!bCK"b`aUkM!JLKNHAf�Zj_�JNeV¡�H 6I`�bj]�ZE]!UVP�`aZ\h"H eV]iKNZ�Ha��ekJLKNH�]!`aH em_K�S(Z�`aUkM!J�KRHAf}J�Zj_ � Z\UVM h�HxJ<6;7X6 9 bE]!O,6 9 `aZEUkUkekO�H\tEuvQ H(_�bE`aKNZ\f �EDj¦:cEM�bjf}bj]iKNH�H�J2KNQ!bjKHxbE`}Q�`AZEh�~ eV]�bCKNekZE]�ekJs`aZ\M ]iKNHxOZE]!UVPqZ\]!`aH\tpuvQ!H�UdbEJLK,KRHAfRh eV]�¤��\t �\©:JRb�P�J�KRQ!bCK�b`AUVM!JLKNH�f�Zj_TJNek¡AH 6O�edJNbEX X�Hxbjf}J�_gfRZEh � UkH � HAUc6"![eV_vemK�`aZibjc\M UkbjKNHxJ:S*eVKNQ�b|`AUVM�J�KRHAfsZj_bE]iP � ZEUkM h�Hjt

uvQ Hs_gf}bjc\h�HA]iKRbjKNekZE]�KRHAfRh 1 ekJvc\e � HA]8~iP

1 ¤0/<1735176"1 * ©J' 8 V2<YGF ¤0/21435176 9 176 © * ¤06 9 ©�_�6 9 7IH*¤T/21735146 © * ¤06 ©>1 ¤7�EtKJj©S*Q H�fNH�KRQ Hs_gfRbEcEh�HA]iK}bCKNekZE]8�EH�fN]!HAU F JRbCKRekJL�!H�J

�?> F ¤0/<1735176"146,9d©>1 �MLG6:9N>G6OLQP 1H6=146:9 BA@l1 ¤7�Et §\©bE]!O

H*¤T/21735146 ©Q' 8 �6V Y@ F ¤0/21435176"176 9 ©6 9 _�6 9 1 6 BR@ p ¤7�Et S\©

uvQ H�ek]\KRHAc\fRbEU eV]I¤��\tTJE©&bE`�`aZ\M ]iKRJ�_gZ\f&KRQ H,X!fNZ�O�M!`aKNekZE]�ZE_�`aUkM!JLKNHAf}J&ZE_�JLek¡AH 6�~iP"KRQ H~ fRH�bE�iWYM X¢ZE_�`AUVM�J�KRHAf}J*Zj_�UdbjfRcEHAf � ZEUkM h�H�J�t!uvQ H�UdbEJLK�KRHAfRh K}bj�EHxJ�`AbEfNHsZE_>KRQ H�O ekJLWbEX X�Hxbjf}bj]!`AHTZE_ 6iW{`aUkM!J�KRHAf}J>~iP�KNQ H�eVf�_gf}bjc\h�HA]iKRbjKNekZE]yek]iKNZ�JNh�bEUVUkHAf�Z\] H�J�t�-�ZEKNH(KNQ!bjKS(HybjUkUkZCS hyM!UmKReVX UkH�_gf}bjc\h�HA]iKRbjKNekZE]8X fNZ�`AH�JRJLHxJAt uvQ Hy~ eV]�bjfRP|`Ab\JLH\� ek]qS*Q ek`}QqHxbE`}QJNX UkemKNKNek] cX fRZ�O�M!`aHxJ�K�STZq`AUVM!JLKNH�fRJ�ZE] UkPE�^`�bj]�~�H�JNM ~!JNM h�H�O�ek]IKNQ edJs_gZ\fNh�M UkbjKNekZE]~lP|b�JNM eVKRbj~!UVH�`}Q!bE] cEHsZj_�O�HAX[HA]�O�HA]iK � bjfRedbj~ UkH�Js¤�JNHAHr¥��EJ�¨ ©at

Page 4: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

� �������������� ������i2bEJLKNUkPE�lKNQ!H�JLZ\M fR`AH:KRHAfRh%JRbCKRekJL�!H�J

3 ¤0/<1735146�© UG�91 6 BR@ 1 ¤��\t����\©bE]!OqbE`�`aZEM!]\K}Jv_gZEf,`afRH�bCKReVZ\]¢Zj_&`aUkM!JLKNHAf}J*ZE_�JNek¡AH 6¢bCK�KReVh�H�3*bj]�O¢X�ZiJLeVKNekZE]C/�O M HKRZrX!bjfNKNed`aUkHseV] X!M�K���_gZ\f*Ha� bjh�X UkHEt

uvQ H�fNHIbjfRH�JNH � HAf}bjU�h�Z�O�HAUdJ|_gZEf|KNQ H�O�H�X�H�]!O�HA]�`aHIZj_�KRQ HI`AZ\bEcEM UdbCKReVZ\]nbE]!O_gf}bjc\h"H�]iKRbCKReVZ\]�f}bCKNHxJ�Z\]�KRQ HTX�bjfNKNed`aUkH � Z\UVM!h"H\tC�qZ\JLK2ZE_ KNQ H�h�bjh�Z\M ]iK�KNZ�~[ZEM ]!O!JZE_2KRQ Hs_gZEfRh

5¤0/<1735176"146,9d© > /�� ¤�� + 6 ©�� ] + ¤�� + 6:9d©�� ]�� 1 F ¤0/<1735176"146,9d© > / ¤�� + 6 + 6,9d©�� [ 1

S*Q H�fNH�� @ bE]!O� ` bjfRHrX�ZiJLeVKNe � H|`aZE]�J�K}bj]iKRJ�t�uvQ edJ�h�H�bE]!JsKRQ!bCK�KNQ HxJLH�f}bCKRH�J�`�bj]~[H�`AZEh�H(bEfN~!emKRfRbEfNekUVP�UdbjfRcEH+eV_[bEfN~!emKRfRbEfNekUVP�UdbjfRcEH+`AUVM!JLKNH�fRJ�bEfNHTeV] � Z\U � H�O�t R�ZCS(H � HAfx�AeVKQ!b\J&KRZy~[H,�\HAX�K(eV]|h�eV]!O�KNQ!bjK� ��� � %�� "��:��� "���� ����! �����"�� �����" � ����N� �� ���K�! "��" � %�' ��#�:� ���$���%��&�B"#%��' '(�*"� �(��'*)� $%+�A"�� ,�-��� ")� �. 0/�%�K+1� $%�'2&�43 � �*' �� "�� ��! 5���& ' %8�*'"' '.�*"# �&�6 ���7)� �. +,��"� ���� �*'�'���")+:�! 98iuvQlM!J��\JNeV]�`aH:`AZ\bjc\M UdbCKNekZE] Wª_gf}bjc\h"H�]iKRbCKReVZ\]X fRZ�`aHxJNJNH�J8bjfRH�ZE_�fRH�bjU�ek]\KRHAfRH�JLK|_gZ\fq`aUkM!J�KRHAf}J M!X KRZ�b6� ��H�O;% bjUk~�H�emK¢fRbjKNQ H�fUdbjfRcEHP% JNek¡AH�ZE] UkPE�lS(H�`�bj] b\JNJNM h�HE�lS*eVKNQ Z\M�K(UkZ\JNek] c�X!QiP�JNek`�bjUpJLekcE]!em��`�bj]!`AHE�\KNQ!bjKKRQ H�`aZibjcEM!UkbjKNekZE]|bE]!O|_gfRbEcEh�HA]iK}bCKNekZE]|fRbjKNHxJ(bEfNHs~[ZEM ]�O�H�O�tR:HA]!`AH�STH�ekh�X�ZiJLHsKRQ H�QlPiX[ZjKRQ H�JNedJvKNQ!bjK*KNQ H�fNH�HA��ekJLKRJ�b�X[Z\JNeVKNe � H�`aZ\]!J�K}bj]iK;:JNM!`}Q8KNQ!bjK

5¤T/21435176"176:9V© ><:g1 F ¤0/21435176"176:9 © >=: ¤��\t����x©

_gZ\f�bjUkU�X�ZiJNJNeV~!UVH�bjfRcEM!h"H�]iKRJs¤0/<1735176"146 9 ©TZj_5bj]�O F � fRH�JNX�Hx`�KRe � HAUkPEtlG�H�bEUkJNZ�JLM X W

X[Z\JNHsKNQ!bjK H*¤T/21735146 © ><:g1 ¤0/<1735146�© BLD E C D b C @l1 ¤��\t���¦E©S*Q ed`}Qrh�H�bE]!J�KNQ�bCK&KRQ H � ZEUkM h�H*fRbjKNH*Zj_^`}Q!bE] cEHvek]�KNQ H�_gfRbEcEh�HA]iKRbjKNekZE]�X fRZ�`aH�JRJ�edJ~[ZEM ]�O�H�O|bEJ&S(HAUkUYt�-:ZjKNH,KNQ�bCK(b\JNJNM h�X�KReVZ\]!J:¤7�Et �\©��p¤��\t §i©��lbj]!O�¤��EtM���i©�>�¤��EtM�x¦\©>Q ZEUdOek] � ekfLKRM H+ZE_ KNQ!HAekf>X!QiP�JNek`�bjUlJLekcE]!em��`�bj]!`AHEt # Z\f2hrbCKRQ HAhrbjKNed`AbjUlfRH�b\JLZ\]!J^S(H(JNM X X[Z\JNHKRQ!bCK

5¤T/2173519?�19? ©a� F ¤T/2173519?�19? ©a�xbE]!O 1 ¤T/2173519? ©�bjfRH�h�H�bEJNM f}bj~ UkH�_gZEf(¤0/<173L©QB9D E C Dcb

bE]!O¢JLM���`AeVH�]\KRUVP|JLh�ZlZjKRQ8S*eVKNQ¢fRH�JNX�Hx`�KvKNZ¤T/2143L©�t@ Jv_gZEfvKRQ H�ZEX[HAf}bCKRZEf - � S(H�bEJRJLM h�H�KNQ�bCK- ¤T/21735146 © * ' 8 7IO�e �BA�C ¤0/<1735146�©�cEf}bEO *,+EDF ¤T/21435176 © *HG+ DI�¤T/21735146 ©J?Ac\fRb\O *,+ F @ ¤T/21735146 © * 1 ¤��\t���O\©

S*Q H�fNHTO�e � bE]!OscEf}bEO�bjfRH�KRbE�EHA]sS*eVKNQ�fRH�JNX[H�`�K�KRZP/ B9D E t�uvQ HTO�emopM!JNeVZ\]�hrbCKNfReV� C �KRQ H�O fNeV_ K � H�`�KRZEf}J DF bj]�O DI��lbj]!O�KRQ Hsbj~!JNZEfRX�KNekZE]�f}bCKRH F @ bEfNH:JNM���`aekHA]iKRUVPrJNh"ZlZEKNQ_gM ]�`�KNekZE]�J*Zj_*¤0/<173L©vbj]�O|h�HxbEJNM fRbE~ UkH,S*eVKNQ¢fRH�JNX�Hx`�K*KNZ 6pt�GIH�bjUdJLZrbEJRJNM h�H,KRQ!bCK

C ¤0/21435176 ©(edJ*JLPlh�h�HaKNfRed`�bj]!O|X�ZiJLeVKNe � H�O�HA�!] eVKNH\�M ] eV_gZEfRh�UVP|S*emKRQ¢fNHxJLX[H�`aK(KRZ¤0/<1735176 ©JBCD E C D b C @ p ¤��\t���4i©

z{]�JNM h�hrbjfRPE�[M!JNeV] c|J�K}bj]!O bEfRO¢]!ZjKRbjKNekZE]�bE]!OJNM X X fRH�JRJNeV] c�KNQ H�eV]!O HAX[HA]!O�H�]iK� bjfRedbj~ UkH�J�� JLP�JLKNH�h ¤��\t���©T`�bj]¢~[H�S*fNeVKLKRHA]8eV]8KNQ!H�`aZE] � HA]iKNekZE]!bEU[_gZEfRh(�)* 7LKM?\¤ C K *,+EDF * © + DIN?9K * + F @ * 8 ¥ (�) * ¨PORQ(S�T + ¥ (�)* ¨!U!V�S(T +23

Page 5: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

��� ���������q� � �� ���7���� �^� 7�q� � ��� � ��� �������� �

S*eVKNQ

¥ ( ) * ¨ ORQ�S(T 8 �¦V Y@65

¤06?7 6:9 176:9d© * ¤0687X6:9k© * ¤T6:9k©�_�6:9 7 * ¤T6 © V <@ 5¤06"176:9k© * ¤06:9 ©�_�6:9

bE]!O¥ ( ) * ¨ U!V�S(T 8 V2<

Y F ¤T6,9 146�© * ¤T6:9k©�_�6:9:7 * ¤T6�© VY@ F ¤06"176:9d© 6 96 _�6:9 p

z{]¢h�Z\JLK:`aZ\]!`afRHaKRH�JLeVKNM!bjKNekZE]!J C 8 F ? � ��S*Q HAfRH � O�H�] ZjKRH�JvKRQ H�edO�HA]iKNeVK�P8h�bjWKRfNeV����bE]!O F edJ�b�O H�`afRH�b\JLek] cq_gM!]!`�KReVZ\]wZE_ 6pt>z�K�edJ�ZE_ KNH�]wbjX!X fNZ���ekhrbCKNHxO ~lP�bj]HA�lX!fNHxJNJNeVZ\] ZE_2KRQ Hs_gZEfRh

� �<6�� `���� + 6���� ��� A : +�� � � Y [���� G ��� ¤0/2143L© 1 ¤��\t�� �E©S*Q H�fNH �+�*:&� � �\bj]�O��sbEfNH*X[Z\JNeVKNe � H:`AZE]!JLKRbE]\K}J+bE]!O � ekJ&KNQ H:KNHAh�X[HAf}bCKRM fNH\�ES*Q ed`}Qek] KRQ edJvh"Z�O�H�U�ekJ*JNM X X[Z\JNH�O�KNZ�~[H�c\e � HA]I¤�`�_�t^¥����!�?�lH�`aK�t!¦�t OC¨g©�t uvQ!ekJ(edJ*`aZE]�JLedJ�KRHA]iKS*eVKNQ ek]iKNM eVKNekZE] S*Q ed`}Q JLM!cEcEHxJ�K}J�KNQ!bjK�UkbEfNc\Hr`aUkM!J�KRHAf}J�O�eVo[M�JLH�h�Z\fNHrJNUVZCS*UkPqKNQ�bj]JNhrbjUkU�ZE]!H�J�t R�ZCS(H � HAfx� bjcibjek]8eVK:Q!b\J*KRZ�~�Hy�EHAX K:eV]�h"ek]!O8KRQ!bCKsJLM!`}Q¢Udb�S�J:bEX X UkPZ\] UVP8KRZ8`AUVM!JLKNH�fRJ:S*Q Z\JNH�JNek¡AH�J,~[HAUkZE] c KNZ|b��!] eVKNH"fRbE] cEH\t=�lek]!`AH�ek]]!bjKNM fRH�KRQ HAfRHO�Z8Ha��edJ�K�] HAeVKNQ!HAfseV] �!] eVKNHAUkPqUdbjfRcEH�] Z\f,ek]��!]!emKRHAUkPJLhrbjUkU�`aUkM!JLKNHAf}J,STH"O�Z ] ZEK�UkZ\JNHbE]iP8X QlP�JLed`AbEU2JNeVc\] eV��`AbE]!`aH�eV_+S(HybEJRJNM h�H�KNQ!bjK C ¤0/<1735176 ©�ekJ,M ] eV_gZEfRh�UVP¢~[ZEM ]!O H�ObE]!O8M ] eV_gZEfRh"UkP�X[Z\JNemKRe � H�O�Ha�!]!emKRH ¤gS*Q H�fNH�KRQ H�`aZ\]!J�K}bj]iK*Zj_�M ] eV_gZEfRh O�HA�!] eVKNHA]!H�JRJ`�bj]¢~�H � HAfRP�JLhrbEUVUY��Zj_�`aZ\M fRJNHx©at

uvQ HO fNeV_ K � Hx`�KRZEf��!H�UkO DF O�H�JR`afRek~�HxJ�KNQ HqX�bjfNKNed`aUkH¢KNf}bj]!JNX�Z\fLK O M H¢KNZ�Z\M�KNH�f_gZ\fR`AH�J:JNM!`}QqbEJ:cEf}b � emK}bCKNekZE]�bjUY��HAUkH�`�KRfNed`AbEU^ZEf�KNQ H�fNhrbjU��!HAUdO J���S*Q!HAfRHsKNQ H�Ukb\J�K:Z\] HedJ:X!fNZ�O�M!`AH�O¢~lP|KNHAh�X[HAf}bCKRM fNHycEf}bEO�ekHA]iKRJ�eV]¢KRQ HycibEJ*Z\f�£!M edOqek]qS*Q ed`}QqKNQ HyX!bjfNWKRek`AUVHxJ�bEfNHy~�H�eV] c¢JNM!JLX[HA]�O�H�O�t�uvQ HxJLHy�!HAUdO J % bEJ,STH�UVU�bEJ�KNQ H�KNH�h�X�H�fRbjKNM fRH"O ekJLWKRfNek~ M�KReVZ\]Z% bjfRH¢JNM X X[Z\JNH�O6KNZ�~[HqHa��X Ukek`AemKRUVPwcEe � H�]wek]nZEf}O�HAf"KNZ�JNekh"X!UVeV_gP�KRQ HX fRH�JNHA]iK}bCKNekZE]�t��:_v`aZ\M fRJNHE�[ek]�c\HA] H�fRbEU DF edJsO�HaKRHAfRh�eV] HxO�~lP�b8JNHaK�Zj_+X�bjfNKNedbjU�O�eV_ W_gH�fNH�]\KRekbEU�H��iM!bjKNekZE]!JvS*Q ed`}Q¢ekJ*`AZEM X!UVHxO KRZ"KNQ H�fRH�b\`�KNekZE] W�O�eVopM!JLekZE]8JLP�JLKNH�h ¤��\t���©�ti2bEJLKNUkPE��eV_�KRQ H X!bEfLKRek`AUVHxJybEfNH�~[HAek] c�JNM!JNX�H�]!O�HxO�ek]6b¢£!ZCS*ek] cq£!M!ekO��2KNQ�bCK�edJ��eV_&STH�`AZE]!JNedO�HAf:`AZE] � Hx`�KRe � H�O�emopM!JNeVZ\]^� KRQ HA] DI:edJ*KRQ H � HAUkZ�`aeVK�P Zj_�KRQ H�£!M edO�tpuvQlM!Jek]�KRQ edJ�`Ab\JLH8¤��EtM�x©,Q!b\J,KNZ¢~�Hr`AZEh�X UkHAh�HA]iKNHxO�~lP¢KRQ H�-:b � ekHAfNW�iKRZE�\H�J�Hx�iM!bCKReVZ\]!J_gZ\frKNQ H � H�`aKNZ\f��!HAUdO DI�t&z{]nKNQ!HeV]�`aZEh�X fRH�JRJNeV~ UkHq`Ab\JLHqO�e � DI 8 ��JLZ�KRQ!bCK DI|`�bj]~[H�JNM ~!JNM h�H�Oqek] DF eV_&emK�ekJ,fNH�cEM Udbjf*H�] ZEM!cEQ^t[z�_&STH�bEJRJLM h�H�KRQ!bCK,KNQ H"JLM�JLX[HA]!O H�OX!bEfLKRek`AUVHxJ(Q!b � H,] Z�HAo[Hx`�KvZE] KNQ H � H�UVZ�`AemK�PrO�edJ�KRfNek~ M�KReVZ\] % S*Q ed`}Q edJTKNfRM H,_gZEfvUVZCSbEHAfRZ\JNZEU�`AZE]!`AHA]iKNf}bCKReVZ\]^� _gZ\f,HA��bEh�X UVH�% KRQ HA]�STH"`Abj]�JLZ\U � H�KNQ HM-:b � ekHAfNW�lKNZE�\H�JHx�\M�bCKNekZE]�J�_gZ\f DI�bE]!OJNM ~!JLKNeVKNM�KRHyKRQ H�fRH�JNM UVK:ek]w¤��\t���©�t[z{]ZjKRQ HAf�S(ZEf}O JA�!eV]�h�bE]lP`�bEJNH�J�Zj_pX QlP�JLed`AbEU ek]\KRHAfRH�JLK�� DIy`Abj]rbEUkJNZs~�H:`AZE]!JNedO�HAfRH�OyKNZ�~[H�bscEe � H�] � H�`�KRZEf��!H�UkO^tuvQ edJ*edJ(KNQ H�X[Z\JNeVKNekZE]qbEO�Z\X�KNHxO ek]8KNQ edJ*X!bEX�H�fAt

�qZiJ�K8Zj_�KRQ HIh�bjKNQ H�hrbCKNed`AbEU,fRH�JNH�bEfR`}QnZ\] KNQ!HI`AZ\bjc\M UdbCKNekZE] Wª_gf}bjc\h"H�]iKRbCKReVZ\]Hx�\M�bCKNekZE]�J*ekJ,`aZ\]!`aH�fN] HxO8S*emKRQ¢KNQ HyO ekJR`afRHaKRHy`Ab\JLH\t G�emKRQ ek]¢KNQ edJ:`AUkb\JNJvKRQ H����*' �" � �`AZ\bjc\M UdbCKNekZE] Wª_gf}bjc\h"H�]iKRbCKReVZ\]rH��iM!bjKNekZE]!J

k*L8 : ¤035176"1 * ©>1H3JIG�L1 * ¤ �?176 © 8;* @ ¤06 ©>1 ¤��\t����\©

Page 6: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

� �������������� ������ek]S*Q ed`}QO�eVo[M!JNekZE]edJ�] H�cEUkH�`aKNH�O^��bCKNKNf}bE`aKNH�O¢h�ZiJ�K,bjKLKRHA]iKNekZE]^t -�ZEKNH�KRQ!bCK,eV]qKRQ edJ`�bEJNH�¤��EtM���i©[fNHxO�M!`AH�JpKRZ�bj]seV] �!] eVKNHTJNP�J�KRHAh Zj_�ZEf}O�ek]!bjfRP�ek]\KRHAc\fNZEW�O�eVopHAfRHA]iKNedbjU�H��iM!bjWKReVZ\]!JAt�G�H�fNHA_gHAf�ek]X!bEfLKRek`AM Udbjf*KRZ�¥ �C¨Y�>¥ �j¨Y�[bj]!O|KRQ HyfRHa_gH�fNH�]!`aHxJvKNQ H�fNH�eV]¢_gZ\f,JNZEh�HZE_2KRQ H�h�ZEfRH�fRH�`AHA]iK*fNHxJLM!UmK}Jat

� H�UkbjKNe � H�UVP8UVeVKLKRUVH"edJ,�l] ZCS*]bE~�Z\M�K:KRQ H�O�ekJR`afRHaKRH�`AZ\bjc\M UdbCKNekZE] Wª_gf}bjc\h"H�]iKRbCKReVZ\]Hx�\M�bCKNekZE]�J�S*eVKNQ6O�eVopM!JLekZE]�t>uvQ edJy`�bEJNH bjh�Z\M ]iKRJ�KRZ�bj] ek]��!]!emKRH|JNPlJLKNH�h Zj_�`aZ\M�WX UkH�OwfRH�bE`aKNekZE]�W{O�eVo[M�JLekZE]wH��iM!bCKReVZ\]!J�t @ ]wek] � HxJ�KReVcibCKNekZE]wZj_�~!bEJNek`|Ha��edJ�KRHA]!`AH8bE]!OM ]!ek�iM H�] H�JRJ��iM HxJ�KReVZ\]!J�Q!bEJ�~�H�HA]weV] eVKNedbCKRH�O Z\] UkP � HAfRP�fRH�`AHA]iKNUkP�eV] ¥ J�¨vbE]!O Q!b\J~[HAH�]6`aZ\]\KReV]lM HxO�eV]wbqJLH�fNekH�JyZj_*X!bjX[HAf}JybE]!O�X fRHAX fRek]\K}J�~lP��+Q^t<i2bjM fRHA]��`aZjKybE]!O� tCG�fR¡AZiJLH��r¤L¥����a¨!>p¥���4E¨Y�l¥ ¦ Jx¨g©�t�z{]"bjUkU\KRQ H�JNHvX!bjX[HAf}J�� - ¤T/21435176 © *C8 7 F ¤06 ©�� * S*eVKNQF ¤06 ©2~[HAek] c,]!ZE]�W�] HAcibCKRe � H+`aZ\]!J�K}bj]iKRJ�_gZEfc6 B km t # M!fLKRQ HAfRh�ZEfRHE��KNQ HvH��iM!bjKNekZE]!J>bjfRHJNM X X[Z\JNH�O KNZ"Q ZEUdO|eV]8by~[ZEM ]�O�H�O8O�ZEhrbEeV]|M ]!O�H�f*] ZjWY£!M���~[ZEM ]�O bjfRP�`aZ\]!O�eVKNekZE]!JAt

z{]|KNQ H�`�bEJNH,ZE_2O�edJN`AfNHAKNH�`aZibjcEM!UkbjKNekZE]�WY_gfRbEcEh�HA]iK}bCKNekZE]rJNP�J�KRHAhrJTKNQ H�KNHx`}Q ] ed�iM HM!JNH�O8ek]|X!fRb\`�KNed`AbEUVUkP�bjUkU�X!bEX�H�fRJvedJ(KNQ H�]�bCKNM!fRbEU[Z\] H�'l��fRJLK*ZE] H�JLKNM!O�ekH�J(��] emKRH�JLP�JLWKRHAhrJ:Z\~�KRbEeV]!H�O8~lP KRfNM ]�`AbCKReV]!c�KNZrKRQ H��!f}JLK H��iM!bCKReVZ\]!J�bE]!O���bj_ KNH�f:Q!b � ek] crH�JLWK}bj~ UkekJNQ HxOrJLM eVKRbE~ UkH�bsX fNekZEfRe�~[ZEM ]!O!JA�\X!bEJRJLHxJ>KNZ�KRQ H�UkeVh�eVKTbEJ� KRHA]!O!J�KNZ�ek]��!]!emK�P\tuvQ H�JNemKRM!bCKReVZ\]|edJ*`aZ\h�X UVed`AbjKNHxO�~lPrKNQ!H,_�b\`�KvKNQ�bCKvKNQ H�bEM�KNQ Z\fRJvbEUVUkZCS M ]l~[ZEM ]!O H�O`AZ\bjc\M UdbCKNekZE]8bj]!O|_gf}bjc\h"H�]iKRbCKReVZ\] f}bCKRH�Jat

�qM�`}Q6UkH�JRJ"JNHAH�hrJ�KRZI~[H8�i]!ZCS*]�_gZEf�KNQ!H¢`�bEJNH ZE_,`aZ\]\KReV]lM Z\M!J"`aZ\bEcEM UdbCKReVZ\]�W_gf}bjc\h"H�]iKRbCKReVZ\]qh�ZlO HAUdJA��KNQ!bjK�edJ���eV_�_�68edJ>i^HA~[H�JNcEM!H�! J:h�H�b\JLM!fNH�Z\]jDcb�tpuvQ H��leVW] HAKNed`�Hx�\M�bCKNekZE]�J�Q!b � Hs�!fRJLK:~[HAH�]�J�KRM!O�ekH�Oq~lP¢�qHAUk¡�bE�I¥ ¦��j¨Y�>¥ ¦?�a¨>M ]!O�H�f,bEJRJNM h�X�WKReVZ\]!J�¤��\t �i©���¤7�Et §\©a��¤��\t����x©�� bE]!O�¤��\t���¦E©TS*emKRQ 3 8 � t R�H�X!fNZ � H�OrKRQ H�HA�ledJLKNHA]�`aHsZj_bqM!] ek�iM H|X�ZiJLeVKNe � H cEUkZE~!bEU+JLZ\UVM KNekZE] ~lP�h�Hxbj]!JyZj_:JNHAfReVHxJ�Ha��X!bE]!JLekZE]�JAt��HAUk¡�bj�"! JedO�H�b\J�Q!b � H8~[HAHA]�Ha�lKRHA]!O�HxO6~lP6��bjf}`aM!J�KNZ�ek]!`aUkM!O�Hb�KNf}bj]�JLX[ZEfNK�KRHAfRh ek]�Z\] HJNX!bE`AH O�ekh�HA]!JNeVZ\]^�>S*Q ek`}Q�O HAX[HA]!O J�ZE]Z6�Z\] UVP\�^KRQ!bCK"ekJ�� - ¤0/21435176 © * ' 8 IC¤06 © ( ��*¤ªJLH�H�¥ §!� �lH�`aK�t O!t 4E¨ ©at

@ O�eVopHAfRHA]iK+bjX X!fNZibE`}QyQ�bEJ�~[HAH�]"ek] eVKNedbCKRH�O�~lP @ eV¡�HA] hrbj]rbE]!O��(bE� ¥��a¨�tEuvQ H�JNHbEM�KNQ Z\fRJ>`aZ\]!JNekO�H�f�KRQ HvbjM�KRZE] Z\h"Z\M!J^�lek] HaKRek`(`aZ\]iKNek]iM!ZEM!J>`aZibjcEM!UkbjKNekZE]�WY_gfRbEcEh�HA] KRbCWKReVZ\]yH��iM!bjKNekZE]!J2S*eVKNQy~[ZEM!]!O�H�O�`aZibjcEM!UkbjKNekZE]�bj]�Os_gfRbEcEh�HA]iK}bCKNekZE]�f}bCKRH�J���~!M�K>S*eVKNQ WZ\M�K&bEJRJLM h�X�KReVZ\]|¤7�EtM�x¦E©atx�(P�h�Hxbj]!J2Zj_pJLH�h"ekcEfRZEM!X�KNHx`}Q ] ed�\M!H�J2KNQ H�P�H�JLKRbE~ UkekJNQ�KRQ HHA�ledJLKNHA]�`aH�Zj_vb|M!] ek�iM Hr]!ZE]�W�] HAcibCKRe � H � Z\UVM!h"HAWYX!fNHxJLH�f � ek] c|JNZEUkM�KNekZE]�tpuvQ!ekJ�JNHAh�eVWc\fNZ\M X�bjX X!fNZibE`}Q�Q!bEJ+UkbjKNH�UVP"~�H�HA]�HA�lKNHA]�O�H�Orek] b�JNHAfRekH�J&ZE_�X!bjX[HAf}J&~lP��`qi2bjM c\Q�WUkeV]�� i�bEhy~^� bE]!O|��`A�(fNedO�Hr¤L¥����C¨ >�¥�� SC¨g©�KRZreV]�`aUkM!O�H�`aH�fLK}bjek]8`AUkb\JNJNH�J(Zj_�M ]l~[ZEM ]!O H�O�\HAfR] HAUdJvbEJ(STH�UVUYt�# Z\fT_gM!fLKRQ HAfvfRH�JNM UmK}J(STHsfRHa_gHAf(KRZyKRQ HsX!bjX[HAf}J(~iP � M ~[Z � JL�le�� �[bE]!O�iKRHASvbjfNK�¤�JNHAH�¥ SC¨�bj]�O KRQ H�fRHa_gHAfRHA]�`aH�JTKRQ HAfRHAek]�©�t

@ UmKRQ ZEM c\Q8O emopM!JNeVZ\]|bj]�O|`AZE] � Hx`�KNekZE]|bjfRH�_gM ]!O!bjh�HA]iKRbEU�eV]¢`aZibjc\M UkbjKNekZE]�WY_gf}bjcjWh�HA] KRbCKReVZ\]rX fRZl`AH�JRJLHxJA��KRQ HAfRH:bEfNHv] Z�fReVc\ZEfRZEM!J�fRH�JNM UVKRJ�_gZ\f�KNQ!H:`aZ\]\KReV]lM Z\M!J�`Ab\JLH*ek]X fRH�JNHA]�`aH+ZE_�O�eVo[M�JLekZE]^t�uvQ H(hrbCKNQ!HAhrbCKRek`�bjUlbj]!bEUVP�JNekJ�ekJ>fRH�JLKNfRek`aKNH�O�KNZ,JNZEh�H+_gZEfRh�bEUhrbj]!eVX M!UkbjKNekZE]!J+eV] � Z\U � ek] c�bEO!O�emKReVZ\]!bjU[bEO�Q Z�`*QlPlX[ZjKNQ!H�JNH�J�¤ªJLH�H�¥ § �jX X�t O�O��4>$O,J O�¨��¥ ¦E¦C¨ >�¥ ¦�4j¨g©�t

uvQ HsfRH�b\JLZ\]�_gZEfvKNQ!ekJ(UdbE`}�rZj_�byhrbjKNQ H�h�bjKNed`AbEU�KRQ HAZ\fNPr~[H�`AZEh�H�JvbEX X!bjfRHA]iKv~lPUkZlZE�leV]!cbCK�KNQ!H JLekh�X UkH�JLKy`aZE]iKReV]lM Z\M!J�`aZibjc\M UkbjKNekZE]�h"Z�O�H�U+S*eVKNQ�O�eVopM!JLekZE]�t�z�K�edJ

Page 7: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

��� ���������q� � �� ���7���� �^� 7�q� � ��� � ��� �������� �

c\e � HA]8~iP�KNQ H�bEM�KNZ\] ZEh�ZEM�JvX!bjfNKNedbjUpek]\KRHAc\fNZEW�O�eVopHAfRHA]iKNedbjUpH��iM!bjKNekZE]( ) * 7 F ¤06 ©�� * 8 �¦

VZY@65

¤0687X6:9T146:9k© * ¤T687X6,9d© * ¤06:9d©�_�6,97 * ¤06 © V <@G5

¤T6=146:9k© * ¤T6,9d©�_�6:9Z\] D E S*emKRQe6fRM ] ] ek] c8KNQ fRZEM!cEQ DFb�bE]!O F ¤T6�©�~[HAek] cb8X[Z\JNemKRe � H�`AZE]!JLKRbE]iK�_gZ\f� ��HxO 6pt*uvQ HIbE~�Z � HH��iM!bjKNekZE] `Abj] ~�H � eVH�STHxO bEJ8b6`AZEM X!UVHxO JNPlJLKNH�h Zj_yM ] W`AZEM ]iKRbE~ UkP�hrbj]lP�fNHxbE`�KReVZ\]�W{O�emopM!JNeVZ\]�H��iM!bCKReVZ\]!J��jS*Q ed`}Q�JLQ HxO J+JNZEh�H*UkeVc\QiK+ZE]�KRQ Hek] Q H�fNH�]\KyO em��`aM!UmKReVHxJAt�z�KyJNHAH�h�J�KRZ¢~�Hr]!bjKNM f}bjU�KRZqbjX X fRZ���eVhrbjKNH�JLM!`}Q�b8JLP�JLKNHAh~lP��] emKRHAUkPC% Z\f�H � HA]�`aZEM!]\K}bj~ UkP9% hrbE]iP�H��iM!bjKNekZE]!J�bE]!OKRfNP�KNZO�Zqb¢UkeVh�eVKbEfNc\M h�HA]iK�t�� � HA]�eV_2JNM!`}Q bj]8bjX X!fNZibE`}Qr`aZ\M UkO ~�Hs`AbEfNfRekH�O"KNQ!fNZ\M cEQ^�ieVK(edJ(M ] UkeV�\HAUkPKRQ!bCK�eVK�STZ\M UdO�UkH�b\O�KRZ¢ZEX�KReVhrbjU+fNHxJLM UVKRJ�t�z{]�_�bE`�Kx�^H � HA]IeV]IKRQ H�O�edJN`AfNHAKNH�h�ZlO HAUdJek] � ZEU � eV]!c�O emopM!JNeVZ\]q] ZjK:h�M!`}Q¢ekJ:�l] ZCS*]qJLZ�_�bEf:bj~[ZEM�K:`AZE]iKNek]lM ZEM�J�O�HAX[HA]�O�HA]!`AHZ\]�KRQ H O bjKRb!�^JNb�P\t # ZEfyHa� bjh�X UkHE��M ]!ek�iM H�] H�JRJ�bjUkfRH�bEO PX�ZiJLHxJ�JLH�fNekZEM�JsX fNZ\~ UkHAhrJek]q`aHAfNKRbEeV]¢`Ab\JLHxJat

�,M fsbjX!X fNZibE`}Q¢edJ,b|`aZEh�X UkHaKRHAUkPO�eVo[H�fNH�]\K�ZE] H\t -,bjh�HAUkPE�pS(H�`AZE]!JNekO HAf:X!fNZ\~�WUkHAh ¤��EtM�x©(b\J*brJLek] cEUkH�JLH�h�eVUkeV]!H�bjfvH � ZEUkM�KReVZ\]|Hx�\M�bCKNekZE]

k*,+.- ¤03L© *C8�� ¤0351 * ©>1H3JIG�L1 * ¤ �\© 8 * @ 1S*Q H�fNH * ekJ|b��vbj]!b\`}Q�W{JLX!b\`aHAW � bjUkM HxO _gM ]!`aKNekZE] ZE_�¤T/2143L©QBCD E C Dcb�t+z{]�ZEKNQ H�fS(ZEf}O J��[S(H"eV]iKNH�fNX!fNHAKNH¢¤��EtM�x©,bEJsb � Hx`�KNZ\fLW � bjUkM H�OH � Z\UVM KNekZE]�Hx�iM!bCKReVZ\]�S*Q ed`}Q�S(HbEfNH(bj~ UkH+KRZ,Q�bj]!O�UkHTKNQ!bE] ��J^KRZ,fRH�`AHA]iKc#!ZEM fRekHAf>hyM UVKNekX UkeVH�f2KRQ HAZ\fNH�hrJ^_gZ\f2Z\X�H�fRbjKNZEfNW� bjUkM HxOJLPlh�~�Z\UkJ,bj]!O�vbE]!bE`}Q�W{JNX!bE`AHaW � bEUVM!H�O8O�ekJLKNfRek~ M�KNekZE]�JA��S*Q ek`}Q�STH�ZE~�K}bjek] H�OHxbjfRUVekHAf�¥ 4j¨�t#>ek]!bjUkUVP\��S(H�`aZ\h"h�H�]\K�ZE]!`AHrh"Z\fNHrZ\]�ZEM fyb\JNJNM h�X�KReVZ\]!JAt @ JybEUVfRH�b\O�Ph�HA] WKReVZ\] H�O���STH�ekh�X�ZiJLH % ~[H�JNekO�HxJ*Zj_�h�ekUkO¢fRHAc\M UkbEfNeVK�PrQlPlX�ZEKNQ HxJLHxJJ% KRQ H�X QlP�JLed`AbEU`AZE]!O�eVKNekZE]�J8¤7�Et �\©ybj]!O ¤7�Et §\© >p¤��\t���¦E©�_gZEf�KNQ H8�leV] HAKNed` X�bjfNK�t �:_,`aZ\M fRJNHE��KNQ H|_�bE`aKKRQ!bCKt6�fNM!]!J�_gfNZ\h ��KNZ=P ekJ"b�h�bjKNQ H�hrbCKNed`AbEU(bE~!JLKNf}bE`�KReVZ\]6JNeV]!`AH KRQ HAfRH HA��ekJLK] Z�bjfR~ eVKNf}bjfReVUkP"UkbEfNc\H�hrbEJRJLHxJ+Z\fTek]��!] eVKNH�UVP�JNhrbjUkUpX!bjfNKNed`aUkH � ZEUkM h�H�JTeV] KNQ H�X QlP�JLeVW`�bjU^S(ZEfRUkO^t�� �:���,����� " �(� ��")� %�'I���������� ��%��?��%�'-/� �'(� �' �� ,��' �A��% � ' %�" �*' +( �' �� �-� �E� � ����-� % �� �T� � �*' �& � ����' ��&� ���E�;�E��� +1�M "��-��" - 3

53 F 3 ��' � 3 /���'.����� � �� �'��")� �����&� ��%�� � +� ��� �'."7 � !���7)� %�� ������� /���K+( �� %+�c6 8Cz{]�KNQ edJ&`�bEJNHT`aZ\]!O�eVKNekZE]¢¤��\t���¦E©

edJ�bjM�KRZEhrbCKRek`�bjUkUVPJRbCKRekJL�!HxO���cEe � H�]KNQ!Hr~�Z\M ]!O�HxO�] H�JRJ�bj]�O�] Z\]�W�] HAcibCKNe � emK�P¢ZE_5t

uvQ HxJLHTfNH�hrbjfR�lJ�bjUdJLZ�JNQ ZCSIKNQ!bjK +:'��&%�+:' � &� ��%"��)�+1!��")� %�'���' �J���(�9)�� �'("R��")� %�' � ����' .T�����! ���� ")� �.����" �yS*Q ed`}Q^��~lP|KNQ HyS(b�P\� HA] Q�bj]!`AH�KNQ H�hrbCKNQ!HAhrbCKRek`�bjU2O em��`aM!UmKReVHxJ`AZE]!JNekO HAf}bj~ UkP�t

�:_�`aZ\M f}JLH\�TJNHaKLKReV]!c�M X ek]��!] eVKNH�JNPlJLKNH�hrJ�Zj_�O�eVopHAfRHA]iKNedbjU,H��iM!bCKReVZ\]!J�ek]�KRQ HO�edJR`afRHaKNH�`�bEJNHE��Z\f�bjX X fRZ���eVhrbjKNek] c�fRH�bEUVeVK�P�~lP|`AZE]iKNek]lM ZEM�J*`aZ\bEcEM UdbCKReVZ\]�WY_gfRbEcEh�HA]�WK}bCKNekZE]¢h�Z�O�HAUdJ*bjfRHshrbCKNQ!HAhrbCKRek`�bjU�edO�H�bEUVek¡�bjKNekZE]!JvbEJvS(HAUkUYt!uvQ HAP|JLekh�X UVP8JLH�f � H�b\JbEX X fRZ��lekhrbCKReVZ\]!J�ZE_ � HAfRP�UkbEfNc\H(JNP�J�KRHAhrJ�Zj_[fNHxbE`aKNekZE]�W{O�eVo[M!JNekZE]yHx�iM!bCKReVZ\]!JA��Q!b � ek] cKRQ H�b\O � bj]iKRbEcEH�KNQ!bjKh� ZE] H�bE]!O8KNQ!HyJNbEh�H�Ukb�S Q Z\UkO J:H � HAfRPiS*Q!HAfRH�! bj]�O¢ZE] HyO ZiHxJ] ZEK�Q!b � H�KRZrSTZ\fNfRP bj~[ZEM K � ] Z\]�W�M ] eV_gZEfRh4~�H�Q!b � eVZ\f*] H�bEfvKNQ Hy~�Z\M ]!O bEfNekH�JvZE_2KRQ HJNP�J�KRHAh9!Vt�z{] KNQ H�O�edJR`afRHaKNHs`Ab\JLH\�lZEfveV] KNQ H�`AZE]iKNek]lM ZEM!J(�lek] HaKRek`�`Ab\JLH�S*Q HA]8] Z�O�eV_ W_gM!JNekZE]qedJ*KRbE�EH�]qeV]iKNZ|`aZE]�JLedO�HAf}bCKReVZ\]^��eVK:ekJ:hrbCKNQ!HAhrbCKRek`�bjUkUVP8eV]iKRfNekcEM ek] c�KRZ bEO�h�eVK

Page 8: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

� �������������� ������M ]l~[ZEM ]�O�H�O`AZ\bEcEM UdbCKReVZ\]¢bE]!O8_gf}bjcEh�H�]\K}bCKReVZ\]q�EHAfR] H�UkJ��!bj]�OL% _gfRZEh%KNQ H�hrbCKNQ WH�h�bjKNed`AbEU�X�Z\eV]iK�Zj_ � eVH�S % KRQ edJ�STZ\M UdO�bEUkJNZ¢~�HrZE_Tek]\KRHAfRH�JLK�eV]IKNQ!H�`aZE]iKReV]lM Z\M!Jh�Z�O�HAU[ek] � ZEU � eV] c�O emopM!JNeVZ\]^t�R:ZCSTH � H�f��Cek]rKNQ!H:UdbCKLKRHAf(`AbEJNH*KRQ H:hrbCKRQ HAhrbjKNed`AbjU[O�eV_ W��`AM UVKNekH�J�bjfRH+ek]!JNM fRh"Z\M ]iKRbE~ UVH\�CbCK�X fNHxJLH�]iK�t�G�H(HAh�X Q�bEJNeV¡�H(bEc\bjek]�KRQ!bCK�KNQ!ekJ�X!bEX�H�f`AZE]iKRbEeV]!J*KNQ Hy�!fRJLK:fReVc\ZEfRZEM!J(fRH�JNM UVKRJ�Z\]`aZ\]\KReV]lM Z\M!J�`AZ\bjc\M UdbCKNekZE] Wª_gf}bjc\h"H�]iKRbCKReVZ\]Hx�\M�bCKNekZE]�J�� �*"��O�emopM!JNeVZ\]^t

GIHr`aUkZ\JNHyKRQ ekJ�ek]iKNfRZlO M!`�KReVZ\]�S*eVKNQ�b|JNZEh�H�S*Q!bCKseV] _gZEfRh�bEU�J�K}bCKNH�h�HA]iK�ZE_+KRQ Hhrbjek]¢fNHxJLM!UmK*Zj_>KNQ!ekJ*X�bjX[HAfAt����� �!@ ��� � F � F�� +"�%�(%E�� 8"��-��" DI 8 � 3 ��' � * @ UG�$����")����' �V

V� ( �� * @ ¤0/2146 © ¤7� + 6 ©�_�6�_�/$LQPH1 � ���:>n¦Cp

��� �'$"�� ��! �� ����" ��������� ������ � IG�A� +(����"��-��" "�� 8��%"��)�+1!��")� %�' �&���(��)%� �'." ��" � %�'���E� "# �� ¤���p���© �(%E���� ���� �6��+:'(����+( ��%� +:" � %�' * %�'�¥ �?1 � © ����")���������*'*)�¤7��p ¦E©���' �V

V�* ¤0/<1735176 ©A¤�� + 6 ©�_�6J_�/ L P 1 �;>G3 L � p ¤��\t���Jj©

� " �����?���M% %�"�����+:' ��")� %�'$%+�J/���%��Q3JIG�0��' � �� R� �' ��� ��%�'." �*'.+(%�+,��&�M%�'5��� � ��"R� 8� � "��( ��! ��� ' ��*"��( ��6� � ��%���� " � %�' ' %�� �-��� ")� �. �*'�� +:" "�� �' "�� "#%�" �� /�%�K+1� ���

�� ��*'*) ��%�' �� ���/E ���3 "��-��" ����3V

V�* ¤0/<1735176 ©�6J_�6J_�/ 8 V

V�* @ ¤T/2146�©�6J_�6Q_�/G1 �;LG3 L � p

� �E� "�&�43 � 8 P 3 "�� ��" ����3 * ����� )% %����� ��%�K+:")� %�' � � ��*"��( ��AN 8 � %�� C ���M�*' � ���( �' �� �'(" %+� 6 %��8��%"��)�+1!��")� %�' ��% �� ' %�" " � �� � ���� 98

-:ZjKNHyKNQ!bjK�`AZE]!O�eVKNekZE]w¤��EtM�EJE©vh�H�bE]!J�KRQ!bCK,KNQ HyKNZEKRbjU>]lM hy~[HAf�Zj_&X�bjfNKNed`aUkH�J:b\JS(HAUkU�bEJ(KRQ HsKNZEKRbEU � ZEUkM h�H�J�K}b�Pr�!] eVKNH�O M fNek] c"KNekh�H�H � ZEUkM�KNekZE]�t

z�K�JLQ!ZEM UdO�~[H+fRHAhrbjfR�EHxO�KNQ!bjK2KRQ HTb\JNJNM h�X�KNekZE]�KNQ!bjK DI � bE] ekJNQ HxJ�edJ�Z\] UkP�]!HAH�O H�OKRZrX fNZ � H � ZEUkM h�HsX fNHxJLH�f � bE]!`aHsbj]!O KNQ!H�cEUkZE~!bEU�Ha��ekJLKNH�]!`aHsfRH�JNM UVK�t�+fNZlZj_�JvbE]!O X!fNHx`aedJLH�JLKRbCKRHAh�HA]iK}J�bjfRH,c\e � HA]8eV]8KRQ Hs_gZEUkUVZCS*ek] c�JLHx`�KReVZ\]!JAt

� F��s@ ��� � � �ª�2B�@C� � =z{]sKRQ ekJ�X!bjX[HAf2bjUkU � Hx`�KRZEf^JNX!bE`AH�J^bEfNH�Z � HAfpKNQ!H&fNHxbjUdJAtAz�_iKRQ HAfRH�Z�`A`AM fRJ�b�`aZ\h"X!UVHA�]lM h�~�H�f2ek]�b*c\e � HA]�_gZ\fNh�M UdbvKNQ H�]yeVK2edJ�M!]!O�HAf}JLKNZlZ�OsKNQ!bjK�KRQ HTUdbCKNKNH�f2edJ�ek]iKNH�fNX fRHaKRH�Ob\J(KNQ H�`AZEfRfNHxJLX[ZE]!O eV] c�`aZ\h�X UVHA��em��`�bCKReVZ\]�ti�HaK��t1�� @ 1�pqp�pq1�����~[H+�vbj]!b\`}QsJNX!b\`aH�J�tAuvQ H�] �,¤!� ` 1�pqp�p\1��"�$#�� @ ©pedJLK^KNQ HT�(bjW]!b\`}Q�JNX!bE`AH+ZE_!bjUkUl`AZE]iKNek]lM ZEM�J&%|WYUkeV]!H�bjf>hrbjX!J�_gfRZEh'� ` C ?�?9? C �"��eV]iKNZ(� @ ��bE]!O� � ¤��)#�� @ © ' 8 �,¤�� ` 1�pqp�p\1��"�$#�� @ © em_*� ` 8 ?�?9? 8 ��� 8 � p

Page 9: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

��� ���������q� � �� ���7���� �^� 7�q� � ��� � ��� �������� ��qZ\fNH�Z � H�f�� �,¤!�t1�� @ ©J' 8 � ` ¤�� #�� @ ©¢bj]!O �,¤!�y©Q' 8 ��¤��t1��y©At �&UkHAh�HA]iKRJ¢ZE_yKRQ HJNX!bE`AH(�,¤�� ` 1�pqpqp�1��"�$#�� @ ©vbEfNHsJLZ\h�HaKNekh�H�J*JNeVh�X UkP|O HA] ZEKNH�O8~lP

¤ ` 1qpqp�pq1 � ©��� `�� ?�?9?�� �bE]!O¢bjfRH�JRbjedO�KRZr~�H�h�M UVKNekX UVed`AbjKNekZE]!J�ti�HaK�¤�� 1�©+~�H�b�h�H�b\JLM!fNH:JNX!b\`aHEtluvQ H�]��� ¤�� 1� #��y©&ekJ+KNQ H�M!JNM!bjU"i^H�~�HxJLc\M HJNX!bE`AH¢Zj_r¤gH��iM e � bjUkHA]!`AHq`aUdbEJRJLHxJ�Zj_R© �sW � bjUkM H�O�ek]iKNHAc\fRbE~ UkH _gM ]�`�KNekZE]�JrZE]�� _gZ\f� >�� > P �&bj]!O��� ¤�� 1��©Q' 8 �� ¤�� 1� #4D�©\t>GIH¢S*fNeVKNH��� �¥ �s¨v_gZEf��� l¤TD E #��y©a�S*Q H�fNHqeVK|edJrM ]�O�HAf}J�KRZlZlOwKRQ!bCK i�HA~[H�JNcEM H�! J�h"HxbEJNM fRHqekJ M!JLHxO�t&z�_�] Z6`AZE]�_gM�JLekZE]JNHAH�h�JvUkek�EHAUkPE� KNQ H�] Z\fNh eV]��� �¤�� 1� #��y©vedJ*JNeVh�X UkP|O�H�] ZjKRH�O|~lP��1?��� �t

z�_ % B m KNQ H�]�� �` ¥ �s¨2' 8 � �` ¤ D E #��y©sedJ�KRQ H �lZ\~�Z\UVH � JNX!bE`AHrZj_*ZEf}O�H�f %ZE_ ��W � bjUkM HxO8_gM ]!`�KReVZ\]!J�Z\]CD E S*Q!Z\JNH�O�ekJLKNfRek~ M�KNekZE]�bjU2O HAfRe � bCKRe � H�JvZE_�Z\fRO HAf > %~[HAUkZE] c�KRZ��J`C¥ �s¨�� HA]�O�ZCSTHxO�S*eVKNQ¢KRQ Hs] ZEfRh

* ���� * ����� ` ' 8 u� � � �

� ( � * � ` pz�_�% L�! L % + �"KRQ HA] * B��#"` ¥ �s¨&emo * B$� �` ¥ �s¨Tbj]�O�¥ ( � * ¨ " � �%� ` L P _gZ\f� � � 8 %�� S*Q H�fNH

¥ * ¨'& � ` ' 8 V )(

� * ¤T/[© 7 * ¤06 ©��� /O7 6&� E b & _[¤0/<176 ©A1 �;L+*IL � p

uvQ edJ �lUkZE~[Z�O�H�`}�leke^JLX�bE`aHsedJ*br�vbj]!b\`}Q|JNX!bE`AH�S*eVKNQ8KRQ H�] ZEfRh* ���� * � " � ` ' 8 � * � �%� ` + u

� � � v � ¥ ( � * ¨ " � �%� ` p#>ek]!bjUkUVP\�,eV_ % 7K� L,! > % _gZEf�JLZ\h�H % B km KNQ H�]-� � "` ¥ �s¨r`aZ\]!JLedJLKRJZE_ bjUkU�sW � bjUkM H�OnO�edJLKNfReV~ M KNekZE]!J * Z\];D E JNM!`}Q�KNQ!bjKrKNQ H�fNHqHA��ekJLK * � B�� � � "` ¥ �s¨�_gZ\f� � � > % JRbCKRekJL_gPleV]!c *L8 u

� � � �( � * � p ¤Y¦�tM�x©

z�K�edJ�b��vbj]!b\`}Q|JNX!bE`AH�S*eVKNQ8KRQ H�] ZEfRh* ���� * � � " � ` ' 8 ek]�_/. u� � � � � * � � � � " � `10Z1

S*Q H�fNH�KRQ H�eV] �!hyM h edJ(KRbj�\HA]8Z � H�fvbEUVU�fRHAX!fNHxJLH�]\K}bCKReVZ\]!Js¤ª¦�tM�x©at�z�K*_gZEUkUVZCS�J(KRQ!bCK� "` ¥ ��¨324 �5� )` ¥ ��¨�1 7 P LK3 L,! L P 1 ¤Y¦�t ¦E©

S*Q H�fNH 4 � O�HA]!ZjKNHxJS� `AZE]iKNek]lM ZEM!J:eV]76�H�`�KReVZ\] !^bj]�O � _ !^JLKRbj]�O J�_gZ\f,� O�H�]!JNH�!kt[�qZ\fNHAWZ � HAfx� ( �LB � A � " b � � �` ¥ �s¨ 1�� "` ¥ �s¨ G 1 �eB m E 18!�BLD p ¤Y¦�t O\©

Page 10: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

��� �������������� ������GIH�O�HA]!ZjKNH�_gZ\f % B m ~lP������ � ¥ �s¨+KNQ H��vbj]�bE`}Q�JLX!b\`aHr`aZ\]!JNekJLKNek] c¢Zj_*bjUkU* B� � ¤TD E 1��y©s_gZ\fyS*Q ed`}Q6bjUkUTO HAfRe � bCKRe � H�J�ZE_�ZEf}O�HAf�bCKyh�Z\JLK$%�bjfRH�~[ZEM ]!O H�O

bE]!O8M ] eV_gZEfRh"UkP `AZE]iKNek]lM ZEM!J���HA]�O�ZCSTHxO S*eVKNQ8KRQ H�] ZEfRh* �� � * � �%� < ' 8 hrbC�� � � � � ( � * � < p

z�_ % L�! L % + ��KRQ HA] * B����� " ¥ �s¨�eVo * B����� � ¥ �s¨2bE]!O� * � " � < ' 8 � * � �%� < + hrbj�� � � v � ¥ ( � * ¨ " � ��� < LQP 1

S*Q H�fNHr¥7?m¨ & � < edJ(KNQ H�R �ZEUdO�HAf�JNHAh�ek] ZEfRh O�HA�!] H�O8~lP

¥ * ¨ & � < ' 8 JNM X� � Y�� ���v Y� * ¤0/p© 7 * ¤T6�© �� /�7X6&� & 1 �ML+*IL �tp

z�K�edJ*�l] ZCS*]|KNQ!bjK����� " ¥ �s¨ 4 ������� ) ¥ ��¨�1 �M>G3 >�! LQP p ¤Y¦�t 4i©

¤�G�H�fRHa_gH�f*KNZ¥ O � � Z\Uªt�zNz�¨�_gZEf,b"KNQ Z\fNZ\M cEQ|KNfRH�bjKNh�HA]iK�Zj_ � H�`�KRZEfNW � bEUVM HxO O�edJLKNfReV~ M WKReVZ\]!J�bj]�O fRHAUdbCKRH�O � H�`aKNZ\fvJNX!b\`aH�JAt ©i�HaK

� ` C ?9?�? C � � � � @ 1 ¤ ` 1�pqp�pq1 � ©��� `�� ?�?9?�� � ¤Y¦�ts�E©~[H�byh�M UmKReVX!UVed`AbjKNekZE]^t�# Z\f *�� B � � S(H�O Ha�!] H * `�� ?�?�? � * � B � @ �lKNQ H�X�Z\eV]iKNWS*edJLH�X!fNZ�O�M!`aK*eV]!O M!`aHxO|~lPI¤ª¦�ts�E©a��~lP

* ` � ?�?9?�� * �y¤T/[©Q' 8;* ` ¤T/[© � ?9?�? � * �"¤0/[© 1 /CBCD E p ¤Y¦�t �\©i�HaK�� � ¥ � � ¨�~[Hr�vbj]!b\`}QJLX!b\`aHxJ:ZE_ � � W � bEUVM!H�Oq_gM!]!`�KReVZ\]!J�ZE] D E _gZEfA�M>���> %ItuvQ H�]¢STHsS*fRemKRH

� ` ¥ � ` ¨ � ?�?9? �����"¥ �"�:¨ 4 ��� @ ¥ � @ ¨eV_2KRQ H�X[ZEek]\KNWYS*edJNH�X fNZ�O�M�`�K�¤ª¦ t �i©TO Ha�!] HxJ�b�`aZ\]\KReV]lM Z\M!J�%|WYUkeV]!H�bjfvhrbjX

�c`C¥ � `�¨ C ?�?�? C � � ¥ � � ¨ ��� @ ¥ � @ ¨�1 ¤ * ` 1�pqp�pq1 * � © �� * `�� ?9?�? � * � 1KRQ H�X�Z\eV]iKNWYS*edJLHsh�M UmKReVX!UVed`AbjKNekZE]¢eV]�O�M!`aHxO8~iPI¤ª¦ t �\©�t

z{]qKRQ Hy]!Ha�lK:UkHAh�hrb�S(Hy`aZ\UVUkH�`aK�KNQ ZiJLHyX fNZ\X�H�fLKReVHxJ�ZE_�X[ZEek]iKLW�S*ekJNH�h�M UmKReVX!UVed`AbjWKReVZ\]8S*Q!ek`}Q¢S(HsJNQ!bEUVU�] H�H�O8~[HAUkZCS�t� � � � B � F � F ¤ge © �.+"� � %��� � ` C � � � � @ 3 ¤ ` 1 � ©��� ` � � ���0�L�;+1K" � �

� � ����" � %�' 8 � �( �'����� " ¥ � `�¨ � � ) ¥ � � ¨ 4 � � ) ¥ � @ ¨J1 �;>G3 L,! L P 1 � >��RL P p

Page 11: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

��� ���������q� � �� ���7���� �^� 7�q� � ��� � ��� �������� � �

¤geked© � �" � ` C � � C � � � � @ 3¤ ` 1 � 1 � ©��� ` � � � � �& ����;+1K")� � K� ����")� %�'�8��� �'����� � ¥ � ` ¨ � � "` ¥ � � ¨ � � "` ¥ � � ¨ 4 �5� )` ¥ � @ ¨

� �&%�/ � �� ���¦�NjI�¦)!AIK3 + NXUGN ��' � : IK3�3N��' ������ � ¥ � ` ¨ � � "` ¥ � � ¨ � � "` ¥ � � ¨ 4 � � "` ¥ � @ ¨

� � : I+!�IGN 8�s@C�^���RF�# Z\f *XBLD�bE]!Og� > �<1��?> P STH8O�HA]!ZjKNH ~iP�� & �� � ¥ ��¨2' 8 � & �� � ¤TD E 1��y©KRQ H �(H�JNZ � JLX�bE`aH�ZE_(Z\fRO�H�f *wbE]!OIeV]iKRHAcEf}bj~!eVUkemK�P�eV]!O ek`AH�J � bj]�O��8`aZ\]!JNekJLKNek] c¢Zj_�sW � bjUkM H�O¢O�edJLKNfReV~ M KNekZE]!JvZ\]LD E t�z�K�edJ*�l] ZCS*]|KNQ!bjK

� & � ¥ �s¨ p8� � &` ¥ �s¨�1 � 8 �t1 * BCD� � 1����� & ¥ �s¨�1 � 8 P 1�* BCDFb� m 1 ¤Y¦�tKJj©

S*Q H�fNH p8 h�H�bE]!J � H��iM e � bjUkHA]iK,] Z\fNhrJ�!>¤ª`�_�t�¥ O!� � ZEUYt�zNz�¨Y��¥ 4j¨g©�t��:JNeV] c KNQ HxJLHy_�bE`aKRJ��¤Y¦�t ¦E©���bj]!O

� " � ` ¥ �s¨ 4 � � " � � ¥ �s¨ 4 � � " � < ¥ �s¨ 4 � � ) � ` ¥ �s¨_gZ\f 7 P LG3 L�! LQP bE]!O � >3�<1��8> P �aKRQ HTb\JNJNHAfNKNekZE]!J�bjfRH�H�bEJNP,`AZE]!JNH��iM H�]!`aHxJZE_>¥ ¦��juvQ H�ZEfRHAhrJ�¦�tM�vbE]!O?4!tM�(bE]!O � HAhrbjfR� 4!t ¦ ¤�~�©�¨�t ¤ -:ZjKNHvKRQ!bCK�KRQ H*fNHxJLM!UmK}J2ek]q¥ 4E¨bEfNH*bjUdJNZ � bEUVedO"S*emKRQ ZEM K�KNQ H:b\JNJNM h�X�KReVZ\]"ZE_���] emKRH�O�ekh"H�]!JNeVZ\]!bjUkemK�P�Zj_[KNQ H��vbE]!bE`}QJNX!bE`AH�J � @ 1qp�pqpq1�� � ¤ªJLH�H�¥ O � � ZEUYt�zLz�¨g©�t ©��

� F ������� ��B���� � B�?x���[�nB �2����@CB � � � �p?xB�?��ª��� � � @ � =GIH�JLHAK �

' 8 �J` A @�1�¤7� + 6 ©�_�6 G 8 �Q`C¤ @�1�_�6 ©�� �J`j¤ @�176�_�6 ©>1bE]!O�O HA] ZEKNH"~iP�� ORQ(S�T"KNQ Hr`aUkZ\JNH�O�UVek] HxbjfsJLM ~�JLX!b\`aH"Zj_ � < ¤ @ � 14_ � 6�©,`aZ\]!JNekJLKNek] cZE_�bEUVU

5JRbCKRekJL_gPleV] c

5¤06"146 9 © 8

5¤06 9 176 ©>1 b t b t$6"176 9 B @lp

��e � H�] 5B���ORQ�S�TE� S(HsX M�K

/! ¤#"=1%$�©a¤06 ©P' 8 �¦ V.Y@65¤06 7 6,9T176:9d©&"p¤06 7 6,9k©&$y¤T6:9d©?_�6:9#7'"p¤06 © V <@ 5

¤T6"176:9k©($y¤06:9 ©�_�6:9_gZ\f�" 1�$ B � bj]�O8b!t b!t$6 B @�t z�K�edJvH�b\JLekUVP � HAfReV�!H�O KNQ!bjK

A ¤ 51�" 1�$,© �� / ¤#"=1%$,© G B �,¤)� ORQ�S(T 1 � 1 � # � © p ¤ O tM�x©

�qZ\fNH�Z � H�f�� V�/! ¤#"=1%"�©�_�6 8 7 �¦

V�+* 5 "-,."�_ � 6 ¤ O t ¦E©

Page 12: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

�\� �������������� ������bE]!O V

�/ ¤#"=1%"�©6 _�6 8 � ¤ O t O\©

_gZ\f�" B � t�lHAK @ �� ' 8�� ¤T6=146 9 ©JBR@ � #P�M>G6 9 >G6���bj]�O|O�HA�!] H¤ F �� H��[©QB � A � < ¤ @ �� 14_ � 6 ©\1�� ` � � Q�Ox¤ @�1�_�6 © G

~lPH � ¤06 ©J' 8 �6

V Y@ F ¤06"176:9d©6:9q_�6:9 1 b t b t�6 BR@ 1

S*eVKNQ8KNQ!H�M ]!O�H�fRJLKRbE]!O�ek] c"KNQ!bjK H���¤ �\©Q' 8 �!t!uvQ HA]� U V�S�T ' 8 � F B$� < ¤ @ �� 14_ �\6 © # H � B$� < ¤ @�1�_�6 © �edJ:b��vbE]!bE`}QqJNX!bE`AH�S*emKRQqKNQ Hy] ZEfRh F ���� F � < + ��H�� � < t=# ZEf,H�b\`}Q F B���U V�S�TS(H�JLHAK1 � ¤#"�©a¤T6�© ' 8 V <Y F ¤06:9 176 ©("[¤T6,9d©�_�6:9 7BH � ¤T6�©("[¤T6 ©A1 " B � 1 b!t b!t�6 B @lpz�K�edJ*ZE~ � ekZEM!JTKNQ�bCK

A ¤ F 1%"�© �� 1 � ¤#"�© G B ��¤ � U!V�S(T 1 � # � © p ¤ O t 4i©z�K�edJ�bjUdJNZ�HxbEJNPrKNZrJNHAHsKNQ�bCKV

�1 �2¤#"�©�_�6 8 V

V Y@ ¤�� 7X6 9 D 6�© F ¤06"176 9 ©?_�6 9 "p¤06 ©�_�6 ¤ O ts�E©

bE]!O V�1 � ¤#"�©6 _�6 8 � ¤ O t �\©

_gZ\f F B � U V�S�T bj]�O " B�t�lM!X X�ZiJLHTKNQ�bCK�¤

51 * 1%"�©�edJ�b�hrbjXy_gfNZ\h D E ek]iKNZ � ORQ(S�T C � C � tCuvQ H�]�S(HTX!M�K

/! ¤ * 1%"�©a¤0/p© ' 8 / � �� A * ¤0/p©51�"[¤T/[© G 1 /CB9D E p ¤ O tKJj©�lekh�eVUdbjfRUkPE� eV_v¤ F 1 * ©(h�bEX!J D E eV]iKNZ � U!V�S(T C � KNQ H�]1 �2¤ * ©a¤T/[©Q' 8Q1 � � �� A * ¤T/[© G 1 /CBCD E p ¤ O t §\©

uvQ Hs_gZ\UVUkZCS*ek] c�UVH�h"hrb"H�JLKRbE~ UkekJNQ H�J*`AZE]iKNek]lM eVK�P�X fRZEX[HAfNKNekH�JvZj_2KNQ HxJLH�hrbEX!JAt� � � � B � F � F ¤ge © � �X�;>� L : LKN ��' �� + NIL�¦)* L�¦ N "�� �'

A ¤ 51 * 1%"�©��� /! ¤ * 1�"l© G B � A ����� � ¥ ��ORQ�S�TA¨ 1�� &` ¥ � ¨ 1 � &` ¥ � ¨ #����` ¥ � ¨ G p

� �QNIL� AL : LQP "��( �'A ¤ 51 * 1�"l©��� / ¤ * 1%"�© G B � A ����� � ¥ ��ORQ�S(TA¨ 1 � �` ¥ � ¨ 1 � �` ¥ � ¨ # � �` ¥ � ¨ G p

Page 13: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

��� ���������q� � �� ���7���� �^� 7�q� � ��� � ��� �������� ���¤geked© �.+"� � %��� "�� ��" �M> L : LQP$8 ��� �'

A ¤ F 1 * © �� 1 � ¤ * © G B � A ����� � ¥ � U V�S�T ¨ 1����` ¥ � ¨ #����` ¥ � ¨ G p�s@C�^���RFpuvQ�bj] ��J(KNZ¤ O tKJj©(bj]�OI¤ O t §\©+KNQ!H�h�bEX!J

¤51 * 1%"�©��� /! ¤ * 1%"�© bj]!O ¤ F 1 * © �� 1 �^¤ * ©

bEfNH�X[ZEek]iKLW�S*ekJNH�hyM UVKNekX Ukek`�bCKReVZ\]!J^ek]!O�M!`AH�Os~lP�¤TO tM�x©pbE]!Or¤TO!t 4l©��afRH�JNX[H�`�KRe � HAUkPEtqR:HA]!`AHKRQ H�bEJRJLH�fLKReVZ\] edJ�b�`aZ\]!JLHx�iM HA]!`AHsZj_Fi�HAh�hrb�¦�tM�Et �uvQ fRZEM!cEQ Z\M�KyKRQ H|fRHAhrbEeV]!O HAf � O�HA] ZEKNHxJ�bI`aUkZ\JNH�O�JNM ~ ek]iKNH�f � bjU(Zj_>D b `aZ\]�W

K}bjek] eV]!cX�Ibj]!O6h�ZEfRH KRQ!bj]wZE] H8X�Z\eV]iKxtc#!ZEf�H�b\`}Q6JNM ~ ek]\KRHAf � bjU � 9 ZE_ � S(H|X!M�Kk� 9 ' 8 � 9 n ��rjt!�qZ\fNH�Z � H�f�����bZ' 8 ���L��_gZEf��,BCDst� ��@�� ��� B�@�� � F � F�� +"�%�(%E�� "�� ��" 9B�¤7 ��1 : © m � �*"�� : Ig� ��' � "�� ��" b + N Ln¦)* L�¦ N � � LGNg1

�#�( ��! �����*j' 8 � � LIGN 8 T��%M� +"�%�(%E�� ?"�� ��"A 3��� A 5

¤03L©\1 F ¤03L© G"G B��� A � 1 ����� � ¥ � ORQ(S�T C ��U V�S�Ta¨ G��%�� ��%�� � BCDcb68 ��� �'

A 3��� ¤ / ��) 1 1 � ��) © G B� � . � 1 � � A � &` ¥ � ¨ 1�� �` ¥ � ¨ G C � A � &` ¥ � ¨ 1����` ¥ � ¨ G 0Kpz{]8KNQ!Hs_gZEUkUVZCS*ek] c!��S(H�JLHAK

� ¤0/<173L©Q' 8 � ¤03L©A¤0/[© 1 � ¤0/<1735146=146:9k©J' 8 � ¤0/<173L©a¤T6"176:9 ©_gZ\f � B n 5 1 F rE�I¤T/2143L©QBLD E C � �!bj]!OI¤06"146 9 ©JBR@ C @ t�G�H�bEUkJNZ�X M�K

/ ¤0/<1735146=1 * ©J' 80/ � � � ) ¤ * 1 * ©A¤06 © 1 1 ¤0/21435176"1 * ©J' 8Q1 � � � � ) ¤ * ©a¤06 ©_gZ\f¤0/2143L©QBCD E C � � 6 BR@r�+bj]�O * B

�t�#>ek]!bjUkUkPE����¤03519? ©�bj]!O��r¤03519? ©�O�H�] ZjKRH

KRQ HR-�HAh�PiKRJN�ieke*ZEX[HAf}bCKRZEf}J�ek]!O�M!`AH�Ow~lP / ¤+?M173519?�19? ©"bE]!O 1 ¤�?�14351�?M1�? ©���fRH�JNX�Hx`�KNe � H�UVP\�KRQ!bCK�edJA���¤T351 * ©a¤0/p©Q' 8Q/ A /214351�?M1 * ¤0/p© G 1��r¤T351 * ©a¤0/p©Q' 801 A /2173519?�1 * ¤T/[© G

_gZ\f * ' D E ��bj]!O¢¤0/<173L©QB9D E C � tjuvQ H�]�emK�_gZ\UVUkZCS�J2KNQ!bjK��jc\e � HA]�KNQ H*QlPlX�ZEKNQ HAWJNH�JvZE_��TZ\fNZ\UVUdbjfRPtO t ¦��

A 3��� ��¤03519? © + �r¤T351�? © G B � � . � 1 � <� A � &` ¥�¨ 1����` ¥

�¨ G 0 1 ¤ O t S\©

S*Q H�fNH�� <� ¤�� ` 1�� @ ©�edJ+KNQ H � H�`aKNZ\f+JLX�bE`aH�� < ¤�� ` 1�� @ ©�H�]!O�ZCS(H�O�S*eVKNQrKRQ H�KRZEX[ZEUVWZ\cEP�ZE_2M ] eV_gZEfRh%`AZE] � H�fNc\HA]!`AH:ZE_�bEUVU^O�H�fNe � bCKRe � H�J(ZE]¢~[ZEM ]!O H�O¢JLM!~!JLHAKRJvZE_ � ` t

Page 14: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

� � �������������� ������� F ������� ���+�>=��ª����� � �[��� � Dj?x���[� ��� � ��@C�����

#!ZEf� B km S(HsJNHaK ���< ' 8 � < ¤ @�14_�6 #�D��!©bE]!O � E ( E< � ����� ' 8 � < ¤ @�1�_�6 #�D E ( E����� ©>1S*Q H�fNHPD E ( E����� edJ�KRQ H�JLX�bE`aHvZE_pbEUVU�fRH�bEU JLPlh�h�HaKNfRed`�¤0N C N�©{WYhrbCKRfNed`aHxJAtjuvQ!HA]^�jc\e � HA]*XB9DFb��� & ' 8 ����� & ¥ � E ( E< � ����� ¨ C ����� & ¥ � E < ¨ C ����� & ¥ � E < ¨ C ����� � & � ` �� ¥ � `< ¨�p

GIH�X M�K- ¥ ��¨ * ' 8 7 KM?\¤ C K * +EDF * © + DI ?"K *t+ F @ * 1 �L' 8 ¤ C 1 DF 1 DI 1 F @ ©JB � & p

z{]8KNQ!Hs_gZEUkUVZCS*ek] c!��S(HsS*fNeVKNH��^¤T/2146�©v_gZEf��^¤T/[©a¤T6 ©(_gZEf /CBCD E bE]!OL6 B @�t� � � � B � F � F � �27 � >+! L+*A7K� L P "��( �'

A ���� - ¥ �l¨ G B � . � & 1 � A � " b �` ¥�¨ 1 � "` ¥

�¨ G 0 p

�s@C�^���RF"#>ekfRJLK�ZE~�JLH�f � H:KRQ!bCK� < ¤ @�14_�6 © C

���1 ¤ F 1 * ©��� F * 1

S*eVKNQ F * ¤T6�©�' 8 F ¤T6�© * ¤T6 ©�_gZ\f(b!t b!t�6 B @��iedJvb�h�M UVekX Ukek`�bCKReVZ\]^t:-�ZCS�KRQ H�b\JNJNHAfNKNekZE]edJ�bj]8H�b\JLP|`aZE]�JLHx�\M!HA]!`AH,ZE_v¤Y¦�t ¦E©��^¤Y¦�t O\©a�!bj]!OLi^H�h�h�b�¦ t��\t ��lM!X X�ZiJLHsKRQ!bCK"� ` 24 � � @ t[��e � HA]��9U ��bE]!O �gIG�!� S(H�S*fReVKNH

! B#"�¤�� ` 1�� @ #$�21%�T©eVo ! B �,¤!� ` 1�� @ ©(S*emKRQ&� +'! ~�H�eV] c�bE]|edJNZEh�ZEfRX Q edJLh�_gfRZEh � `,ZE]iKRZ � @ bj]!O

� � ` > �E¤)( +*! © * � @� (�� � * � @ + � * � ` >� 1 � H+(CU*�o1 * B � ` n �?rS1

S*Q H�fNH�� ? � � ekJ*KNQ H�] Z\fNh eV] � � t GIH�bjUdJNZ"JNHaK"�¤�� ` 1�� @ ©J' 8-,

.0/ `132 @"�¤�� ` 1�� @ #4� 15�T© p

uvQ H�]6"I¤�� ` 1�� @ ©^edJ>ZEX[HA]"eV]$�,¤!� ` 1�� @ ©a�jbj]!O ! B#"�¤�� ` 1�� @ ©�emo$7 ! ��`AZE]!JNedO�HAfRH�Ob\JTb�UVek] Hxbjf(ZEX[HAf}bCKNZ\f+ek] � @ S*eVKNQ|O ZEhrbjek] � ` �lcEHA]!HAf}bCKNHxJ+b"J�KRfNZ\] cEUkP�`aZE]iKReV]lM Z\M!JbE]!bjUkPiKNed`�JNHAh�ekcEfRZEM X8ZE] � @ ��KNQ!bjK�ekJ�� ek] �,¤�� @ ©s¤ªJLH�H�¥ O � ��H�`�Kxt z�tM�a¨g©�t

@ _ KNHAf�KNQ!H�JNH X fRHAX!bEfRbjKNekZE]!J�STH8`Abj]�_gZEfRhyM UdbCKRHrKNQ H|_gZEUkUkZCS*eV] c�~!bEJNek`�cEHA]!HAf}bCWKReVZ\]8fRH�JNM UVK�t

Page 15: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

��� ���������q� � �� ���7���� �^� 7�q� � ��� � ��� �������� � �

����� �!@ ��� � F � F�� +"�%�(%E�� "�� ��" !�BI¤ 7 ��1�Pw© m � �*"�� * I,! + �%3 ��' � � 1 � IK�28��� �'I"��( ��! ; ������ " �9U � ��' ���KIK�R� +(���A"��-��"- ¥ ��¨2B#" A � " b �` ¥

�¨ 1 � "` ¥

�¨ #4� 15� G 1

�#�( �' ./� �� � 8 ¤ C 1 DF 1 DI 1 F @ ©JB � & ����")����' � � � ����

>,� ��' �C ¤T/2176 © ��? �SU � � � � � 1 / B9DcE;1 � 8��%8"6 BA@ 1�� BLDcE;p ¤ 4!tM�x©

�s@C�^���RF(z�_ C edJrb�`aZE]�J�K}bj]iKrS*emKRQ�fRH�JNX[H�`�K�KRZe/CB9D E bj]!O ¤ DF 1 DI 1 F @ © 8 ��KNQ!HA]KRQ HqbEJRJLH�fLKReVZ\] _gZEUkUVZCS�Jy_gfRZEh ¥ 4!��uvQ HAZ\fNH�h Jlt OC¨��2KRQ!bj]!�lJ�KRZ�¤Y¦�tKJj©�t�uvQ H¢`Ab\JLH|Zj_/!W�O�H�X�H�]!O�H�]\K C edJsKNQ!HA]�Q!bE]!O�UkH�O % bEJ�ek]�KNQ H �!] eVKNHAW�O�ekh�HA]!JNekZE]!bEU+`Ab\JLH,% ~lP_gfRHAH�¡Aek] c:KRQ H*`aZlHa��`AeVH�]\K}J�bj]!O�b:X!bEfLKRemKReVZ\]yZE_!M ] eVK�P�bjfRcEM h�H�]\Kxt #2ek]!bEUVUkPE�xKNQ!H(UkZCS(HAfZ\fRO�H�f*KNH�fNhrJ,bjfRH�ek]!`AUVM!O H�Oq~lP H�h�X UVZCPlek] c�b�JLKRbE]!O bjf}O8X�H�fLKRM fR~!bCKReVZ\]|KRH�`}Q ]!ek�iM H\t� HaK}bjekUkJ�bEfNHsUkHa_ K*KRZ�KRQ H�fRH�bEO HAf�¤�bE]!O8S*eVUkU^~[H�cEe � HA]8ek]�¥ O � � ZEUYt�zLz�¨g©�t ��lM!X X�ZiJLHsKRQ!bCK 3��� ��¤T3L©F' � � � & t!uvQ H�]8S(HsX M�K

¤ C 1 DF 1 DI 1 F @ ©a¤T/2173L© ' 8 �^¤03L©A¤0/p©A1 /CBCDcEK1H3�B � 1bE]!O - ¤T3L©Q' 8 -L� ��¤T3L© � 1 3JB � p�,JLek] csKNQ!H�JNH�] ZjK}bCKReVZ\]!J�STH�`�bj]�X fRZ � H(KNQ!H*_gZEUkUVZCS*ek] c�KNQ!HAZEfRHAh�S*Q ed`}Q"edJ�KRQ H�~!b\JLedJ_gZ\f*ZEM fv_gM fNKNQ!HAf�ek] � H�JLKNekc\bjKNekZE]!Jat����� �!@ ��� � F � F�� +"�%�(%E�� 8"��-��"�! B�¤7 ��1 : © m � �*"�� : IK� ��' �

A 3��� �^¤03L© G B� � ¤ � 1 � ` b � ©��%�� ��%�� � BCDcb68 T��% ��+"� � %��� "�� ��" "�� ��! ; �� ��� " � � Ig� � +(���R"��-��"C ¤0/<1735146�© � ? � U � � � � � 1 ¤0/<173L©QB9DcE C � 1 � 8��%8"6 BA@ 1�� BLDcEep�¤ 4!t ¦E©��� �'

A 3��� - ¤03L© G B� � . � 15" A � " b �` ¥�¨ 1 � "` ¥

�¨ G 0 p ¤ 4!t O\©

�s@C�^���RFpuvQ!ekJ*edJ*bj]¢HxbEJNP�`aZE]�JLHx�\M!HA]!`AH�ZE_ci�HAh�hrb;4!tM�sbE]!O8uvQ HAZ\fNH�h 4!t ¦�t �#>ek]!bjUkUVP\�!JNM X X[Z\JNH,KRQ!bCK

A 3��� 3 ¤03L© G B� � A � 1�� �` ¥�¨ G

_gZ\f�JLZ\h"H� 9B ¤�!�1 : ©A� bj]!O8X M K� ¤T351 * ©J' 8 ��¤0351 * © + �r¤T351 * © + 3 ¤03L©>p

uvQ H�]^�>cEe � HA]IKRQ H QlPlX�ZEKNQ HxJLHxJ�Zj_ �TZ\fNZ\UVUdbjfRPjO t ¦qbE]!O uvQ HAZ\fNH�h 4�t O!��KNQ H|eV]!emKRekbEU� bjUkM H�X fNZ\~ UkHAh ¤��EtM�x©:`AbE]q~�H�fNH�S*fNeVKLKRHA]�b\J*KNQ!H�JNHAh�eVUkek] H�bEf:X!bEfRbE~�Z\UVed`sH � ZEUkM�KNekZE]Hx�\M�bCKNekZE] k* +.- ¤T3L© *L8 � ¤0351 * © 1H3JB k� 1 * ¤T�i© 8;*=@ ¤ 4!t 4i©ek]8KNQ H��vbj]�bE`}Q¢JLX!b\`aH � "` ¥

�¨Y�^S*Q!HAfRH - JRbCKRekJL�!H�J�¤ 4!t O\©vbE]!O

A 3��� � ¤T351�? © G B��� . � 1 � <� A � &` ¥�¨ 1�� �` ¥

�¨ G 0.p ¤ 4!ts�E©

Page 16: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

� � �������������� ������� F����^��=�? � �>D ����� �>��� � � � =�= � ; �>��� � ��� � B @���? �

�(Pqbj]b\O�h�ekJRJLek~ UkHyek]iKNHAfRX[ZEUdbCKNekZE]¢_gM!]!`�KRZEf�¤+?M1�? ©� �STHyh"Hxbj]�bE]ek]\KRHAfRX�Z\UkbjKNekZE]_gM ]�`�KNZ\f:ZE_�HA��X�Z\] HA]iK�� JNM!`}Q¢KRQ!bCK �>` 24 � ¤�� @ 1��>`a©� �S*Q HA]!H � H�f�� ` 24 � � @ t -�ZjKRHKRQ!bCKx��eV]�X!bjfNKNed`aM Udbjfx��KNQ H"fNHxbjU>eV]iKRHAfRX�Z\UkbjKNekZE]_gM!]!`�KRZEf�¤+?M1�? ©� � `yQ!bEJ:KNQ edJ�X fRZEX[HAfNK�P¤�G�HqfRHa_gH�f�KNZ�¥ O!���lH�`aK�t&z�t ¦�¨*_gZ\f�b�JLM h�hrbjfRP Zj_,KNQ Hq~�bEJNek`|_�bE`aKRJ�ZE_,ek]\KRHAfRX�Z\UkbjWKReVZ\]|KRQ HAZ\fNP�©�t

GIH�O�HA]!ZjKNH�~lP � `��� ¤!� ` 1�� @ ©�KRQ H�JNHaK�Zj_vbjUkU�hrbjX!Js_gfRZEh � ` eV]iKRZ � @ ��S*Q ed`}QbEfNH�M!] em_gZ\fNh�UkP,i�eVX�JN`}Q eVKN¡�`aZ\]\KReV]lM Z\M!J&Z\]r~�Z\M ]!O�HxO�JNM ~!JNHaKRJ+Zj_ � ` t\z�K(ekJ(b�UkZ�`AbjUkUkP`AZE] � HA� JLX!b\`aHsHA]�O�ZCSTHxO S*eVKNQ8KRQ Hs_�bjh�ekUVP|Zj_>JNHAh�ek] ZEfRhrJ

* �� JNM X� ��� � * ¤0/p© � @ + JLM!X� � Y ���� �v2Y� * ¤T/[©�7 * ¤T6�© � @�5/ 7X6 ��` 1

S*Q H�fNH �4fNM ]�JvKNQ fRZEM!cEQ|KNQ H�_�bEh�eVUkP|ZE_�bEUVU�~�Z\M ]!O�HxOqJLM ~�JLHAKRJ*ZE_ �>`�t @ J�bj]¢HxbEJNP`AZE]!JNH��iM H�]!`aHsZj_>KNQ!H�h�Hxbj]�W � bjUkM H�KNQ H�ZEfRHAh4S(H�ZE~�K}bjek]

� `� ¤�� ` 1�� @ © 4 � � `��� ¤!� ` 1�� @ © 1 ¤ ��tM�x©S*Q H�fNH � `� ¤��>` 1�� @ ©¢edJ � ` ¤��>` 1�� @ ©¢H�]!O�ZCS(H�O S*eVKNQ KNQ!H KNZ\X�Z\UVZ\cEP ZE_"M!] em_gZ\fNh`AZE] � H�fNc\HA]!`AH|ZE_�KRQ Hq_gM ]�`�KNekZE]�J�bj]!O�KRQ HAekfr�!f}JLK O�HAfRe � bjKNe � H�J�Z\]�~�Z\M ]!O�HxOnJLM ~ WJNHaK}J*Zj_ � `Ct�lM!X X�ZiJLHTKNQ�bCKcd edJ>b:UVZ�`�bjUkUVP�`AZE] � HA�sJNX!bE`AHEtCuvQ H�]�� � ¤ � 14d�©�edJ2_gZEf �;L �L �b"UkZl`�bjUkUVP|`aZE] � Ha��JLX�bE`aH�b\JTS(HAUkUY��S*Q HAfRH�KNQ H�KNZ\X�Z\UVZ\cEPredJveV]�O�M!`aHxO8~iP�KNQ H�_�bjh�ekUVPZE_�JNHAh�ek] ZEfRhrJ

* �� hrbC�@ ) �� � A * ¤03L© G + JNM X@ "�� ) �� � A * ¤�!�©�7 * ¤03L© G� ! 7 3�� � 1 � B � 1S*eVKNQ �qfRM ] ] ek] c"KNQ fRZEM!cEQ¢by_�bEh�eVUkP ZE_>JNHAh�eV]!ZEfRh�J*O Ha�!] ek] c�KRQ HsKNZ\X�Z\UVZ\cEPrZj_cd�t

@ _ KNHAf�KNQ HxJLH�X fRHAX!bEfRbjKNekZE]!J�S(Hr`Abj]IX fRZ � H�KNQ H�_gZ\UVUkZCS*ek] c _gM!]!O bjh�H�]\K}bjU&HA��ekJLWKRHA]!`AHE��M ] ed�iM HA] HxJNJ���bj]!O�`aZE]iKReV]lM eVK�P:KRQ HAZ\fNH�h _gZEf�JLH�h"ekUkeV] Hxbjf>X!bjf}bj~[ZEUked`�H � ZEUkM�KNekZE]Hx�\M�bCKNekZE]�Jat����� �!@ ��� � F � F�� +"�%�(%E�� O"��-��"�� ` 24 � � @ 3 "��-��"��ML 5

> :BL � L ��3���' �R"�� ��"¤�?�19? ©� ����! ,� ���;������� �� ;�*'."# ���� %�!��")� %�'���+:' ��"�%����B��%����tB n ��1�:&1

5r 8�� +:"

� ' 8 ¤!� @ 1�� ` © ��' ����+"� � %��� "�� ��"

. 3��� A ! ¤03L©\1���¤03519? © G 0 B � � A � 1%"I¤�� ` 1�� @ © C � `��� ¤!��� 1�� © G��%�� ��%�� � B ¤ �?1q��©.8

��� �' 3J)���/� �' * @ B � � 3 "��( �*'.�*" � �� /���K+( � �&%��� .�k*,+'! ¤T3L© *L8 �p¤T351 * ©A1 3JB k� 1 * ¤ �\© 8 * @ ¤ ��t ¦E©

Page 17: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

��� ���������q� � �� ���7���� �^� 7�q� � ��� � ��� �������� ���

�-�E�,� +:'.����+( ���� � ������ ��%�K+:")� %�'* ¤+?M1 * @ ©J' 8 * ¤�?�1 * @ 1 ! 1���©JB� A � ¤ * @ ©51�� � G � � A k� ¤ * @ ©\1�� ` G �� ` A k� ¤ * @ ©\1�� @ G p��� ,����� ������ �*'."# ���/��� %��8 �� ��� "� �' �& .3 � ¤ * @ ©J' 8 � ¤ * @ 1 ! 1���©�3 ���8%��( �' �*' � 8 � �

JNM X) ��� ��� ] ���� @ � �� � * ¤T351 * @ © � � L P ¤ ��t O\©��%��? ������ � B � "�� �' * ¤+?M1 * @ © ���6�,)� % ���� ��%�K+:" � %�' 3 "�� ��" ����3 � ¤ * @ © 8 � 8

%��8 ������ � B k� ¤ * @ © "�� ��! ; �� ��� " � ��' �� )"���&%��(� % %���� %+��¤ * @ 1 ! 1���© �*'� � C � � A � 1%"I¤�� `�1�� @ © G C � � A � 1 � `��� ¤�� � 1�� © G

� +(��� "�� ��" � ¤� * @ 1 ! 1� � ©�� ¥ � 1 � ¨2��%��q¤� * @ 1 ! 1� ��©JB�� ��' � � +(���R"��-��"* ¤+?M1� * @�1 ! 1� �l© � * ¤+?M1 * @�1 ! 1�� © �*'� A ¥ �?1 � ¨ 1�� � G

���|¤� * @ 1 ! 1� � ©�� ¤ * @ 1 ! 1���© �*'���8�s@C�^���RF �+M�K � ' 8 ��I¤ � 7 :2©At #>eV� � B k� bE]!O¢JLHAK

���l¤03L© ' 8 � A 351%"p¤03L© G 1 �?>K3 > � 1_gZ\f " B��� A ¥ � 1 � ¨ 1���� G t�uvQ H�] ����B ��� A ¥ �?1 � ¨ 1�� G bE]!On¥ O!�2uvQ H�ZEfRHAhrJszLz�tM�Et ¦�tM�bE]!O8zLz�ts��t O tM�a¨�cEM!bEfRbE]iKNHAH,KNQ!H�Ha��ekJLKNH�]!`aH�ZE_>b"M ] ed�iM H�JNZEUkM�KNekZE]

* ¤�? #�"l©QB� A ¥ � 1 � ¨ 1�� � G �� A ¤ �?1 � ¨ 1�� ` G � � ` A ¤ �?1 � ¨ 1�� @ G ¤ ��t 4i©ZE_2KRQ H�UVek] Hxbjf �(bjM�`}QiPrX!fNZ\~ UVH�h

k*,+'! ¤03L© *98 � � ¤03L©>1 �;LG3 > � 1 * ¤ �\© 8 * @ p ¤ ��ts�E©z�_ $ B � � A ¥ �?1 � ¨ 1�� � G KRQ HA] ¥ O � uvQ H�ZEfRHAh4zNz�t � t ¦ t��A¨pekh�X UkeVHxJ

� * ¤03 #�"l©�7 * ¤03 #%$�© � � > / � ` � � � * 7�" ��� � � @ � �� � �� 1 �M>Z3 > � 1S*Q H�fNH / edJ8eV]�O�HAX[HA]!O HA]iKqZj_�"�bj]�O $ em_ " A ¥ � 1 � ¨ G bj]!O $ A ¥ � 1 � ¨ G fRHAhrbjek] ek]bIcEe � H�]6~[ZEM ]�O�H�O�JLM!~!JLHAKrZj_ ���^t+uvQlM!JA��~lP�hrbj�lek] c � JNh�bEUVUkHAfx��em_s] Hx`aH�JRJRbjfRPE�KRQ H�`AZE]iKNf}bE`aKNekZE]�hrbjX X!eV] c6X fNek]!`AeVX UkH�ekh�X UkeVHxJ�KRQ H�HA�ledJLKNHA]�`aHZE_yb�� ��H�O�X[ZEek]iK* B� A ¥ � 1 � ¨ 1�� � G ZE_'" �� * ¤+? #%"�©�t -:Ha�lKrSTH|eV]�_gH�f�_gfNZ\h ¥ O!��uvQ HAZ\fNH�h zNz�t � t O!t��A¨KRQ!bCK * B� A ¥ �?1 � ¨ 1�� � G � ��� A ¥ �?1 � ¨ 1�� � G t R:HA]!`AH *L8;* ¤�? # * ©�bj]�O ¤ � t 4l©�ekh�X UVPKRQ!bCK * ekJ�b�JNZEUkM�KNekZE]�Zj_2¤ ��t ¦E©2ZE]8¥ � 1 � ¨�t -:ZCS6b�J�K}bj]!O bEfRO�`aZ\]\KReV]lM!bjKNekZE]ybEfNc\M h�HA]iKJNQ ZCS�J*KRQ!bCK * Q�bEJ�bj]HA�iKRHA]!JNekZE] * ¤+?M1 * @ ©�KNZ|b�h�bj��eVhrbjU�JNZEUkM�KNekZE]qZE_:¤ ��t ¦E©a�[bE]!OKRQ!bCK8KNQ H�`aZ\fNfRH�JNX[ZE]!O�ek] c�hrbj�lekhrbjU�eV]iKRHAf � bEU,ZE_�Ha��edJ�KRHA]!`AH�edJ Z\X�H�] ek] � t*uvQ HM ]!ek�iM H�] H�JRJ�bEJRJNHAfNKNekZE] edJvZE~ � ekZEM!JAt�lM!X X�ZiJLH�KNQ!bjK�¤ � t Oi©vekJ:JNbjKNedJ��!HxO8_gZEf�HxbE`}Q � B � bj]�O � ¤ * @ ©�!8 � t[uvQ HA]¢KRQ HHA�iKRHA]!JNekZE]|bEfNc\M h�HA]iKT`�bj] ~[HsbjX X UkekH�O�KRZyKRQ H,ek] eVKNedbjU � bjUkM H * ¤03#"�1 * @ ©a�lS*Q HAfRH 3#":edJJNM���`aekHA]iKNUkPw`AUVZiJLH|KNZ�KRQ HqfReVc\Q\K�HA]�OwX[ZEek]iK�Zj_ � ¤ * @ ©���KRZ�ZE~�K}bjek]nbE]wHA�lKNHA]�JLekZE]

Page 18: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

� � �������������� ������ZE_ * ¤�?�1 * @ ©�Z � HAf"bj]weV]iKNH�f � bEUTS*Q ed`}Q6edJ�J�KRfNed`�KRUVP UdbjfRcEH�fyKRQ!bj] � ¤ * @ ©�t���eV]!`AH KRQ edJ`AZE]iKNf}bEO�ed`�K}J�KRQ H,hrbj�lekhrbjUkemK�P"Zj_ � ¤ * @ ©�eVKT_gZ\UVUkZCS�J�KRQ!bCK�¤ � t Oi©�ekh�X UVekH�J � ¤ * @ © 8 � ti2bEJLKNUkPE�AeVK�ekJ2] ZjK�O�eV�r`AM UVK2KRZ:O�H�O M!`aHTKNQ H(J�K}bCKRH�O�`AZE]iKNek]lM emK�PsbEJRJNHAfNKNekZE]s_gfRZEh�¥ O!�uvQ H�ZEfRHAh�zLz�ts��t ¦�tM�a¨�t�¤ � H�`�bjUkU KNQ�bCK "I¤�� `�1�� @ ©�edJ&Z\X�H�]�ek] �,¤!� ` 1�� @ ©at ©�# Z\fTO�HAKRbjekUdJS(H�fNHA_gHAf(KNZ¥ O � � ZEUYt�zLz�¨�t �

z�K�edJv] ZCS HxbEJNPrKNZ�HxJ�K}bj~ UkekJNQ8KNQ H�S(HAUkUVWYX[Z\JNH�O�]!H�JRJTZE_>JNP�J�KRHAh ¤7�EtM�x©at����� �!@ ��� � F � F�� +"�%�(%E�� 8"��-��" : 1 IK� ��' �

¤7:¦ + N Dj¦\© ��¤ 7 �x© L�! L : 1 !�DB m p ¤ ��t �\© T��% ��+"� � %��� 8"�� ��".�3��� A � 1�¤ 5 1 F ©\1 3 G ¤T3L© 0 B � � A � 1 � ` b � C ����� � ¥ � ORQ�S�T C � U V�S�T ¨ C ���` ¥

�¨ G

��%��R��%�� 9I,!�38��+(��� "�� ��"�¤ 4 p ¦\©R��� ����")����' �� ��%��R��%�� � IK�28 �*' ��� �43��E���� +1� "�� ��"¤�! b + N�©&Dj¦?L�*ILKN �I¤�! + ¦\© 1 ! LGN;1 ¤ ��tKJj©

��' � ! L,* L�! + ¦91 !�IGNg1 ¤ ��t §\©� �*"�� * DB m 8 � �( �'-31)���/� �' ��'2� * @ B�� &` ¥

�¨�3 "�� ��%"��)�+1!��")� %�' �&���(��)%� �'." ��" � %�'M���E���"� .� ¤7��pM�x©�3 "�� ��" ����3�� �!%��� �� ¤ 4 p 4i©�3 � ���,� +:'(����+( ����� ������ ��%�K+:")� %�'* ¤�?�1 * @�© B� A � ¤ * @�©\1�� &` ¥

�¨ G � � A k� ¤ * @�©\1�� " b �` ¥

�¨ G � � ` A k� ¤ * @x©51 � "` ¥ � ¨ G 1�¤ ��t S\©

�#�( ��! ?"�� 6��� � ������ �*'("� ���/��� %+� �� ����"� �' �� �3 � ¤ * @ ©�3 ���8%��( �' �*' � 8���,��� ��%� +:" � %�' 3 * ¤+?M1 * @ 1 � 1

51 F 1 3 ©J' 8;* ¤�?�1 * @ ©�3 � �( �' �E�8��%�'." �*'.+(%�+,��&�O%�' "��( � ��"R���*'$"�� N��%�� %�� �*'*)O�� �' ��

�)���/� �' � B � ¤ * @ ©�3 "��( ��! ? �� ��� " � ��' �� )"���&%��(� % %����%�� A * @ 1 A � 1�¤ 5 1 F ©51 3 G"G �*'� &` ¥

�¨ C ����� � A � 1 � ` b � C ����� � ¥ � ORQ(S�T C � U V�S�T ¨ C ���` ¥ � ¨ G

� +(��� "�� ��" * ¤+?M1� * @ 1 � 1� 51� F 1 3 ©8 ������ " � %�'�¥ �?1 � ¨ ��' �

* ¤+?M1� *=@ 1 � 1� 51� F 1 3 © � * ¤+?M1 *=@ 1 � 1 5 1 F 1 3 © �*' � A ¥ �?1 � ¨ 1 � &` ¥

�¨ G

���|¤� * @ 1 � 1� 51 F 1 3 ©�� ¤ * @ 1 � 1

51 F 1 3 © �*' ��8

�s@C�^���RFP#2ekf}J�K�] ZEKNH¢KRQ!bCK�¤ ��t �\©"ekh"X!UVekH�J�!�I 7 �¢eV_>N 8 ��1R¦��+bj]!O�!�I 7 ��Dj¦�em_N 8 O t!�qZEfRHAZ � HAfx�[¤ ��t �\©TcEM�bjf}bj]iKNH�H�JTKNQ!bjK:`aZ\]!O�eVKNekZE]�¤ ��tKJj©TedJ*] ZEK � ZEedO�t�(P�hrbj�lek] c 8JNhrbjUkUVH�f���eV_�] H�`AH�JRJNbEfNP\�iS(H�`AbE]¢b\JNJNM h�H�KNQ!bjK

¤ b + N�©!DE¦;L�*ILZN���¤�! + ¦\© eV_�! LGNK1bE]!O|KNQ!bjK �L,*�eV_�! IKN�t uvQ HA]¢S(Hs`�bj]8� � *"`sJNM!`}Q KRQ!bCK

�I¤ b + N�©!DE¦8L,* ` L�*ILZN��I¤�! + ¦\©>1 ! LZNK1

Page 19: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

��� ���������q� � �� ���7���� �^� 7�q� � ��� � ��� �������� � �bE]!O ! L� L+* ` L,*Z1 ! IGNGpGIH�`AbE]¢bEUkJNZ�bEJRJLM h�H�KNQ�bCK ?1�*=` DB �vt

GIH"JNHaK(� @ ' 8 � "` ¥�¨:bj]�O � ` ' 8 � " b �` ¥

�¨�t[GIH�bjUdJLZ JNHaK � ' 8 ¤!� @ 1�� ` © � `_gZ\fP�ML �ML �jt!uvQ H�]8eVK*_gZEUkUkZCS�J(_gfNZ\h ¤ª¦ tTJE©TbE]!O�¥ 4��l_gZEfRhyM Udb¢¤ � tTJE©�¨+¤�bEUkJNZrJLH�H�¥ O!�

� ZEUYt�zLz�¨g©TKNQ!bjK� p8 � " b � ` ¥

�¨ 1 ! + ¦ �$DB � p ¤ � t����\©

�+M�K �e' 8 ¤ *A7 !�©!Dj¦ �M:e' 8 ¤ *"` 7 !�©!Dj¦��5' 8 ¤ ;7 !�©!DE¦�t�uvQ HA]nuvQ H�ZEfRHAh 4!t O

bE]!OnbEJRJLH�fLKReVZ\]!Jq¤ 4�t �\©�bj]!O ¤ � t���©"eVh�X UkPwKNQ!bjK�X fNZ\~ UkHAh ¤ 4!t 4i©�JRbCKRekJL�!H�J"KRQ HQlPiWX[ZjKRQ H�JNH�JrZE_�uvQ HAZ\fNH�h ��tM��¤gS*eVKNQ �6fRHAX!Ukb\`aH�Ow~lP � �&ZE_s`AZEM f}JLH�©�t+uvQ!ekJrX!fNZ � H�JH � HAfRPiKNQ ek] c t �

uvQ H&_gZEUkUVZCS*ek] c*X fRZEX[Z\JNemKReVZ\]�JNQ ZCS�JpKRQ!bCK * ¤T351 * @ ©pedJ�ek]!O�HAX[HA]�O�HA]iK2ZE_lKNQ H+`}Q!ZEed`aHZE_ !�bj]!O *��(X!fNZ � edO�H�O;3JIG�!�*bj]!OnKRQ!bCK¢X fRZE~ UkHAh ¤ 4!t 4i© HA] 6�ZCP�J8b6JNh"ZlZEKNQ ek] cX fRZEX[HAfNK�P[t�s@C� �+��=x�g?x���[� � F � F � �! ���+"� � %��� M"��( �� ���(%�"�� ��� ��%+� ��� �%��! ��f�?p ¦L��' ��'�� * �*'¤TN Dj¦�14N �8¦E©98 ��� �' 3 )���/E �' * @ B � &` ¥

�¨�3�� �&%��� .� ¤ 4 p 4i©�� �E�6��+:'(����+( ����� ��������%� +:" � %�'* ¤+?M1 * @ ©QB� A � ¤ * @ ©51�� &` ¥

�¨ G �� A k� ¤ * @ ©51�� " b �` ¥

�¨ G �� ` A k� ¤ * @ ©51 � "` ¥ � ¨ G 1

��' � � ¤ * @ © ��� �*' � �( �' �� �'(" %+�%! ����")���������*'*)6¤ ��p �\©98�s@C�^���RF�#>em� ! B�¤7 ��Dj¦�1��\©[JNM!`}QsKNQ!bjK * LGN �I¤ ! + ¦\©�t�uvQ!HA]�uvQ H�ZEfRHAh � t ¦(c\M!bjfNWbE]\KRHAHxJ(KNQ H�HA�ledJLKNHA]�`aHsZj_�b"M ] ed�\M!H�h�bj��eVhrbjU^JNZEUkM�KReVZ\] * ¤+?M1 * @ ©(ek]

� A � ¤ * @ ©51�� &` ¥�¨ G �� A k� ¤ * @ ©51 � " b �` ¥

�¨ G �� ` A k� ¤ *=@ ©\1�� "` ¥ � ¨ G p ¤ � t����x©

z�_ ! L�!sKRQ HA]qS(Hs� �qbj]lP 3#"AB k� ¤ * @ ©�bj]!O¢X M K * " ' 8 * ¤T3#" 1 * @ ©�t #!ZEf:JNZEh�H�JNM���W`AeVH�]\KRUVPJNhrbjUkU � B�¤T� 1 �©�S(H"JNHaK *X' 8 ! + ¦ 7 ¦ � bj]�O�`}Q ZlZ\JNH ! ` BCDcb� m JNM!`}QKRQ!bCK�eVK:JNbjKNedJ���H�J�¤ � tTJE©TZEf�¤ � t §i©���fRH�JNX�Hx`�KRe � HAUkPEt uvQ H�]^�!JNHaKLKReV]!c

� " ' 8 � 3JBLD b #Q3 + 3 " B � ¤ *=@ © �C1 - " ¤T3L©Q' 8 - ¤T3 + 3 " ©bE]!O

� " ¤03L©Q' 8 � A 3 + 3 " 1 * ¤03 + 3 " 1 * @ © G 1 3JB � " 1S(H�`aZ\]!JLedO�H�fTKRQ H�UkeV] Hxbjf*ek] eVKNedbjU � bjUkM HsX fRZE~ UkHAhk" +.- " ¤T3L©&" 8�� " ¤T3L©>1H3�B k� " 1 "[¤ �\© 8;* " p ¤ � t���¦E©#!fNZ\h ¤ � t����\©Tbj]!O�¥ O � �+fNZ\X�ZiJLeVKNekZE]|zLz�tM�EtM�Et ¦�¨^S(H�ek]�_gH�f*KNQ!bjK

A 3��� * ¤03 + 3 " 1 * @ © G B� � A � " 1 � &` ¥�¨ G p

uvQlM!J8¤TO!t Si©�bj]!O�¤ ��tM�x©�eVh�X UkP � " B ��� A � " 1�� " [` ¥�¨ G t��TZE]�JLHx�\M!HA]iKNUkPE�>bqM ] ed�iM H

JNZEUkM�KNekZE]" B� A � " 1�� " [` ¥�¨ G � � A k� " 1 � " [ b �` ¥

�¨ G �� ` A k� " 1 � " [` ¥

�¨ G ¤ � t���O\©

Page 20: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

� � �������������� ������ZE_�¤ ��tM�x¦\©>ekJ�c\M!bjf}bj]iKRHAH�O�~lP|¥ O �iuvQ HAZ\fNH�h�zLz�tM�Et ¦�tM�a¨�t �TUkH�bjfRUkPE� "�ekJ&bEUkJNZsKNQ!H�M ] ed�iM HJNZEUkM�KNekZE]8Zj_*¤ � t���¦E©Tek]

� A � " 1 � "` ¥�¨ G � � A k� " 1 � " b �` ¥

�¨ G � � ` A k� " 1�� "` ¥ � ¨ G p

z{]8KNQ!ekJ�`AUkb\JNJQ3��� * ¤03 + 3 " 1 * @ ©(edJ*b�JLZ\UVM KNekZE]¢Zj_v¤ ��tM�x¦\©(bEJvS(HAUkUªt?R:HA]!`AH"p¤03L© 8 * ¤T3 + 3 " 1 * @ ©>1 3�B � " 1

~lP�M ] ed�iM HA] HxJNJ�t�uvQ edJyX fRZ � HxJ�KRQ!bCK,3��� * ¤03 + 3 " 1 * @ ©�X[Z\JRJLHxJNJNH�J�KNQ H8fRHAcEM!UkbEfNeVK�PX fRZEX[HAfNKNekH�J|¤ � t���O\©���S*Q HAfRH ! ` I !\t -�ZCS�emK"ekJyH�b\JLP�KNZ�JNHAH�KNQ!bjK�S(H `AbE] fNH�X�HxbCKKRQ ekJ|~[ZiZEKRJLKNf}bjX X!eV] c�bEfNc\M h�HA]iK bI�!] eVKNH�]lM hy~[HAf|Zj_�KNekh"HxJ�KRZ�fRH�bE`}Q�!\�+S*Q ed`}QX fRZ � HxJTKNQ H�b\JNJNHAfNKNekZE]pt �

GIHqO�HA] ZEKNH8~lP � �@ ¥ �s¨2' 8 � �@ ¤TD E 1��y©�KNQ Hq`AUVZiJLHxO6JNM ~!JNX!bE`AH Zj_������ � ¥ ��¨`AZE]!JNekJLKNek] c�Zj_�bjUkU * JNM!`}QrKRQ!bCK ( � * � bE] edJLQ HxJTbjKTek]��!] eVK�P�_gZEf(� ���:> %�t��qZ\fNH�Z � H�f��

�<@ ¥ ��¨2' 8��

� / @ ��@ ¥ �s¨�1

Hx�\M!eVX X[H�O8S*eVKNQ|KNQ Hs]!bjKNM f}bjUpX fRZ76�Hx`�KRe � H,UkeVh�eVKvKNZEX[ZEUkZEc\PEt?�lekh�eVUdbjf*O�HA�!] eVKNekZE]!J*bEX�WX UkP�KRZ�� < _gZ\f �eB n �����>1 �X` rybj]!O KNZ � < t� ��@�� ��� B�@�� � F � F�� +"�%�(%E�� "�� ��" IK� ��' �.�3��� A � 1�¤ 5 1 F ©\1 3 G ¤T3L© 0 B� � A � 1 �

< C ����� < ¥ ��ORQ(S�T C ��U V�S�Ta¨ C � <` ¥�¨ G

� +(���R"�� ��"y¤ 4 p ¦\© ��� ����")����' ��%8 � �( �'-3 � � * @ B � &` ¥�¨ ��%�� ��%��M * B ¤0N Dj¦?17N �8¦\©�3"�� 8+:'(����+( ������ ������N��%�K+:" � %�'I%��w¤ 4 p 4i© �� � %�' )�� "�% � ` A k� ¤ * @ ©\1 � <@ ¥

�¨ G 8

�s@C�^���RF+uvQ edJ�_gZ\UVUkZCS�J�_gfRZEh KNQ H|X fRH�`aHxO�ek] cqX fRZEX[Z\JNemKReVZ\]�bj]!OIKRQ HL�lZ\~�Z\UVH � H�h"W~[H�O O eV] c

� "` ¥ �s¨324 ��� �@ ¥ �s¨�1 ! I % + NG1 % B m 1 ¤ � t���4i©S*Q ed`}Q�edJ2bEUkJNZ � bjUkedO�eV]�KNQ H(`AbEJNH+ZE_ bj]ybEfN~ eVKNf}bjfRP,�vbE]!bE`}Q�JNX!bE`AH � ¤ª`�_�t�¥ O!� � ZEUYtAzLz�¨g©�t�

z�K+JNQ ZEM!UkO�~�H*Z\~!JNHAf � H�O�KNQ!bjK�KNQ edJ&`AZEfRZEUkUkbEfNP�bjX!X UVekH�J��Cek]"X�bjfNKNed`aM Udbjfx��em_�bjUkU!O bjKRbbEfNHvek]!O�HAX[HA]�O�HA]iK+ZE_=/CBCD E tE�qZ\fNH�Z � H�f��xemK+`�bj]�bjUdJLZs~[H�JLQ!ZCS*]yKRQ!bCK&KRQ H�JNZEUkM�KNekZE]edJ�h�ZEfRH(fRHAc\M Udbjf>eV]�KNQ HvKReVh�H � bjfRekbE~ UkH+KRQ!bj]�J�K}bCKRH�O�Q HAfRHEt � Z\M cEQ!UVP�JNX�Hxbj�lek] c!� k* edJ \W R �ZEUdO�HAf�`aZE]iKReV]lM Z\M!J�S*eVKNQ�fRH�JNX�Hx`�K�KRZC3�Ig��¤ªJLH�H�¥ O!��uvQ H�ZEfRHAh zNz�t��\t ¦ t��A¨ ©at�GIHO�Zr]!ZjK*cEZ�ek]\KRZrO�HaK}bjekUkJ�t

Page 21: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

��� ���������q� � �� ���7���� �^� 7�q� � ��� � ��� �������� ���� F��:�[=x�g?����^�g? �

i�HaK�d ~[H,b � H�`�KRZEf+JNX!b\`aH�Z\fRO�H�fNHxO"~iP�bsX fRZEX[HAf(`aZE]!H d b �jKRQ H:X[Z\JNemKRe � H:`aZ\] HZE_Qd6��~lP�h�Hxbj]!J�ZE_P/R>G6IeVoG687X/ BLdjbvt�z�_�� edJybE]lP�JNHaK���KNQ H�].d���edJybEUkJNZbE]�Z\fRO�H�fNHxO � H�`aKNZEf�JNX!bE`AH�S*eVKNQ�fRH�JNX�Hx`�KsKNZ¢KRQ HL� ]�bCKNM!fRbEU !&¤gKNQ!bjK�ekJ���X�Z\eV]iKNWYS*edJLH�©Z\fRO�H�f�ek]!O�M!`AH�On~lP�KRQ HX[Z\JNemKRe � H�`aZ\] H�¤0djb�©���t(uvQlM!J * > "�_gZEf * 1�" B9d��neVo* ¤�!�© > "[¤�!x©T_gZ\f%!AB��vt

z�_"d%bE]!O?@ bEfNH(ZEf}O�HAfRH�O � Hx`�KNZ\f�JLX!b\`aHxJA�xKNQ!HAekf&X fRZlO M!`�K d C @ edJ�bj]"ZEf}O�HAfRH�O� H�`�KRZEf¢JLX�bE`aH�bEJ|S(HAUkU�S*eVKNQ fRH�JNX�Hx`�K8KNZwKNQ HG� ]�bCKNM!fRbEU�X!fNZ�O�M!`aK8Z\fRO HAf�!V�(S*Q Z\JNHX[Z\JNemKRe � H�`aZ\] HsekJQdjb C @hbvt

z�_ d ekJ�b�UkZ�`AbEUVUkP�`aZ\] � Ha��JLX�bE`aH+KNQ H�]hd4edJ�bj]�ZEf}O�HAfRH�OsUkZ�`AbjUkUkPs`AZE] � HA��JLX!b\`aHTem_d4edJ>bj]�Z\fRO�H�fNHxO � Hx`�KNZ\f>JNX!b\`aH&S*Q ZiJLHTX�ZiJLeVKNe � H(`aZ\] H+edJ2`AUVZiJLHxO�txz�_?d4ekJ>bj]�ZEf}O�HAfRH�OUkZ�`AbjUkUkPy`aZ\] � Ha��JNX!b\`aH*bj]!OM@ edJ&b�UVZ�`AbEUVUkPy`AZE] � HA��JLX�bE`aHvS*eVKNQ @ 4 �fd �CKRQ HA]�@ edJc\e � HA]�eVKRJ � ]�bCKNM!fRbEU !\ZEf}O�HAfTeV]!O M!`aHxO�~lPSd6�\S*Q ZiJLH:X�ZiJLeVKNe � H�`aZE]!H�H��iM!bEUkJ @ � d b t-:ZjKNH KNQ!bjK?@ edJ�KRQ HA]�bE]�ZEf}O�H�fNHxO�UkZ�`AbEUVUkP�`AZE] � HA�IJNX!bE`AH bEJ�S(HAUkUYt<#>eV]�bjUkUVP\��KRQ HfRH�bEU�UVek] H�edJ*bjUkS(b�P�J(cEe � H�]|eVKRJ*]�bCKNM!fRbEU[Z\fRO HAf*S*Q ZiJLH�X�ZiJLeVKNe � H�`AZE] HsedJ Dcb�t#!fNZ\h KNQ HxJLH*O�HA�!] eVKNekZE]!J>eVK>_gZ\UVUkZCS�J2KNQ!bjK�H�bE`}Q�ZE] H(Zj_!KNQ H*JNX!bE`AH�J��� ¤�� 1� #��y©a�� >�� > P �xbE]!O ����� " ¥ ��¨Y�7� "` ¥ �s¨Y� !�B9Dcb��xedJ2bE]�ZEf}O�HAfRH�O��vbE]!bE`}Q�JNX!bE`AHE��X fNZEW� edO�H�O ��edJvbj]|ZEf}O�HAfRH�O��vbE]!bE`}Q JNX!b\`aHEt�¤ �:_>`aZ\M f}JLH\�\ek] KRQ H�`Ab\JLH,Zj_ �� �¤�� 1 #��y©KRQ H,X[ZEek]iKLW�S*ekJNH�Z\fRO�H�f+fRHa_gH�fRJ&KNZ�KRQ H�X�Z\eV]iKLW�S*edJLH,ZEf}O�HAf�pW{b t b tV�EKRQ!bCKvedJA�\KNQ H,X�Z\eV]iKNWS*edJLH¢Z\fRO�H�f�ZE_�KNQ!H8Hx�iM e � bEUVH�]!`aH¢`aUdbEJRJLHxJAt ©�z{]�X!bEfLKRek`AM UkbEf��

�ekJ�bj]wZEf}O�HAfRH�O6�(bjW

]!b\`}Q�JNX!bE`AHyS*eVKNQ�fRH�JNX[H�`�K,KNZ|KNQ H"]!bjKNM f}bjU2ZEf}O�HAf�eV]�O�M!`aHxOq~lP¢KNQ H"X[Z\JNemKRe � H�`aZ\] H�b 8 � b ` A @�1x¤�� + 6�©7_�6 G ��bj]�O8bEUVU^_gM ]!`�KReVZ\]JLX�bE`aHxJ*`aZ\]!JLedO�H�fNHxO|~[HAUkZCS bjfRH�c\e � HA]KRQ HAekf�]!bjKNM f}bjU�Z\fRO�H�fRJat@ _ KNHAf�KRQ H�JNH�X!fNH�X!bjf}bCKReVZ\]!J*S(HyX fRZ � HybE]�bEX X fRZ��lekhrbCKReVZ\]8fRH�JNM UVK,_gZ\f,X[Z\JNeVKNe � H`AZE] HxJAtF# ZEfyKNQ edJ�S(H O�H�] ZjKRH ~lP ���x¤ @�©sKRQ H JNX!bE`AH�Zj_�bEUVUv`aZ\]\KReV]lM Z\M!Js_gM ]�`�KNekZE]�J

Z\] @�S*eVKNQq`aZ\h�X!bE`aK*JNM X X[ZEfNKRJ�t� � � � B � F � FSb*¤ D E ©+, �Ab� ¤ @�© ���8�� �' �� �*'$� "` ¥ � ¨B��%��%! B9Dcb68�s@C�^���RF^uvQ!bj] ��JvKRZ�¤ª¦ t ¦\©(emK�JLM���`AH�JvKRZ�`aZE]�JLedO�HAf ! B m t=�iK}bj]!O bEfRO¢`AM�KLKReV] c�bE]!Oh�ZEUkUkem��`�bCKReVZ\]ybjfRcEM h�H�]\K}J�JNQ ZCSIKNQ!bjK�,b*¥

�¨�edJ2O�H�]!JNH+ek] � "` ¥

�¨ b�t #!fNZ\h KRQ HTX!fNZlZj_

ZE_�¥ O � �&fRZEX[Z\JNemKReVZ\] ��t ¦ t 4�t��A¨ES(H�eV]�_gH�f^KRQ!bCK� b ¤TD E © , � b ekJ2O�HA]�JLH�ek] b ¥�¨Yt,-�ZCS

KRQ H�b\JNJNHAfNKNekZE]8_gZEUkUkZCS�J*_gfRZEh%KNQ H�STH�UVUVWY�l] ZCS*]8_�b\`�K:KRQ!bCK �Ab� ¤ @"©*edJ:O�H�]!JLHyeV]�b�t�

@ ~[ZEM ]!O H�O8UVek] HxbjfvZEX[HAf}bCKRZEf ��ZE]¢bj]8ZEf}O�HAfRH�O|�(bE]!bE`}Q8JLX�bE`aH(��ekJvX[Z\JNeVKNe � H¤�eV]�JNPih�~�Z\UkJ�' � Ug�E©"em_ � ¤!��b+©Ja ��bvt @ `aUkZ\JNH�OwUkeV] HxbjfrZ\X�H�fRbjKNZEf ! ek] � edJfRH�JNZEU � H�]\K�X[Z\JNemKRe � H8eV_:KRQ HAfRH¢Ha��edJ�K}J ( @ UK��JLM!`}QwKNQ�bCK¥ ( @ 1�Pw©y~[HAUkZE]!c\J"KNZIKRQ HfRH�JNZEU � H�]\K*JNHaK� p¤7 ! ©(ZE_ 7 ! bE]!O�¤ ( +'! © � ` Ug��_gZEf�(CU ( @ t�s@C� �+��=x�g?x���[� � F � F �.+"�%�(%E�� "�� ��"/!�B�¤ �?1 : © m 3���' � �" � B � ` b � �.��" �������r¤ 4 p���©�8��� �' - ¥ ��¨ ��� �! ���%�&/� �'." �(%E� �*")��/E M%�' �#"` ¥

�¨R8

�s@C�^���RFyuvQ HAZ\fNH�h 4!t ¦�ekh"X!UVekH�JKNQ!bjK - ' 8 - ¥ �l¨�edJ�b�`AUVZiJLHxO Ukek] H�bEfZEX[HAf}bCKRZEfek] � "` ¥

�¨(S*emKRQ�¥ �P1�Pw©Ja� [¤ 7 - ©T_gZEf�JNZEh�H �KIK� t

Page 22: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

��� �������������� ������¤�ed© ��M X X[Z\JNHqKNQ!bjK ! IKN bj]!OnX M K

�< ' 8 � < ¤ @�1�_�6 ©�t(uvQ HA]nKRQ HX fRZlZj_sZj_

uvQ H�ZEfRHAh 4�t ¦"bEX X UkeVHxJ(KNZrcEe � H- B#" A � " b �` ¥�< ¨ 1 � "` ¥

�< ¨ G p

R:HA]!`AH KRQ HAfRH|HA��ekJLKRJ � < IG�IJNM!`}Q�KRQ!bCKq¥ � < 1�Pw©Ja p¤7 - < ©���S*Q HAfRH - < O�HAW] ZEKNHxJ - � ~ M K:`aZE]�JLedO�HAfRH�O|bEJ*b�UkeV]!H�bjfvZ\X�H�fRbjKNZEfvek] �#"` ¥

�< ¨Yt �+M�K

( @ ' 8 � � � < � A � F @ � ��� � � � [� � + ��K ? DF � ��� � � � [� � G p#>eV� (9U( @ bE]!O " B ,b�¤TD E ©+, � �x¤ @�©a��bj]!O X M�K * ' 8 ¤)( +.- < © � ` "�t�uvQ!HA]* B�� " b �` ¥�< ¨2bj]�O

A ( +Z- ¤T/2176 © Gq* ¤0/<176 © 8 "[¤T/2176 ©>1 / B9DFEK1 b!t b!t�6 B @ p-:ZjKNH�KRQ!bCK ¤ ��tM��4l©:ekh�X UkeVHxJ * B � �@ ¥

�< ¨Yt2uvQiM�J�emK�_gZ\UVUkZCS�J,KNQ!bjK���_gZ\f�b t b t 6 BA@ �

KRQ H"_gM ]!`�KReVZ\] * ¤+?M176 ©:~�H�UVZ\] c\J:KNZ� �@ ¤ D E ©�bj]!OJRbCKRekJL�!HxJ:KRQ H"HAUkUVekX�KNed`"O�emopHAfRHA]iKRekbEUek] H��iM!bEUVeVK�P

7 C ¤�?�146�©<' K � * ¤+?M176 © + D/ ¤+?M176 ©J?9K * ¤+?M176 © + _�¤�?�146 © * ¤+?M176 ©JUK� ¤ � tM�x©Z\]XD E S*Q HAfRHt_t' 8 ( + F @ 7KM? DF UK� t2R�H�fNH K � $�O�H�] ZjKRH�J�KNQ!H R�H�JRJNekbE]�Zj_ $bE]!O ! ' ��edJTKNQ H,KNf}bE`AH,ZE_^KNQ!H,hrbCKRfNeV��X fRZ�O�M!`�K ! ���vt uvQ Hs`aZlHa��`AeVH�]\K}J+ZE_(¤ � tM�x©bEfNH�M!] em_gZ\fNh�UkP�~[ZEM!]!O�H�O�Z\] D E t$��eV]!`AH * ¤+?M176 © � bj] edJNQ H�JTbCK+ek]��!] eVK�PE�\KNQ!H,`aUdbEJRJNek`�bjUhrbC��ekhyM h X fRek]!`aekX UkHyekh"X!UVekH�J,KNQ�bCK * ¤+?M176 ©�ekJ,] ZE]!] HAcibCKNe � H\t�uvQ edJ,~�H�eV] c KNfRM H�_gZ\fb!t b!t�6 B @�� S(H�JLH�H,KRQ!bCK * B$� � b "` ¥

�< ¨ bvt�lek]!`AH Sb*¤ D E ©+, �Ab� ¤ @"©Ja+� "` ¥ � ¨ b�bj]!O (9I'�*��uvQ H�ZEfRHAh 4!t ¦�cEM�bjf}bj]iKNH�H�J

KRQ!bCK * ~[HAUkZE] ciJ(KNZ�� " b �` ¥�¨(bEJvS(HAUkUYt �TZE]!JNH��iM H�]\KRUVP[�

¤ ( +Z- © � ` A b ¤ DFE2©+, � b� ¤ @�© G a+� "` ¥ � ¨ b 1 (CU( @ p-:ZCS�S(H�ek]�_gHAf+_gfNZ\h i�HAh�hrb � tM�E�EKNQ H:`AZE]iKNek]lM eVK�P�ZE_�¤ ( +Z- © � ` Z\]�� "` ¥

�¨ b��\bE]!O

KRQ H�`aUkZ\JNH�O�]!H�JRJvZj_�KRQ H�X[Z\JNemKRe � Hs`AZE] HsKRQ!bCK - edJ*fNHxJLZ\U � HA]iKvX�ZiJLeVKNe � HsZE]�� "` ¥�¨Yt

¤�eVe ©2�lM!X X�ZiJLH&KNQ!bjK�! LGN�t�#>eV�ANILZ3 L : ` L P S*eVKNQ 3 DB m bE]!O�JNM X X[Z\JNH�KNQ!bjK�LB � ` b � [ t�z�Ks_gZEUkUkZCS�J:_gfRZEh ¤ge ©,KNQ!bjK - edJsfNHxJLZ\U � HA]iKsX�ZiJLeVKNe � H"ZE] � )` ¥

�¨�t�i�HAh"W

hrb,� tM�:bjUdJLZyeVh�X UkeVHxJTKNQ!bjK � )` ¥�¨ b ekJ(O�HA]�JLH,eV]$� "` ¥

�¨ b�t�uvQlM!JA�lJNeV]!`AH�¤ ( +Z- © � `

HA�ledJLKRJ(bj]!OredJ(`aZE]iKReV]lM Z\M!J&Z\]�� "` ¥�¨�_gZ\fTJNM���`aekHA]iKNUkP�UkbEfNc\H (^�iS(H,JNHAHE�iZE]�`aH�h�ZEfRH

~lP|bEX X fRZ���eVhrbCKReVZ\]^�\KNQ!bjK - edJ*fRH�JNZEU � H�]\KvX[Z\JNemKRe � H�Z\]$� "` ¥�¨�t#>ek]!bjUkUVP\���!� : @ BI¤�!�1 : ©�eV_ : L : `rbj]�O�JLM!X X�ZiJLH�KNQ!bjK �LB � ` b � t2uvQ H�]�eVK�edJ

S(HAUkUmW��l] ZCS*]¢KNQ�bCK:KRQ HAfRHyHA��ekJLKRJ�b JNH��iM H�]!`aH ¤)� � ©�eV] � ` b � [ `aZ\] � HAfRcEek] crek] � ` b � ]KRZCS(bEfRO J �^t�R�H�]!`aHS(HO�HxO�M!`aH_gfNZ\h i^H�h�h�bB4�t��bE]!OwKNQ H�`aZE]iKReV]lM eVK�P�Zj_sKRQ Hek] � HAf}JNeVZ\] hrbjX� � � � ` KNQ�bCK

A ( +.- ¥ � � ¨ G � ` � ¤ ( +Z- © � ` ¤ � � P6©ek] � A � "` ¥

�¨ G _gZ\f�JLM���`AeVH�]\KRUVP�UkbEfNc\H (���JNeV]�`aH�STHr`�bj]�bEJRJLM h�H"KNQ�bCK6� � JNbjKNedJ��!HxJ

¤ 4!tM�x©v_gZ\f,bEUVU �tB m S*emKRQ � fRHAX!Ukb\`aH�O8~lPqJLZ\h�HyJLhrbEUVUkHAf�X[Z\JNeVKNe � H�]lM h�~�H�f�tpuvQlM!JKRQ H�fNHxJLZ\U � HA]iKvX�ZiJLeVKNe � emK�P _gZEUkUVZCS�J(ek]|KRQ edJ�`Ab\JLH�bjUdJNZ t �

Page 23: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

��� ���������q� � �� ���7���� �^� 7�q� � ��� � ��� �������� ���@ _ KNHAfyKNQ HxJLH X fNH�X!bjf}bCKReVZ\]!JsS(H `AbE] X fNZ � H"KNQ H|h�bEeV] fRH�JNM UVK�Zj_vKNQ!ekJ"JLHx`�KReVZ\]^�

]!bEh�HAUkPKNQ�bCK�KNQ!H�JLZ\UVM�KReVZ\] * ¤�?�1 * @ ©�Zj_�¤ 4!tM�x©,edJ�X[Z\JNemKRe � HrS*Q HA] H � H�f * @ Ug�8bE]!O¤51 F ©ybj]!O 3 bjfRH�X[Z\JNemKRe � HEtT¤ � H�`�bjUkU&KRQ!bCK�bE] HAUkHAh�HA]iK,/�Zj_:bE] ZEf}O�HAfRH�O � Hx`�KRZEfJNX!bE`AHsekJ*X[Z\JNeVKNe � Hsemo / UG�!t ©

����� �!@ ��� � F � F � �" "�� ������+1� � ")� %�'(� %�� ��� �%��& .� ��p ¦ �� ����")����' �����' � � +"� � %��� "�� ��"y¤51 F ©JUg� ��' � 3 Ug�28 ��� �' * @ Ug�R���;��K� �� * ¤�?�1 * @ ©JUK�-8

�s@C�^���RF�¤�ed© �lM X X[Z\JNH�KNQ!bjK%! IKN�t uvQ HA]quvQ H�ZEfRHAh � t ¦"bj]�O�¤ ��tM��4i©Tekh�X UVP* ' 8g* ¤+?M1 *=@ ©JB � A � ¤ *=@ ©51 � @ ¥�¨ G p

#>eV� � B k� ¤ * @ ©vbj]!O|X M�K � @ ' 8 � 5 � < hrbC� @ ) �� � * ¤T3L© � � ] � � � t uvQ HA]

V <@ 5

¤0/21435176"176 9 © * ¤0/<1735176 9 ©�_�6 9 > � @ ¤ � t ¦E©_gZ\f�¤0/2143L©QBCD E C ¥ �?1 � ¨�bj]!O8b t b t�6 BA@ t �lHaK

� ¤#"=1%$,©A¤06 © ' 8 �¦ V Y@65¤T687 6:90176:9d©&"p¤06;7 6:9d©&$y¤T6:9g©�_�6:9

bE]!O � ¤#"=1%$�©a¤06 ©Q' 8 "[¤T6�© V <@G5¤06"176:9k©&$y¤T6,9 ©�_�6:9

_gZ\f 6 BR@�bj]!O " 1�$ B � t @ UdJLZ�X M K��G' 8 � @ + ��H � � < bE]!O� ¤0351�"l© ' 8 � ��) ¤#"=1%"�© 7 � ��) ¤ " 1 * © + � " + �r¤0351�"l© +23 ¤03L©

_gZ\fP�M>G3 > � bj]!O " B � t!uvQ!HA]� A 351 * ¤T3L© G 8 � A 351 * ¤03L© G�+ � * ¤T3L© 1 �M>G3 > � 1

bE]!O�¤T� t ¦E©(bE]!O|KNQ H�JLKNfRM!`�KRM fRH�ZE_ ��eVh�X UkP� A 351%"p¤03L© G Ug� 1 " B � A ¥ � 1 � ¨ 1 � b ¥ � ¨ G 1 �?>K3 > � p ¤ � t O\©i2bEJLKNUkPE�pJLHAK - 1 ' 8 � +Z- tpuvQ HA] * edJ�KRQ HyM ]!ek�iM H"JLZ\UVM�KReVZ\]Zj_�KRQ Hyek] eVKNedbjU � bjUkM HX fRZE~!UVH�hk" +.- 1 ¤T3L©&" 8 � ¤0351�"l©>1 �M>G3 > � 1 "p¤T�i© 8;* @ ¤ � t 4i©

ek] � "` ¥�¨�t

� HA] ZEKNH"~lP ��KNQ!H�X!bEfRbE~�Z\UVed`�H � Z\UVM�KReVZ\]ZEX[HAf}bCKRZEf:_gZEf - 1 �[S*Q!Z\JNH�HA�ledJLKNHA]�`aHedJ*cEM�bjf}bj]iKNH�H�O�~lP�¥ O � �TZ\fNZ\UVUdbjfRP�zLz�t 4!t 4!t ¦�¨�t �&M�K� ¤#"�©a¤03L© ' 8 V )@ ��¤T351 !© � A ?1�"[¤ !© G _ 1 " B � &` ¥ � ¨>1 �?>K3 > � p

uvQ H�] ¤T� t 4i©Tekh�X UVekH�J*KNQ!bjK * JLZ\U � H�JTKNQ H�]!ZE] UkeV]!H�bjf ��Z\UmKRHAfRfRb�ek]\KRHAc\fRbEU�H��iM!bCKReVZ\]*L8 ��¤+?M14�i© * @ + � ¤ * © ¤ � ts�E©

Page 24: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

� � �������������� ������ek] � A ¥ � 1 � ¨ 1�� &` ¥

�¨ G t&z�_ � ekJ|JLM���`AeVH�]\KRUVPnJNh�bEUVU�KNQ H�]�H��iM!bCKReVZ\] ¤T� ts�E©�`Abj]n~[H

JNZEU � HxO�~iP�KNQ!H h�HaKRQ Z�O�Zj_�JNM!`A`AH�JRJLe � H|bjX X fRZ���eVhrbjKNekZE]!J��pKNQ!bjK�edJA�2KNQ!H|JNH��iM HA]�`aH¤ * E ©a�!O�HaKRHAfRh�eV] HxO8~iP * @ ' 8;* @ bj]!O* E b ` ' 8 �r¤+?M14�\© * @�+ � ¤ * E © 1 N B m 1`AZE] � H�fNc\H�J�eV] � &` ¥

�¨:KRZCS(bEfRO J * t<�lek]!`aH - 1 edJ�fNHxJLZ\U � HA]iK�X�ZiJLeVKNe � H�~lP �+fNZ\X�ZiJLeVW

KReVZ\],�!t ¦ �xeVK�_gZEUkUkZCS�J�_gfRZEh4¥ O �juvQ!HAZEfRHAhrJ2zLz�t � t 4!tM�(bE]!O�zLz�t � t 4!t ¦�¨lKNQ!bjK ��edJ�X�ZiJLeVKNe � H\tuvQlM!J�¤ ��tM��4l©TbE]!OI¤T� t O\©TH�]\K}bjekU�KNQ�bCK * E Ug�y_gZ\f N B m t �TZ\]!JLHx�iM HA]iKNUkPE� * UG� tuvQ HxJLHs`aZ\]!JNekO�H�fRbjKNekZE]!JTJLQ!ZCSnKNQ!bjKTKRQ HAfRH,HA��ekJLKRJ � B k� ¤ * @ ©TJNM!`}Q�KRQ!bCK * @ Ug�ekh�X UVekH�J * ¤T351 * @ ©JUg�y_gZ\fP�;>G3 > � t=�lHaK

� " ' 8 hrbj� � � B k� ¤ * @ © # * ¤T351 * @ ©JUg� � pz�_ � " L�JNM X � ¤ * @ ©�KNQ!HA]�STH¢bjX X!UVP�KRQ H8bE~�Z � H fRH�b\JLZ\] eV]!cqKNZ�KNQ H¢ek] eVKNedbjU � bjUkM HX fRZE~!UVH�hk" +G- ¤03 + � " ©(" 8 � ¤T3 + � " 1%"�©>1H3�B � ¤ * @x© 7 � " 1 "[¤ �\© 8 * ¤ � " 1 * @�©

KRZ��!]!OqKNQ!bjK * ¤0351 * @ ©JUg�rZ\]�¥ � 1 � " + �" " ¨2_gZEfsJLZ\h�H � " " IK� t"�lek]!`AH�KNQ!ekJ�`aZ\]�W

KRfRb\O�ek`aKRJ(KRQ H�`}Q ZEed`aHsZE_ � " � S(HsJNHAH�KRQ!bCK � " 8 JNM X � ¤ * @ ©�� KNQ!bjK�ekJ�� * ¤�?�1 * @ ©JUK� t¤�eVe © �lM X X[Z\JNHsKNQ�bCK%! LGNIbE]!O : 8 P�t #2eV� ! ` 1�*=` DB m S*emKRQN L,! ` L�*=` L,! ` + ¦

bE]!O�JNM X X[Z\JNHyKRQ!bCK * @ B$� & [` ¥�¨ b�t^uvQ HA]�emK�_gZEUkUVZCS�J:_gfRZEh ¤ge ©:KNQ!bjK * ¤+?M1 * @ ©JUg�

ek] � & [` ¥�¨��:Q!HA]!`AHqeV] � &` ¥

�¨�~lP ¤Y¦�t ¦E©�tJ�leV]�`aH3� & [` ¥

�¨ b edJ�O�H�]!JLHqek] � &`

�¨ b��

KRQ H`aZ\]\KReV]lM Z\M!JrO�H�X�H�]!O�HA]�`aHqZj_ * ¤�?�1 * @ ©"ZE] * @ ek] � &` ¥�¨��,bEJ�c\M!bjf}bj]iKRHAH�O6~lP

uvQ H�ZEfRHAh � t ¦ ��eVh�X UkekH�J * ¤+?M1 * @ ©QUK��ek] � &` ¥�¨+_gZEf * @ B�� &` ¥

�¨ b t

¤�eVeked©�i�bEJLKNUkPE�2JLM X!X�ZiJLH�KRQ!bCK ! LGNnbj]�O : I�!Et2uvQ HA]^�>bEJ�ek]�JLKNHAX�¤�eVe ©sZj_vKRQ HX fRZlZj_�Zj_��&fRZEX[Z\JNeVKNekZE]9� t ¦�� S(H�bjX X!fNZ���ekh�bjKNH A * @ 1 � 1x¤ 5 1 F ©51 32G ~iP¢JNh"ZlZEKNQ8_gM ]!`aWKReVZ\]!J+bE]!O�O�HAfRe � H(KNQ H�X[Z\JNeVKNe � eVK�PyZE_ * ¤+?M1 * @ ©�_gfNZ\h�eVKRJ&`AZE]iKNek]lM ZEM!J+O�HAX[HA]!O HA]!`AH�ZE]KRQ H�O bCK}b�bj]!O|_gfRZEh ¤�eVe ©�t �

� F � ���>= � @ � B�?x���[��������� � � � �uvQ fRZEM!cEQ Z\M�KTKRQ edJ�JLHx`�KReVZ\]|S(H�JLM!X X�ZiJLH�KRQ!bCK: 1 1 LIK� �!bE]!O 3��� A � 1x¤ 5 1 F ©51 3 G ¤03L©(~[HAUkZE] ciJ(KNZ� � A � 1 � ` b � C ����� � ¥ � bORQ�S(T C � bU V S(T ¨ C ���` ¥ � ¨ b G

S*eVKNQ ¤ 4�t ¦\©T~�H�eV] c�JRbCKRekJL�!HxO�t �qZEfRHAZ � HAfx�DI 8 �91 N DE¦8L,* LGNK1 * @ B � &` ¥

�¨ b p

� ����������¤#JltM�x©

GIHs� � !�B A �?1 ��I¤Y¦7*A7 N�© � : G bE]!O|O HA] ZEKNHs~lP * ' 8 ¤+?M1 * @ ©TKRQ H�M ] ed�iM HshrbC�lWekhrbjUTJNZEUkM�KReVZ\]IZE_TKRQ H `AZ\bjc\M UdbCKNekZE] Wª_gf}bjc\h"H�]iKRbCKReVZ\]�JNPlJLKNH�h ¤7�EtM�x©�t2uvQ HAZ\fNH�hf��t ¦ekh�X UVekH�J*KNQ!bjK * ekJ*S(HAUkUVW�O�HA�!] HxO|bE]!O|JRbCKRekJL�!HxJ�¤ ��t S\©at!uvQlM!J* B� A k� ¤ * @�©51 � �` ¥

�¨ G � � ` A k� ¤ * @�©51�� ` ¥ � ¨ G 1 ¤#Jlt ¦E©

bE]!O¢uvQ HAZ\fNH�h ¤T�!t Oi©+c\M!bjf}bj]iKRHAH�J * Ug��t

Page 25: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

��� ���������q� � �� ���7���� �^� 7�q� � ��� � ��� �������� � �� � � � B � F � F � � " B�� �` ¥

�¨ "�� �'V

V�- ¤T3L©&"J6 � _�6J_�/ 8 V

V�F @ "�6 � _�6�_�/G1 � 8 �?1q� 1

��%��P3�B � 8�s@C�^���RF �TQ ZlZ\JNH � B |¤ D E ©�S*eVKNQ � ¤0/[© 8 �v_gZEf � / �:> ��bj]!O�JNHaK � � ¤0/[© ' 8 � ¤ � /p©_gZ\f / BLD E bj]�O �SIK�!t uvQ HA]7V

V�K ?a¤ C K " +<DF "�©$6 � _�6 � � _�/ 8 V � � � / `�� �

V�¤ C K " + DF "�©$6 � _�6;?�K � � _�/ p

�lek]!`AH �9K � � � < > � �.K � � < ��STH8JLH�H�KNQ�bCK"KNQ H8Ukb\J�K"eV]iKRHAcEf}bjU+KNH�]!O J�KNZ�¡AHAfRZ�b\J� � � t -:ZCS KRQ H�bEJRJLH�fLKReVZ\]�_gZ\UVUkZCS�Jat �

GIH�O�HA]!ZjKNHs~lP� ¤T3L©Q' 8 V

V�* ¤03L©$6�_�6�_�/.1 3QB � ¤ * @ ©>1

KRQ HsKNZEKRbjU�X!bjfNKNed`aUkH � ZEUkM h�H�bCKvKNekh�H 3�t �lekh�eVUdbjfRUVP\�! @ ¤03L©Q' 8

V

V�F @ ¤03L© * ¤03L©�6$_�6�_�/

bE]!O �¤03L©J' 8 V

V�3 ¤03L©�6$_�6Q_�/

bEfNH�KNQ!H,KRZjK}bjU^bj~�JLZ\fN~[H�O X!bjfNKNed`aUkH � ZEUkM h�H�bj]!O KNQ!H,KRZjK}bjU�X!bEfLKRek`AUVHsek] X M�Kx� fNHxJLX[H�`aWKRe � HAUkPE�!bjK(KReVh�H 3�t

uvQ Hy_gZEUkUVZCS*ek] crKRQ HAZ\fNH�h JLQ ZCS�J��!ek]�X�bjfNKNed`aM Udbjfx� KRQ!bCK,KNQ H�KNZEKRbjU>X!bEfLKRek`AUVH � ZEUVWM h�H�edJ�`aZ\]!JNHAf � H�O em_�] H�emKRQ HAf�bE~!JLZ\fNX KNekZE] ]!ZEf*X!bEfLKRek`AUVHsek] X M�K�K}bj�\H�J(X UdbE`aH\t����� �!@ ��� � F � F

� ¤T3L© 8 � ¤T�\© + V )@ A�¤ !© 7 ! @ ¤ !© G _ .1 3JB � ¤ * @ © p

�s@C�^���RFp�(P|eV]iKNH�cEf}bCKReV] ck* ¤03L© +Z- ¤03L© * ¤T3L© 8 � A 351 * ¤03L© G ¤#Jlt O\©

Z � HAf D E C @ S*eVKNQ�fRH�JNX�Hx`�K"KNZ�KNQ H¢h�H�b\JLM fRH _�/ ,.6�_�6�bE]!O K}bj�leV]!cw¤TO!t Oi©ybE]!O¤ O t �\©(ek]\KRZrbE`A`AZEM ]iK*S(H�Z\~�KRbEeV]

k� ¤T3L© 8 �¤03L©�7 ! @ ¤03L©>1 ¤#Jlt 4i©

KRQ!bj] ��J�KNZ6¤#Jlt ¦E©sbj]�Oei^HAh�hrb JltM�Et -�ZCS�KNQ H|bEJRJLH�fLKReVZ\]�_gZ\UVUkZCS�J�~lP�ek]iKNH�cEf}bCKNek] c¤#Jlt 4i©T_gfRZEh 3 @ KRZ,3��!S*Q HAfRH �MLZ3 @ LG3��!bj]!O|UkHaKLKReV]!ct3 @ KNHA]�O KRZr¡AH�fNZ t �

Page 26: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

� � �������������� ������� ��@�� ��� B�@�� � F � F � +:" ���K' 8 � F �@ � < 8 ��� �' ��� � ) � ¤T�\© + V )@ �H� � ��) � � �

¤ !©�_ R> � ¤03L© > ��� ) � ¤ �\© + V )@ ��� ��) � � �¤ !©�_

��%��P3�B � ¤ * @ ©"8�s@C�^���RF -:ZjKRHsKNQ!bjK

7;� � � ¤T3L© > ! @ ¤T3L© > � b � ¤T3L©>1 3JB � ¤ * @ ©>puvQlM!J�¤#Jlt O\©THA]iK}bjekUkJ(KRQ H�O�eVo[H�fNH�]\KRekbEU�eV]!H��iM!bjUkeVKNekH�J�

¤03L© 7L� b � ¤03L© > k� ¤T3L© > �¤03L© + � � � ¤03L©>1 3JB � ¤ * @ ©>1

S*Q ed`}Q¢eVh�X UkP�KRQ H�bEJRJNHAfNKNekZE]^t �� F�� � �!<�B � ���^��=�? � �2D �

#>ek]!bjUkUVP\�lSTH�O�ekJR`aM�JNJ+KNQ H�X fRZE~ UkHAh�ZE_^cEUkZE~!bEU�HA�ledJLKNHA]�`aHE�\KNQ�bCKvekJ��iKNQ Hs�iM H�JLKNekZE]S*Q HAKNQ H�f � ¤ * @ © 8 � t����� �!@ ��� � F � F � �" ���&� +1� � ")� %�' ¤#J$pM�x© �� 8����")����' ��%8 ���( �' * ' 8;* ¤+?M1 * @ ©; �� ��� " �)% %������&�43 � �!%�/ � �� �� %�' ?%�� "��( ��%�� %�� �*' )0�E��� +1�;� " � %�' � ��� ����")����' ��

¤�ed©���� ��! ?��� ' %O��%"��)�+1!��")� %�'-3 "�� ��" ����358 �-8

¤geked© N 8 � 8¤gekeked© - ��� �*' � �( �' �� �'(" %��Q6 BR@ 8�s@C�^���RF�¤�ed©*ekJvZ\~ � ekZEM!JvJNeV]�`aH�ek]|KRQ edJ�`Ab\JLH�¤ 4�t 4l©(ekJ*b"UkeV] Hxbjf*H � ZEUkM�KReVZ\]|Hx�\M�bCKNekZE]�t

¤�eVe © �lHAK�� ' 8 �Q`�¤ @�176 � _�6�©r_gZEf�� 8 � 1q�jtvuvQ H�]^�T~lP�eV]iKRHAcEf}bCKReV]!c ¤)Jlt O\©a�TS(H

ek]�_gHAf�_gfNZ\h i^H�h"hrbOJ�t��\�\KRQ H�X[Z\JNemKRe � eVK�P Zj_ * ��bj]!OI¤TO!t ¦\©TbE]!O�¤TO!t �\©&KRQ!bCK� * ¤03L© ��� [ � � ] � 8 V

V�k* ¤03L©�_�6Q_�/

> � F @ � < � * ¤03L© � � [ � � ] � + � F � <¦ � ¤03L© + � 3 ¤03L© � � [ � � ] �_gZ\f 3�B k� ¤ * @ ©atEuvQlM!J�STH*O�HxO�M!`AHv_gfNZ\h �TZEfRZEUkUkbEfNP?J�t O:KNQ�bCK�KNQ!HAfRH*Ha��ekJLKB�.IK��bE]!O:eB�Ab�¤ � ©vJNM!`}Q|KNQ!bjK��S' 8 � * ¤�? © � � [ � � ] � JRbCKNedJL�!H�J(KRQ H�O�eVo[H�fNH�]\KRekbEU�eV]!H��iM!bjUkeVK�P

k�;>=� � + :+¤T3L©>1 3JB k� ¤ *=@ ©>p�lek]!`AH �SB � A � ¤ * @ © G � � ` A k� ¤ * @ © G eVK*_gZEUkUVZCS�J(KRQ!bCK

� * ¤03L© � � [ � � ] � > / ¤ � © 1 3�B � ¤ * @ © ��¥ �?1 � ¨&1 � B � p

Page 27: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

��� ���������q� � �� ���7���� �^� 7�q� � ��� � ��� �������� ��uvQlM!J��C~lP�KRbE�iek] c � ¤T3L© 8 � * ¤T3L© � � [ � � ] � ek]iKNZsbE`A`AZEM ]iK&bj]�OybjX!X UVPlek] c �TZEfRZEUkUkbEfNP Jlt OZ\]!`aHsh�ZEfRHE�

� * ¤03L© � � [ � � � > / ¤ � © 1 3JB � ¤ * @x©��I¥ � 1 � ¨ 1 � B � p ¤ª§ tM�x©#!fNZ\h ¤TO!t���©(bj]!OI¤TO!t 4l©(STH�O�HxO�M!`aHsKRQ!bCK

�� � A 351 * ¤T3L© G �� ` > / � * ¤03L© � < � * ¤T3L© ��`bE]!O

�� � A 351 * ¤03L© G �� ` > / � * ¤T3L© � <_gZ\f�3JB � ¤ * @ ©:¤gS*Q H�fNH �1?����)� �TekJ&KNQ H,] ZEfRh�ek] � �� ¥ � ¨�bj]!O � ? � �P' 8 �1?�� @ � ��©�t�R:HA]!`AHS(H�eV] _gHAfv_gfRZEh ¤ª§ tM�x©TKNQ�bCK�� � A 351 * ¤T3L© G �� ` > / ¤ � © A � * ¤03L© � < + � G 1 3JB � ¤ * @ © ��¥ � 1 � ¨ 1 � IK�,p�¤ª§ t ¦E©#>eV� ! B ¤7 ��14�\©:bj]!O * B9Dcb m S*eVKNQG� L *IL ! + ¦lt�uvQ HA]�¤ ��tM��4l©���KNQ H"ek] 6�H�`aWKReVZ\]$�Q`C¥

�¨ 4 � � "` ¥

�¨��!bj]!OI¤�§!t ¦\©(eVh�X UkP�� � A 351 * ¤03L© G �� " � ` > / ¤ � © A � * ¤T3L© � & � ` + � G ¤ª§ t O\©

_gZ\fF3JB � ¤ * @ © �I¥ � 1 � ¨�bj]�O � B � tCuvQ HAZ\fNH�h ��t ¦*c\M!bjf}bj]iKNH�H�J^KNQ!bjK * edJ>b�JNZEUkM�KNekZE]Z\] � ¤ * @ ©(Zj_�KRQ H�UkeV] Hxbjf*ek] eVKNedbjU � bjUkM HsX fRZE~ UkHAh

k" +Z- ¤T3L©&" 8 � A 351 * ¤T3L© G 1H3JB k� ¤ * @ ©>1 "p¤T�i© 8;* @ 1S*Q H�fNH � A ?M1 * ¤+? © G B � A � ¤ * @ ©51 � �` ¥

�¨ G S*eVKNQ ! L ALK� t�TZE]!JNH��iM H�]iKNUkPE� * JRbCKRekJLW

�!HxJ*ek]�� "` ¥�¨+KRQ H�ek]\KRHAc\fRbEU[Hx�iM!bCKReVZ\]

* ¤T3L© 8 ��¤T3514�i© *=@�+ V )@ �r¤0351 !© � A ?1 * ¤ !© G _ X1 3�B � ¤ *=@ ©>p ¤ª§ t 4i©R:HA]!`AH�emK*_gZ\UVUkZCS�J(_gfNZ\h ¥ O �?i^H�h�h�b�zNz�t � t��\t Oj¨^bj]!O� * ¤03L© � & � ` > / ¤ � © . 3 & � & � *=@ � & � ` + V )@ ¤03 7 !© � " � & � � A � * ¤ !© � & � ` + � G _ 0

_gZ\f 3JB � ¤ * @ © �I¥ � 1 � ¨�bj]!O � B � tsuvQlM!J�KNQ H�JLek] cEM!UkbEfI��fRZE]lS(bEUVU�eV]!H��iM!bjUkeVK�P¤�HEt c!tk��¥ O!� �TZEfRZEUkUkbEfNP�zNz�t O!t O!t ¦C¨ ©THA]iK}bjekUkJ(KRQ!bCKx� cEe � H�] 3 @ B k� ¤ * @ ©a�

� * ¤03L© � & � ` > / � * ¤T3L© � & � ` > / ¤ � © 1 3JB � ¤ * @ © �I¥ 3 @ 1 � ¨&1 ¤ª§ ts�E©_gZ\f(H � H�fNP

� B � S*eVKNQ � IK3 @ t:-:ZCS�KNQ HsbEJRJNHAfNKNekZE]redJ(b"`aZ\]!JNH��iM HA]�`aH:ZE_^KNQ!H�UdbEJLKX!bEfLK*ZE_�uvQ H�ZEfRHAh � t��\� JLek]!`AH(� � 8 � &` ¥

�¨+~lP�KRQ H�X fRZiZE_2ZE_>uvQ H�ZEfRHAh � t ¦ t

¤�eVeked©2�(P,ek]iKNH�cEf}bCKNek] cy¤#Jlt O\©pZ � HAf @ S*emKRQ�fRH�JNX�Hx`�K�KRZ*KNQ!H+h�H�b\JLM fRH�_�6�bj]!O�M�JLek] c¤ O t ¦E©��2¤TO ts�E©a�!bj]�O KRQ H�X[Z\JNemKRe � eVK�P Zj_ * eVK*_gZEUkUVZCS�J(KRQ!bCK * ' 8�� � * _�6|JRbCKNedJL�!H�J(KRQ HX!bEfRbE~�Z\UVed`sO�eVo[H�fNH�]\KRekbEU�eV]!H��iM!bjUkeVK�P

(�) * +.- ¤T3L© * > 3 ¤T3L©A1H3JB k� ¤ * @x©>1 * ¤T�i© 8 V�* @ _�6

Page 28: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

� � �������������� ������Z\] D E �ES*Q HAfRH 3 ¤T3L©Q' 8 � � 3 ¤03L©�_�6ptjz�_ * B� �@ ¤TD E ©2KRQ HA]"KRQ H�hrbC��ekhyM h X!fNek]!`aekX UkHekh�X UVekH�J

� * ¤T3L© � ��� � � ] 8 � * ¤03L© � � � � > / ¤ � © 1 3�B � ¤ * @x© �I¥ �?1 � ¨cp

z{]8KNQ!H�cEH�] HAf}bjU�`Ab\JLHsS(H�ZE~�K}bjek] KRQ edJ*H�JLKNekhrbCKNH�~lP8bj]¢bjX X fRZ���eVhrbjKNekZE]|bEfNc\M h�HA]iKJNeVh�ekUkbEfyKRZ�KRQ H8ZE] H8Zj_�KRQ H8X fNZlZE_�Zj_,uvQ H�ZEfRHAh � t O tcR�H�]!`aH �TZEfRZEUkUdbjfRPBJlt O�bE]!O¤ª§ t ¦E©(ekh"X!UVP

�� � A 351 * ¤03L© G �� " � ` > / ¤ � ©>1 3JB � ¤ * @ © �I¥ � 1 � ¨ 1 � B � puvQlM!J*¤ª§ t 4i©>bj]!O8¥ O � �TZEfRZEUkUdbjfRP�zNz�t O!t ¦ t ¦C¨ cEM!bEfRbE]iKNHAH+KNQ!bjK:¤�§!t �\©�edJ>KNfRM Hvek]�KRQ edJ�`AbEJNHbEUkJNZ t �� .��������� 8�� 8�z{]!JLKNHxbEOnZE_sb\JNJNM h�eV]!c ¤gekeVe ©�eVK|JLM �r`AH�J�KRZ�X fRH�JNM X X[Z\JNH8KNQ!bjK C edJek]!O�H�X�H�]!O�HA]iKvZj_ 6 BA@ tiuvQ edJ+_gZEUkUVZCS�J+~iPrbE]�ZE~ � eVZ\M!J�h�Z�O�eV��`AbjKNekZE]�ZE_�KNQ Hsbj~[Z � HX fRZlZj_�t �

� � � � @ � �>D � =���������� �������������������� ��!" ��� �$#�������^� � �t � �&%����K�K������K�� � �.�$�('�� ��^ �*)���5� � ��� ��+ � ��'� ����,�.-"/�0�021�354�6�7�198:7<;*=,1?>A@CBED � � � �GFH>?� � �&I���� �$��<�.J29���������"LK;� �s�M+ �K� � �q� � � � �ON � � � � �,#h���CPRQF��� � #ON$+�� � ���,�TS �VUW/�XZY [\X�]^4�_a`aXA4�Y�b;�=c[\=cde`gf�_H[ihkj<6l].[\Xnm�/�XA/*j$_�/(oqpa1A8r_^/&s�[\>�+$����������&I � �$�At �$��P������ �i>�N � � � ����u � �� V�N���+9� � �K���<> �1� � ����$�.J2v���w�����L�xL[�X�]^4�_q4�XAs5yzjZ4*={[\Y [\X�]^4�_�8w4�_^4Ghc/�Y [}|�8r_^/�h,YM]H0q=cdq~�/�Y j<02]W�,�e`�hk=c6}_^4G|k6xL[\XA]^4�_2f97Z]^/�_{;��zQ��s�c�<�e���� ����&>ZQc������}> � � � �<��~�/�Y j<0�]H= �^�W4*XAsq�^�^� � �n+����,+��q�7�q� � �9�� �.J2A���w�����Le��+��4�7�q � ���#����K���,P � � ���� ���c ���s�?+��K� ����,>�#�� � � ���#����K���,P�QF��� � # �^+$� � ���,>���ZP,��+�+��K� � �q� � ���,��354�6�7Z19UW4�|{7<_&1?>9�$�Z@�D � � � ��FH> �,I � �$�

�<���� �:�a�����5����r�w�9�A�vn�r���2P�� � � ������ ��� ��� �����\� � � ) �7���� �^� 7�\� � � �&%��$�q� � ���,��k���K� ��^� � ��> �����M%����^�������,>����ZPnP��^�����sl' ��� � ����c#��\� � �9�r�$1T/(o��Z6�4�6l1�8:7<;�=k1M>Z@��VD �1� � �GFH>� ����I���� � ��$���� �e�a�9���Z�e��T�a���A�����2T�r�$���Z���,�9w�r����Q<� � ����������� �� ��� � � � � ������&%��$�q� � ���,��$����� � +�� � +��4����&� ���ZPS���('� �+� � � � ���,�$�&#�� � ��� ��) � � �K��� � � �,��-"/�0�021A354*6�7Z1A8z7�;�=k1M>�<�Z��D � � � ��FH> � � �&I � ���<�

�<���r�Lr�5 �$���������¡�£¢nz¤¥�A ����,�$!:E�J� ���R� ��¦����s�� �(' � ��� �*) ���5� � � � � lP ��§ ����� � ��&%��$�\� � ���,�r`as*¨�193�4�6�7Z1T�A|k[�1�`z©G©AYM1M>Cª5D �1� � ��FH>:� � ��I�� � � ��$�.«� ¬wC¢­�C�9!���"� ���^�����7���? ��qc���^ ��q� � ���,�����c#��k' �*) c��� ��� ���������q� � �S�&%��$�\� � �9�9S �® � K5��� �MP$'�>�¯�� °W��Q<� ��� �A>$�&P�� � ��,>�fA/H©Z[i|k=�[\X±-vj<_H_^]HXZ6z` ]H_(/�=H/�Y�²w]H=k]c4*_^|{7<d"8w4�_{6�³G>+$��������� ���&I�� � �<�(�"���� �q � � � �������,>A� � ) � �{P�> � � ������$���. �q9¢�´�µ��Z¶e�k!9� · ¸z�º¹& ¤»e¼Z½A��¾w�9�G½T�¿L���K� ��^� � ��>,�����M%����^�����������CPS ������ ��� � �����#��\� � � ) � � c��� �&� ���������q� � � ) �7���� �^� 7�q� � �j�,%����q� � ���O354�6�7Z1"3E]H6�7�1z`z©G©AYM1:�C|k[�1M>�$ÀED �1� � ��FH> � ���HI � � ���

���<��¼T ÁO$Âz�A�Ã��Ä�������Ä9�$�ve�Z0�/�ÅG]Hd�Æ.j<={6v4�XAs.mW4&Ç�]&1�È�j<XAsG4�0�]HXZ6�4�Y =�/(oz` ]H_(/�=H/�Y�É�]c7�4�¨�b[i/�_{�vÊ �K� �k'�>Zu��kË¡Ì � �c�A> � � ��<�

� ���­�r�L�¬v�A´��A�$��Í Î{��½E�»¢RC¤Ï�A ����,�$!: ���7���� �^� 7�\� � � lP ��§ � ��� � �S � P����}��¿L���K� ��^� � ���) � � � ��� � ���S���ZPjc�����s�,���('� �+� � � � ���,���&#�� � ���&�¥8�_(/&|�1a²w/�;�4�Yw�A/&|�1wÐws�[\XAhkj<_}Ñ�7<d��]^|k6}[i/�XÒ`��"� � ��+�+��5�q�&�

�\���­�r�LT¬v�A´��A����Í Îc��½Ó�º¢ne¤¥�A ����,�$!:a�r���­QF� � � ��������� �� ��� � P��&��Ë �sc��P ��§ ����� � �9�SH�ZQc����� � +�� � +����� ��� ��) � � � ��� � ���,�W-"/�Y�Y?/&ÔkjC1�354*6�7Z1M>AªZBED �1� � �GFH>�� � �&I�� � �<�

� �<�­�r�LT¬v�A´��A����Í Îc��½Ó�º¢ne¤¥�A ����,�$!:a�r���­QF� � � ��������� �� ��� � P��&��Ë �sc��P ��§ ����� � �9�SÕS{�ZÖ � � �>� �Q���,�$�&#�� � ���&� �$1�Æ.[ ×�1AÐwÔkjZ1M>������ED �1� � ��FH> � � ��I�� � ���

Page 29: UZHuser.math.uzh.ch/amann/files/cfp.pdfy`aZ\]iKRbjek] HxO eV]6KNQ H¢JNX!bE`AH fRHAcEekZE] edfagD E t uvQ H"hH b\JLM fRH h_ 6 ¢ekJ,HAeVKNQ H f >i HA~[H JNcEM H ! J,hH b\JLM fRH Z\]

��� ���������q� � �� ���7���� �^� 7�q� � ��� � ��� �������� � �� � �­�r�L9¬v�A´��A�$��Í Î{��½E�g¢RA¤Ï�A ��9�,�$!" ��� ��� � ���\� � � � P����AË �sc�O+��q������eP ��§ ����� � �9>

�1� � �$��� ���,+��� � &������W¢n ��9�EÍC¬v�A´��e�������L�A¤»�¬L���wµ �º��?��9�EÍC���A�ÃÄ9�� ���h�k���K� ��^� � �P�q�CP8�����M%����!�������h���������s )�� �t� �&� ���������q� � �K�q�CPe � � �?+ ���! ) �7���� �^� 7�q� � � �,%����q� � ��� �<�^` 3

�$1�354�6�7Z19`aXA4�YM1?>��Z�ED �1� � ��FH> � ������I � �1� �$�� �<�W¢n ��q�EÍC¬v�A´��e�����Ã�L�­¤ �¬v���wµ � ��?����EÍC� �A��Ä��9 ¿v� �K� ��^� � �9������� � � ) � �� � � ���� � � � � � � ���s�?+�� �& ) �7���� ����7�\� � �, � P����K�,�z354�6�7Z193E]H6�7Z1�`z©G©AYM1e�A|k[i1M>����

D �1� � ��FH> � � � ��I � �����$������W¢n ��9�EÍC¬v�A´��e�������L��¤ �¬L���wµ��º�2���e�5ÍC���A�ÃÄ9�� �2��^ �K��� � �Z+,��+Z+�� � � � �, �

) �7���� �^� 7�q� � � � P����K�,���<�^` 3 �$19354�6�7Z1�`aXA4�YM1M>��Z�ED �1� � ��FH> � ������I � �����<�� �<�W¢n �� �EÍC¬v�A´��e�������L�a¤ ¬v���wµ � ��?��a�EÍZ���A��Ä���������M%����^�������A������� � � ) � �� � � ���� � � � � � � ���s�?+�� �& ) �7���� ����7�\� � �, � P����K�,>��1� � �<��� ���k+��� � &��1�<�W¢n �� �EÍC¬v�A´��e�������L��¤»w¬v�9�wµ � ��?��a�EÍC� �A��Ä��9 ¿v��� � ���� � �t�q�CP �����M%����!�������&������� � � )�� ��c��� � � �� ���� � � � � ��� ��� ��� � ���q� � � ���ZP � � �?+ ���! ) �7���� �^� 7�q� � ��&%��$�\� � �9�z354*6�7Z1e35]H6�7Z1e`z©G©AYM1e�C|k[�1M>���� D �1� � ��FH> ��� � �,I ��� � � �� �<��z���w�E�$�� ���!" � � � �����q� �7��� �^+ � � �,%����q� � ����fZ_(4�XZ=k1�`a0�]H_&1�3�4�6�7Z1a�C/&|k>r�ZB

D �1� � ��FH> � � �&I � � �<�� ����z���w�E�$�� ���!"X� � � �����\���7�����^+ � � �&%��$�\� � �ÓSÕSH�3Ò[i|{7Z1r3�4�6�7Z1 �$1M>L�¥D �1� ���FH>�1����I�� � �<�������¼T�¼C���w�9���G�� ��§ �����?# � �����������\� � � )�� � � �('�� ��^ �*) ��� ���������q� ���­+$�\�� � � ���� � � ������ � � � ��������ÕËF�^�^�Sc��� � P����,�w�$1�8:7<;*=,19`�>�����D � � � ��FH>?��� �,I�� � �$����<��¼Te¼C�Ã�a�����G:�J�hc��� � ��5��P<'� � 7�\��Q�&%��$�\� � � ) � �w+��q�� � � ��� ���CP����� � � ��� ��� ���s7�����&� � � Q2� � Ë&� ����� P ��§ � ��� � � �q�CP ��� ���������q� � �����$1�8:7<;*=,19`�>��CÀED � � � �GFH>:� � �&I�� � �<�� � ��¼TA¼C���w����� � ¢R «�Z¼C���w�9���G��r�����H§?� � ��) +$�\�� � � � ��� ���������q� � � � � c���aP ��§ �����?# ��������*���q� � � �*) � �^+$� � �����K�?' ����� � � ������� � ���<����� � � � �}�"�$1Z8:7<;�=k1Z`.>����OD � � � �GFH>�� �����,I� ��� �$�� ���­� 2"¼C�w�9��´�ÍZ���Z¾q�,!��Õ��J���&��� � ��������� ���������� � )Ã) � ��� � �9>eQ<� � Ë&��� � ����Q<�kËc������� ����ZP�� � ��� � ���\� � �Ò# � ��� � �K� � �MP�����K� � �����9�r8z7<;*=c[ÃÅG1��v1?>9��ª5D � � � �GFH> � � �,I � � �<�� �<�­� 2e¼A�w����´�ÍC���Z¾q�,!9�l��2������ � � �&�������� ��qc���� ��q�K� � ���^�n�r��� � �����P��4��� � ����������� � ���^��� ���4�M�R� � � � � �ÃP���� ����Ö:�� ���������^�9���T1�8z7<;*=k1z-e7Z]H021M>CÀ��ED � � ����FH> �5� ��I � � �$�� ���W¢n�¤Ï�A ����,�$!:�¿v���K� ��^� � � ��) � � �K��� � ��� �*) c���zP��K� � ������ ��� ��� �����\� � � ) �7���� �^� 7�\� � � � P����AË �sc�ÒP��?§ � ��� � �9�­fA/{©�1�3E]H6�7Z1T[\XOUW/*XCYM1�`aXA4�YM1?>CÀED � � � ��FH>?�� �&I�� � �$�� �<��n��e��µ����� ��� ��� � ���\� � � ��) ����� � � � �K�,��S � � � u���� �&#��K�,> �,P �s � �&>v` ]H_(/�=H/�Y"�C|k[�]HXA|{]H>+$������� � �{I ���$�?� � ��P��^ � � � ���&���,>CuJ�HË Ì � �c�A>��1� � �<�

S � � �s�� ) ����.K �qc���� ��q�?������?# ������s���\��"����� � �ÊB��� ����c���������� �&� � � �� �aI � � ����"����� � �

N�Ë � �����������CP