fuzzy commutative algebra || back matter

22
384 Bibliography 1. Abadi, H. H and Zahedi, M. M., A density theorem on fuzzy prime spectrum of a ring, preprint. 2. Abadi, H. H and Zahedi, M. M., Some results on fuzzy prime spectrum of a ring, FSS 77 (1996) 235 - 240. 3. Abdukhalikov, K. S., The dual of a fuzzy subspace, FSS 82 (1996) 375 - 381. 4. Abdukhalikov, K. S., Tulenbaev, M. S., and Umirbaev, U. U., On fuzzy bases of vector spaces, FSS 63 (1994) 201 - 206. 5. Abou-Zaid, Salah, On fuzzy ideals and fuzzy quotient rings of a ring, FSS 59 (1993) 205 - 210. 6. Ahsan, J., Khan, M. F., Shabir, M. and Zaman, N., Rings characterized by their fuzzy submodules, Inform. Sci. 74 (1993) 247-264. 7. Ajmal, N., Homomorphism of fuzzy groups, correspondence theorem and fuzzy quotient groups, FSS 61 (1994) 329 - 339. 8. Ajmal, N. and Thomas, K. V., The lattice of fuzzy subgroups and fuzzy normal subgroups, Inform. Sci. 76 (1994) 1 - 1 1 . 9. Ajmal, N., The lattice of fuzzy normal subgroups is modular, Inform Sci. 83 (1995) 199 - 209. 10. Ajmal, N., Fuzzy subgroups with sup property, Inform Sci. 93 (1996) 247 - 264. 11. Ajmal, N. and Thomas, K. V., The lattice of fuzzy ideals of a ring, FSS 74 (1995) 371-379. 12. Ajmal, N. and Thomas, K. V., A complete study of the lattices of fuzzy congruences and fuzzy normal subgroups, Inform. Sci., 82 (1995) 198 - 218. Fuzzy Commutative Algebra Downloaded from www.worldscientific.com by QUEEN MARY UNIVERSITY OF LONDON on 07/08/14. For personal use only.

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Page 1: Fuzzy Commutative Algebra || BACK MATTER

384

Bibliography

1. Abadi, H. H and Zahedi, M. M., A density theorem on fuzzy prime spectrum of a ring, preprint.

2. Abadi, H. H and Zahedi, M. M., Some results on fuzzy prime spectrum of a ring, FSS 77 (1996) 235 - 240.

3. Abdukhalikov, K. S., The dual of a fuzzy subspace, FSS 82 (1996) 375 -381.

4. Abdukhalikov, K. S., Tulenbaev, M. S., and Umirbaev, U. U., On fuzzy bases of vector spaces, FSS 63 (1994) 201 - 206.

5. Abou-Zaid, Salah, On fuzzy ideals and fuzzy quotient rings of a ring, FSS 59 (1993) 205 - 210.

6. Ahsan, J., Khan, M. F., Shabir, M. and Zaman, N., Rings characterized by their fuzzy submodules, Inform. Sci. 74 (1993) 247-264.

7. Ajmal, N., Homomorphism of fuzzy groups, correspondence theorem and fuzzy quotient groups, FSS 61 (1994) 329 - 339.

8. Ajmal, N. and Thomas, K. V., The lattice of fuzzy subgroups and fuzzy normal subgroups, Inform. Sci. 76 (1994) 1 -11 .

9. Ajmal, N., The lattice of fuzzy normal subgroups is modular, Inform Sci. 83 (1995) 199 - 209.

10. Ajmal, N., Fuzzy subgroups with sup property, Inform Sci. 93 (1996) 247 - 264.

11. Ajmal, N. and Thomas, K. V., The lattice of fuzzy ideals of a ring, FSS 74 (1995) 371-379.

12. Ajmal, N. and Thomas, K. V., A complete study of the lattices of fuzzy congruences and fuzzy normal subgroups, Inform. Sci., 82 (1995) 198 -218.

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Index A a-cut, 3 a-level set, 3 Abelian, 357

L-subgroup, 20 L-subset, 10

algebraic, 166 algebraic L-variety

irreducible, 275 reducible, 275

algebraic closure, 166 algebraic L-variety, 267 algebraically independent, 167, 325 associated primes, 215

B B-linearly independent, 142 basic L-subgroup, 61 basis, 143, 236, 317, 354

c canonical representation, 347 carrier of an L-subset, 347 Cartesian cross-product, 94 Cauchy sequence, 240 characteristic function, 2 closed under projections, 34 coefficient field, 235 comaximal L-ideals, 83 compatible, 170, 192, 333 complete, 240

L-direct sum, 95 complete direct product, 4, 20-21 completion, 257 composite, 175 Condition G\ on cr, 367

Condition GT. on /x, 368 conjugate L-subgroup, 11 contracted ideal, 233 converge, 240 coprime L-ideals, 83 Correspondence Theorem, 86 coset, 12

left, 12 right, 12

crisp power set, 30

D direct product, 22, 26

complete, 20-21 weak, 22, 26

distinguished intermediate field, 192 divisible L-subgroup, 50

E exponent of inseparability, 198 extended ideal, 233 Extension Principle, 4

F /-invariant, 97 factor L-subgroup, 15, 17 factor group, 14 finite L-subset, 2 finitely generated, 123 fractionary fuzzy ideal, 263

extended integral, 265 integral, 264 invertible, 263 maximal, 264 prime, 264

free, 69, 316, 354

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maximally, 317 free L-submodule, 140 fuzzy

power set, 2 subset, 2

fuzzy C subset, 36 fuzzy chain subfield, 383 fuzzy dimension, 362 fuzzy Galois, 383 fuzzy graph, 301 fuzzy index, 363 fuzzy invertible ideal, 263 Fuzzy Luroth's Theorem, 204 fuzzy order, 363 fuzzy power set, 2 fuzzy prime spectrum, 262 fuzzy primitive, 383 fuzzy principal, 129 fuzzy relational equation, 303 fuzzy simple, 383 fuzzy subfield, 161 fuzzy subGalois, 383 fuzzy subgraph

Cartesian product of, 302 fuzzy subgroup, 7

normal, 10 fuzzy submodule, 134 fuzzy subnormal, 383 fuzzy subset, 2

G Galois, 358, 370

group, 358 over a field, 358

generate, 9, 76, 121, 236 generating set, 42, 283

5-minimal, 288 minimal, 42, 57, 283

generic point, 226 group

factor, 14 quotient, 14

group L-subalgebra, 374

H Heyting algebra, 1

homomorphic, 17, 89, 137 weakly, 89, 137

homomorphism, 17, 137 weak, 17, 89, 137

I image, 4 increasing monotonic limit, 335 index, 39, 357 inf property, 216 infinite L-subset, 2 inseparable, 171 inseparable /-algebraic, 172 intersection of L-subsets, 2 inverse image , 4 inverse of an L-subset, 6 irreducible

L-ideal, 98 element, 98

irreducible topological space, 226 irredundant representation, 142 isolated component, 215 isolated primary L-submodule, 159 isomorphic, 17, 89, 137

weakly, 89, 137 isomorphism, 17, 89, 137

weak, 17, 89, 137

L /-algebraic, 168 L-basis, 335 L-coefficient field, 243 L-contraction, 233 L-coset

left, 59 L-decomposition, 210 L-direct sum

complete, 95 external weak, 95 weak, 90

L-extension by radicals, 361 L-field

/-algebraic extension, 168 /-purely inseparable extension, 172 algebraic closure, 166 algebraic extension, 166

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algebraically closed, 166 compatible, 170 distinguished //-intermediate ex­

tension, 192 extension, 161 inseparable /-algebraic extension,

172 inseparable algebraic extension, 171 modular extension, 188 neutral extension, 166 regular extension, 379 separable, 181 separable /-algebraic extension, 172 separable algebraic extension, 171 transcendental extension, 166

L-ideal, 72, 87 ^-primary, 205 £-prime, 205 ^-primary, 208 associated prime, 157, 208 comaximal, 83 contracted, 233 coprime, 83 equivalent, 284 finitely generated, 123 generalized maximal, 97 generated by, 76 irreducible, 98 local, 284 maximal, 96 normalized, 285 of maximal chain, 285 primary, 108 prime, 100 proper, 82 R-semiprimary, 117 reducible, 98 residual quotient, 148 semiprime, 102

//-intermediate field, 161 L-linearly independent, 334

maximal system, 345 L-point, 2 L-power set, 1 /^-primary

L-representation, 217

irredundant L-representation, 217 reduced L-representation, 217

L-prime spectrum, 219 /-purely inseparable, 172 L-radical, 104 L-representation

irredundant, 210 reduced, 210

L-set of generators, 121 L-singleton, 2 L-subfield, 161

generated by, 162 L-subfield in a ring, 242 L-subgroup, 7

p-primary, 48 Abelian, 20 basic, 61 conjugate, 11 cyclic, 61 divisible, 50 factor, 15, 17 generated by, 9 normal, 10, 15 pure, 52 quotient, 15, 17 reduced, 52 solvable, 20 torsion, 49

L-submodule, 134 7r-primary, 154 basis for an, 143 free, 140 generated, 139 primary, 149 primary decomposition of, 157 residual quotient, 148

L-submonoid, 23 L-subring, 71

difference, 87 generated by, 162 localized, 286 polynomial, 253 quasi-local, 229 quotient, 87, 89

L-subsemigroup, 23 L-subset, 1

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Abelian, 10 cardinality of an, 339 carrier of an, 347 closed, 312 complete direct product of, 4 contained in, 2 contains, 2 dense, 313 difference of, 70 finite, 2 generating, 139 image of, 2 infinite, 2 intersection of, 2 inverse of, 6 negative of an, 70, 131 normal, 2 open, 235, 312 product of, 6, 70 properly contained in, 2 properly contains, 2 sum of, 70, 131 support of an, 2 union of, 2 unitary, 2

L-subspace, 316, 321 basis, 324 basis of an, 317 dimension of an, 338 finite dimensional, 319 fuzzy finite dimensional, 338 infinite dimensional, 319

L-subspaces isomorphic, 345

L-topological space, 235, 312 irreducible, 313 Noetherian, 313

L-topology, 312 neutrally closed, 313

left coset, 12 left L-coset, 59 linear space, 131 linearly dependent, 47 linearly disjoint, 177 linearly independent, 47, 323 localized L-subring, 286

localized ring, 286

M maximal, 48 maximal element, 96 maximal L-ideal, 96

generalized, 97 maximally p-independent, 64 Metatheorem, 34 metricizer, 256 minimal generating set, 42, 57, 200-

201, 283 minimal L-set of generators, 125 minimal set of generators, 321

N neutral, 166 neutral closure, 170, 312 neutrally closed, 170 normal, 356-357 normal L-subgroup, 10, 15 normal L-subset, 2 normal fuzzy subgroup, 10 normalizer, 12

p p-basic, 62 p-basis, 63, 325 p-independent, 63, 325

maximally, 64 p-primary

L-subgroup, 48 component, 49

p-pure, 62 pair wise comaximal, 106 polynomial L-subring, 253 power series, 254 power set

crisp, 30 pre-image, 4 primary

L-ideal, 108 L-submodule, 149

primary decomposition irredundant, 157 normal, 157

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of L-submodules, 157 prime

L-ideal, 100 element, 100

prime L-ideal associated, 154 prime L-ideal divisor, 212

isolated, 212 minimal, 212

product of L-subsets, 6 proper L-ideal, 82 pseudo-Hausdorff, 236 pseudo-metric, 236 pure L-subgroup, 52 purely inseparable, 171

Q quasi-local ring, 228 quotient, 137, 357 quotient L-subgroup, 15, 17 quotient group, 14 quotient L-subring, 87 quotient ring, 84

R ^-primary, 208-209

L-components, 215 L-ideal, 115 L-representation, 210 isolated L-components, 215

^-radical, 111 7£-semiprimary L-ideal, 117 i?d/-primary, 207 reduced, 383 reduced L-subgroup, 52 V-reduced element, 303 reducible L-ideal, 98 regular, 1 relative p-basis, 200, 324 relatively p-independent, 200, 324 residual quotient, 145 right coset, 12 ring

quotient, 84

s saturated, 286

semiprime L-ideal, 102

separable algebraic, 170 separable /-algebraic, 172 solvable L-subgroup, 20 solvable by radicals, 362 space, 316 split, 193 strongly compatible, 170, 331 Subdirect Product Theorem, 34 subspace, 316 sup property, 2 support of an L-subset, 2

T torsion

L-subgroup, 49 closure, 50

torsion independent, 326 torsion-free basis, 326 transcendence basis, 168, 325 transcendental, 166

u union of L-subsets, 2 unitary L-subset, 2 upper well ordered, 335

v vector space, 131

w weak

L-direct sum, 90, 95 basis, 354 direct product, 22, 26 homomorphism, 17, 89, 137 isomorphism, 17, 89, 137 minimal generating set, 200-201 product, 22 sum, 132

weakly free, 354 homomorphic, 17, 89, 137 isomomorphic, 17 isomorphic, 89, 137

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