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Sipser M. — Introduction to the theory of computation |
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Предметный указатель |
#SAT 392
197
170
166
194
167
168
174
172
169
344
, Turing-unrecognizability 210
, undecidability 192
171
168
195
, undecidability 189
188
348
348
191
(reverse of w) 14
(intersection operation) 4
(concatenation operation) 44
(union operation) 4 44
(empty set) 4
(existential quantifier) 310
(universal quantifier) 310
(element) 3
(encoding) 157 259
(reverse implication) 18
(equality operation) 15
(logical equivalence) 18
(log space reduction) 324
(mapping reduction) 207
(polynomial time reduction) 272
(Turing reduction) 233
(natural numbers) 4 227
(real numbers) 157 176
(nonnegative real numbers) 249
(power set) 53
(negation operation) 14
(not element) 3
(exclusive OR operation) 15
(implication operation) 15
(implication) 18
(alphabet) 53
() 53
(blank) 140
(proper subset) 4
(subset) 3
(Cartesian or cross product) 6
(exponentiation) 343
(empty string) 13
(proper subset) 328
(disjunction operation) 14
(conjunction operation) 14
* (star operation) 44
+ (plus operation) 65
2DFA see “Two-headed finite automaton”
2DIM-DFA see “Two-dimensional finite automaton”
2SAT 299
3COLOR 297
3SAT 274 359
Accept state 34 35
Acceptance problem for CFG 170
Acceptance problem for DFA 166
Acceptance problem for LBA 194
Acceptance problem for NFA 167
Acceptance problem for TM 174
Accepting computation history 193
Accepting configuration 141
Accepts a language, meaning of 36
Acyclic graph 376
Adjacency matrix 259
Adleman, Leonard M. 415 418
Agrawal, Manindra 415
Aho, Alfred V. 415 419
Akl, Selim G. 415
Algorithm, complexity analysis 248—253
Algorithm, decidability and undecidability 165—182
algorithm, defined 154—156
Algorithm, describing 156—159
Algorithm, Euclidean 261
Algorithm, polynomial time 256—263
Algorithm, running time 248
Allen, Robin W. 416
Alon, Noga 415
Alphabet, defined 13
Alternating Turing machine 381
Alternation 380—386
Ambiguity 105—106
Ambiguous, grammar 105 212
Ambiguous, NFA 184
Amplification lemma 369
AND operation 14
Angluin, Dana 415
Anti-clique 27
Approximation algorithm 365—367
Argument 8
Arithmetization 394
Arity 8 225
Arora, Sanjeev 415
ASPACE(f(n)) 382
Asymptotic analysis 248
Asymptotic notation, big-O notation 249—250
Asymptotic notation, small-o notation 250
Asymptotic upper bound 249
ATIME(t(n)) 382
Atomic formula 225
Automata theory 3 (see also “Context-free language” “Regular
Average-case analysis 248
Baase, Sara 415
Babai, Laszlo 415
Bach, Eric 415
Balcazar, Jose Luis 416
Basis of induction 23
Beame, Paul W. 416
Big-O notation 248—250
binary function 8
Binary operation 44
Binary relation 8 9
Bipartite graph 332
Blank symbol 140
Blum, Manuel 416
Boolean circuit 351—359
Boolean circuit, depth 400
Boolean circuit, gate 352
Boolean circuit, size 400
Boolean circuit, uniform family 400
Boolean circuit, wire 352
Boolean formula 271 310
Boolean formula, minimal 349
Boolean formula, quantified 311
Boolean logic 14—15
Boolean matrix multiplication 401
Boolean operation 14 225 271
Boolean variable 271
Bound variable 310
Branching program 376
Branching program, read-once 377
Brassard, Gilles 416
Bratley, Paul 416
Breadth-first search 256
Brute-force search 257 260 264 270
Cantor, Georg 174
Carmichael number 3 72
Carmichael, R.D. 416
Cartesian product 6 46
CD-ROM 321
| Certificate 265
CFG see “Context-free grammar”
CFL see “Context-free language”
Chaitin, Gregory J. 236
Chandra, Ashok 416
Characteristic sequence 178
Checkers, game of 320
Chernoff bound 370
Chess, game of 320
Chinese remainder theorem 373
Chomsky normal form 106—109 130 170 263
Chomsky, Noam 416
Church — Turing thesis 155—156 253
Church, Alonzo 2 155 227
CIRCUIT-SAT 358
Circuit-satisfiability problem 358
CIRCUIT-VALUE 404
Circular definition 65
Clause 274
CLIQUE 27 268
Closed under 45
Closure under complementation, context-free languages, non- 128
Closure under complementation, P 294
Closure under complementation, regular languages 85
Closure under concatenation, context-free languages 129
Closure under concatenation, NP 295
Closure under concatenation, P 294
Closure under concatenation, regular languages 47 60
Closure under intersection, context-free languages, non- 128
Closure under intersection, regular languages 46
Closure under star, context-free languages 129
Closure under star, NP 295
Closure under star, P 295
Closure under star, regular languages 62
Closure under union, context-free languages 129
Closure under union, NP 295
Closure under union, P 294
Closure under union, regular languages 45 59
CNF-formula 274
Co-Turing-recognizable language 181
Cobham, Alan 416
Coefficient 155
Coin-flip step 368
Complement operation 4
Complexity class, ASPACE(f(n)) 382
Complexity class, ATIME(t(n)) 382
Complexity class, BPP 369
Complexity class, coNL 326
Complexity class, coNP 269
Complexity class, EXPSPACE 340
Complexity class, EXPTIME 308
Complexity class, IP 389
Complexity class, L 321
Complexity class, NC. 402
Complexity class, NL 321
Complexity class, NP 264—270
Complexity class, NPSPACE 308
Complexity class, NSPACE(f(n)) 304
Complexity class, NTIME(f(n)) 267
Complexity class, P 256—263 269—270
Complexity class, PH 386
Complexity class, PSPACE 308
Complexity class, RP 375
Complexity class, SPACE(f(n)) 304
Complexity class, TIME(f(n)) 251
Complexity class, ZPP 412
Complexity theory 2
Complexity theory, Church — Turing thesis 155—156 253
Composite number 265 371
Compositeness witness 373
COMPOSITES 265
Compressible string 239
Computability theory 2
Computability theory, decidability and undecidability 165—182
Computability theory, recursion theorem 217—224
Computability theory, reducibility 187—211
Computability theory, Turing machines 137—154
Computable function 206
Computation history, context-free languages 197—198
Computation history, defined 192
Computation history, linear bounded automata 193—197
Computation history, Post correspondence problem 199—205
Computation history, reducibility 192—205
Computational model 31
Computer virus 222
Concatenation of strings 14
Concatenation operation 44 47 60—61
Configuration 140 141 322
Conjunction operation 14
Conjunctive normal form 274
coNL 326
Connected graph 11 157
CONp 269
Context-free grammar, ambiguous 105 212
Context-free grammar, defined 102
Context-free language, decidability 170—172
Context-free language, defined 101
Context-free language, efficient decidability 262—263
Context-free language, inherently ambiguous 106
Context-free language, pumping lemma 123—128
Cook — Levin theorem 271—360
Cook, Stephen A. 271 359 402 416
Cormen, Thomas 416
Corollary 17
Correspondence 175
Countable set 175
Counterexample 18
Counting problem 392
Cross product 6
Cryptography 405—411
Cut edge 367
Cut, in a graph 296 367
CYCLE 11
d(x) (minimal description) 236
Davis, Martin 155
Decidability 170—172 (see also “Undecidability.context-free language”)
Decidability, of 170
Decidability, of 166
Decidability, of 168
Decidability, of 169
Decidability, of 171
Decidability, regular language 166—170
Decidable language 142
Decider, deterministic 142
Decider, nondeterministic 152
Decision problem 366
Definition 17
Degree of a node 10
DeMorgan’s laws, example of proof 20
Depth complexity 400
Derivation 100
Derivation, leftmost 106
Derives 102
Descriptive complexity 236
Deterministic computation 47
Deterministic finite automaton, acceptance problem 166
Deterministic finite automaton, defined 35
Deterministic finite automaton, emptiness testing 168
Deterministic finite automaton, minimization 299
DFA see “Deterministic finite automaton”
Diagonalization method 174—181
Diaz, Josep 416
Difference hierarchy 300
Digital signatures 407
Directed graph 12
Directed path 12
Disjunction operation 14
Distributive law 15
Domain of a function 7
Dynamic programming 262
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