standard subspaes of · outlinei. preliminaries ii.brunetti-guido-longo constructionfreefield 111....
TRANSCRIPT
COVARIANT HOMOGENEOUS NETS
OF STANDARD SUBSPAES
(n
Vincenzo Marinelli :
UNIVERSITY OF ROME TOR VERGATA
1st Virtual LQP WORKSHOP
fointongàng work with te .- H .
Neeb
°
18"
fune 202
Li localiTy Vs Synnetry in QFT
U THE Bisognano-Victim anni PPOPERTY IDENTIFY GEOMETRIE
AND ALGEBRAIC OBJECTS in a AQFT .
↳ THE ALGEBRAIC CONSTRUCTION OF THE FREEFIELDS STARTS FROM
THE GEOMETRIE DATE TODEFINE LOCAL ALGEBRAS ( R"
,
si,ds")
✓ THEE MOMENTS IN THIS CONSTRUCTION
¥ IDENTIFICATION : BOOST - WEDGE REGIONS
* REPRESENTATION THEORY → FIRST QUANT'ZATION
* SECOND QUANTIZATION ⇒ AOFT
Lo GIVEN ALLE GROUP C ( NO SPACETIMENEEDED) WE INVESTIGATE
A POSSIBLE DEFINITION OF A QFT STARTING FROM AN
A-BSTRACTNOTION OF WEDGE REGIONS
OUTLINEI.
PRELIMINARIES
II. BRUNETTI - GUIDO - LONGO CONSTRUCTION
FREE FIELD
111 . COVARIANT NETS OF STANDARDSUBSPACES
•PELIMINARIES
Pinesb FEATURES of WEDGE REGIONS CAN BE DETERMINEDAT LE ALGEBRA level .
↳ Minkowski ( R? g drag ( 1 ,-1
.. .
,-1 ) )
SYMMETRY GROUP : POINCARÉGroup p! = Ray L!
° WEDGE REGIONS ARE CHARACTERRED By THEIR SYMMETRIESx.etA
wafer" ix.lui }
"
÷!! ! a:\ nwaltiwnewr
ONE-PARAMETERWEDGE 1.1 i
RegionsNt a W - gw, a- Mj gnw . g-
'e Pa Group s of
g. e PIBoots
PÈRE FURTHEREXAMPLES
↳ di = psll.IR) no ds ! (⇒ I E. Eni )
÷WEDGES : ¥4 ,
a- tw Boost
o Mida PSLCL? ) a 0 s'e TI - CHIRALITY
HEDGES : INTERVALS I È Il ft'
DILATIONS
Iix. èx
①-- RO
↳ WE CAN DEFINE A COVARIANT SET OFWEDGES JUST START ING FROM
THE LIEALGEBRA ofof The SYMMETRY Group G. (=P ! ,
LÌ,
Moto.)
1-1 × 1-1
+weg → hwh.eu
'_ W
Xgw = Gxw g-'
← gli
Pines
to THE compenetri WEDGE : xw . = - xwo-ahi-N-j.no W"
R' ts :
ws'
: v'⑦ V
{Xw } is a Locale C- covarianti SETOF LE GENERATORI
FURTHERSimn-TRESUPOSITIOU.ITme REFLECTION ( PT Synnezry )
IIII:[ III. : sina.tt .
- x. ix. xD io v.
-
In
se : senz'-E ci
siThen fin 15 DEFINEDBY COVARIANCE
i
PROPERTIES 1 i 2 .
-* yww = W
'
* ⇐ Ancia)
Pines
1¥ IFTHERE Exists a POSITIVE come C cof
sentirai g Cg' EC
, 7⇐ G ( NEGATIVE GE - C )
e.g. vi.CITÉ"
, G.csl# I
THEN INCLUSIONS ARE OBTAINED BY COMPOSITION OF TRANSLATION S :
eterea,tzo
..
w.
.
-
F. Etc ° \WHERE ± pt GENERATE WITH ± Xw TRÈMITO GROUP
adxw (PI) = ± Pe ⇐a TE E kerladxwees )
BRUNETTI - GUIDO - LONGO CONSTRUCTION✓FREE FIELD
STANDARD SNBSPACE-
p HCId REAL CLOSED SUBSPACE IS STANDARD IF
HI =D,Haiti - {of
SYMPLECTIC Complementi H'= { Ted : In ( gin)
-0,
I 7 EH}
Torna su : Haiti - Haiti cosa
ANTILINEAR| OPERATOR"
ogtiy 1- 7- in invowtion
POLAR DECOMPOSITION : SI fa LI , 2 ANTI - UNNARY MODULAR Conficcati ON
D SELF - ADJOINT MODULAR OPERATOR
Òt MODULAR GROUP
- -
ma telone11 1.1
5h a-0 (3,0 ) with * ) a- tt STANDARD SUBSPACE
Brunetti - Guido - tonico (BGL) Construction-
o Paz PIUPÌ ftp.azpowcaeeapoup ( also not .LI )
= {UN'TARY on P !
ULANT ' -' un'#RYAna , .gr#pyowpI=qpI
POSITIVE ENERGY
HLW ) : ← ( Jo,Ow ) e ( Upn ) ,
è""
) STANDARD SNBSPACE
WHERE Utd )) , eixwt
FIRSTQUANTIZATON ISOTONY LOCALI POINCARÉ COVARIANCE-
a a a U :P! → UNGHIE" ) 70
µ va/ w
,te. iWi- HI ) cld vieni ,⇒H ch'% v. cwi-aHHCHCWJIIHWI.HN/
the Hot. ?Hai o
Brunetti - Guido - tonico (BGL) Construction-
BISOGNANO izùxwt
WKHMANN : UNwhat)) -- e =Dµ,
PROPERTY -
PCT .
Theater: U ( an ) = Jtlw)-
THEN SECOND QUANTI ZATION ii
W 1- Aw ) = ( archi : letta } città
ismchik)-WK)WH ) = e Natale )
,h.k.CH WEYL RELATIONS
li SATISFY FUNDAMENTAL
0 - A = §,
AN) ) QUANTUM $ RELATIVISTI C
PRINCIPLES
=D ON A GENERAL GROUP GWENETD Ti DETERMINE A
FIRST QUANTI ZATION NET ( SECOND IS AFUNCTOR)
Il / . COVARIANT NETS OF STANDARDSUBSPACES
-
LIEWEDCESETTING. G- GRADEDLIE Group
,
la :C- II 1 ),
c' = EÈCI )-
G = C' e 2,= C' x te ,
r) . ci va'.. ciao - a
'
IN THIS TALK we assume 2€ ) = Le /,CONNECTED
9 RettaBra of G'
Action .At? G - Aut )
,
Ad! E,
Ad )-
De lo X E ogEULER ELEMENT II se Cadx ) c f- I. 0,1 )
op=
7 . . ⑦ Io ④ 71
e) ✓ = ka (ad X - v 1) v.Rt , ADJOINT REPIZESENTATIONad :
9-
End'
- × - [× ,.]
↳ WE CAN ASSUME o EULER INVOLUTION FOR X EULER ELEMENT
Ad =eiitadx
THEN BY GUARIRNE 6 ×-
g.X IS EULER INUOLUTION FOR g- XEULER ELEMENTg - -
EUuarweaa.ec-
XEULER ELEMENT• DE . µ=4À* G- ACTION : g.ws/Ad4glx,grg-#
⇒ Wii
* complementi WEDGE N' = fer)
* INK -x ⇒ aww'
' @!Ex
. g= sitter)
,
⇐ f (? ;) Euler Element-
D= RE !) ⑦RX ⑦ RI :) 3- Gradino
| Ad rx = Ad ( f) EULER INVOLUTION
PSL SYMMETRY Group for 51$ ds?SAMEWEDGES
,
DIFFERENT RELATIONS DEFINEDBYINCWSIONS
Euler WEDGES W :( x. sa ) WEDGE-
-
POSITIVE cave :C cod ST. Ad ( = Egcg) C g EG- -WEDGE ENDOMORPHISM SEMIGROUP-
Lw = fatto Io e C- ¥wherectetcnkafas.is )
,
es . ✓ = ✓
⇐ e
t
Su = exp Ce exp go exp C-
WEDGE INCLUSION-
g.W cui :* g. e Sw
ALL THE incursione AREGENERATED BY
HALFSIDED INCLUSIONS
IHSI : e#wcwx.tec.to
CHOICE Of Positive CONE ⇒ POET of WEDGES
HAAG-KASTLERNETLETWI.BEA GITRANSITNELOGALPOSET OFWEDGES W.R.T.tt CONE C-- -
LET U DE UNITA RY REPRESENTATI ON OF G"on Id
Wta W - HLWJEID
te ISOTONY W, cui ⇒ tifi , ) ch 2)
+ locali ty W, ch' ⇒ HLW . ) ctllwr)
"
+ GIGVARIANE Ucg , Hd ) - tkg.nl ) ge G'
* POSNTNNY OF THE ENERGY ( E cu = { tag / -i 204120 )
* CycleCity TKW ) STANDARD SUBSPACES
* BW.pro#Rty ucèwt ) = ÒÌ (⇒ HLW") -- HCW)
" )Hai
* PCT THEOREN fu extends U to a G COUARIANT reinseritela
un sua
MODULAR CONSTRUCTION-
U #NTIJUNITARY POSITIVE ENERGY RIPRESENTATION of G- = CÌU È
W,
aw i-HCW-kw.ru ) ) ± ( è" au" '
,
Usa)
BGL CONSTRUCTION is possiede AND SATISFY ALL THE ASSUMPTIONS
SPECTRAL CONDITION
IN PARTICOLAR :C' covarianza ISOTONY-
B- wpropeetyÈ -
A
EI C' = PSLZLR )
+ ( = ((I.f)Esteri : bzo.ca , aI.be/(alfoto):teRDSElERALYOS-
- DISCRETE Series REPREENTATIONS HAVE DOSITNITY OFTHE ENERGY (RE )
+ ( = (01, towEDa
=D NET ONTHE CIRCLE
- PRINCIPALICOMPLEMENTARI SERIES REPRESENTATLONS HAVE te POSITIVE ENERGY
⇒ NEI ON DE SITTER (see also Guido -Longo 203 )
LOOKINGFOTLNEWMODELSLETof BE A NON - COMPACT REAL Simple LE ALGEBRA
,
-
-0g= le ⑦ p CARTARI DECOMPOSITION,
=D STUDYOFTTLERESTRICTEDThat Spacea cp CARTANSNBALGEBRA
,
-
10 Look FOR WEDGE ORBITS-
HETLE THEORBITS ARE CONSIDERED W - R-T THE Inn ) : LEI ) ACTION ON of
Thin NUMBER OF ORBITSOFEULER ELEMENTS-
pel
An : h - ORTSITS Bn : 1 -ORBIT Cn : 1 ORBIT
| Dn : 3 ORBITS Eg : 2-ORBNS Ez : 1 ORBIT
o Wing il w! g.W.ge G" @Dei #yaR
Io INP
Thin NUMBER OF ORBITS OF SYMMETRIC EULER ELEMENTS-
ptzArno, i 1-ORBIT Bn : 1-ORBIT Ch : 1- ORBIT
| Du : 1. ORBIT Dzn : 2-ORBITS Fa : 1- ORBIT
ABOUT THE NET STRUCTURE-
-
DEI ORTHOGONALEULER ELEMENTS (X. Y ) : T×LY)=
±
wi-fxek-s.lt/lxil.i--1R .
TI XYEGEUERORThocon.tl ELEMENTS ( xp )
* X. Y ARE SYMMETRIC
* L'e# y )= Il# I
* ( Y ,X) ortogonali Elements
( symmetric propetg)
COMMENDOIN CASE : 24 ) ftef ,
* SEVERAL WEDGE ORBITS
* SEVERAL WEDGE COMPLEMENT PARAMETRIZED BY CENTRAL ELEMENT
* TWISTED LOCALI TY RELATION
EVERYTHING COMPLIES Ok with MODELS→ ⇒
With THE H-K Pictureson s
' COVERINGS
OR FERMIONK NETS
( ITH Modificato» )
Outlook
↳ POSSIBLE NEW MODELS ON ALGEBRA IL GROUP S
↳ Possibile DEFINITION OF SPACELIKE CONES
ANK You FOR YOUR
ATTENTI0N !