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Gries D. — A Logical Approach to Discrete Math |
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Предметный указатель |
Graph, complete bipartite 437
Graph, degree of 426
Graph, directed 423
Graph, dual 448
Graph, homeomorphic 438
Graph, isomorphism 438
Graph, planar 445
Graph, spanning tree of 453
Graph, subgraph of 437
Graph, undirected 424
Greater > 308
Greatest common divisor gcd 316
Greatest common divisor gcd and Fibonacci numbers 320
Greatest lower bound 292
Gries, David xii 17 27 268 285 388
Gries, Elaine W. v 268
Gries, Paul xi
Group 397
Group, abelian 397
Group, commutative 397
Group, cyclic 405
Group, identity of 397
Group, permutation group 410
Group, symmetric 397
Groups of transformations 406
Groups, additive of integers 400
Groups, additive of integers mod n 397 400
guard 189 236
Guarded command 189
Haken, W. 449
half-adder 92 96
Halle, University of 464
Halloween 328
Halting problem 78 79
HAMILTON CIRCUIT 439
Hamilton path 439
Hamilton, William Rowan 439 440
Hartmanis, Juris xi
Harvard 212
Hasse diagram 286
HDE 363
Head of a sequence 254
Hehner, Eric C.R. xi 474
Height of a binary tree 234
Henry VIII 32—34
Henzinger, Tom xi xii
Herigone 16
Heterogeneous set 198
Heuristics, definition elimination 48
Heuristics, parse theorems in different ways 56
Heuristics, to prove , transform one to the other 50
Heuristics, use shape of expressions 47
Hexadecimal number system 328 329
Heyting 131 132
Hidden variables and textual substitution 10
Hilbert style of proof 109
Hilbert's unsolved problems 111 469
Hilbert, David 3 79 111 116 129 132 231 403 469
Historical notes, Abel, Niels Henrik 144
Historical notes, Boole, George 26
Historical notes, Cantor, Georg F.L.P. 464
Historical notes, Cayley, Arthur 409
Historical notes, constructive mathematics 131
Historical notes, de Morgan, Augustus 54
Historical notes, Descartes, Rene 268
Historical notes, Dijkstra, Edsger W. 183
Historical notes, Encryption and Authentication 284
Historical notes, Euclid 319
Historical notes, Euler, Leonhard 431
Historical notes, Fermat, Pierre 403
Historical notes, Fibonacci numbers 224
Historical notes, Gentzen, Gerhard 116
Historical notes, Goedel, Kurt 129
Historical notes, golden ratio 225
Historical notes, Hamilton, William Rowan 440
Historical notes, Hilbert, David 111
Historical notes, Hoare, Charles Anthony R. 19
Historical notes, Kronecker, Leopold 132
Historical notes, Leibniz's Def. of Equality 13
Historical notes, Leibniz, Gottfried Wilhelm 9
Historical notes, morphing 388
Historical notes, Noether, Emmy 231
Historical notes, notational surprises 30
Historical notes, Pascal, Blaise 347
Historical notes, Peano, Giuseppe 227
Historical notes, percentage of relatively prime pairs 321
Historical notes, rigor 3
Historical notes, Russell, Bertrand A.W. 212
Historical notes, Shannon, Claude E. 93
Historical notes, software patents 289
Historical notes, starting with Zero 6
Historical notes, symbols for equality 16
Historical notes, the fascinating prime numbers 323
Historical notes, Turing, Alan M. 79
Historical notes, Webster and Hilbert on Rigor 3
Hoare triple 17 179
Hoare, Charles Anthony R. xi 17 19 474
Hodges, Andrew 474
Hofstadter, Douglas R. 126 474
Homeomorphic graphs 438 447
Homogeneous difference equation 363
Homomorphic image 395
Homomorphism 388 395
Homosexuality 79
Hopcroft, John E. 448
Horgan, John 474
Hypothesis 10 125
i 369
Idempotency 49
Idempotency of 205
Idempotency of 205
Idempotency of 311
Idempotency of 311
Idempotency of 49
Idempotency of 51
Idempotency of gcd 317
Identifiers, short versus long 34
Identity 44 389
Identity function 281 283
Identity of (U) 205
Identity of (1) 304
Identity of () 205
Identity of (true) 44
Identity of (false) 49
Identity of (true) 51
Identity of +(0) 304
Identity of a group 397
Identity of gcd (0) 317
Identity of ^ () 256
Identity relation 269
Identity, left 389
Identity, right 389
if fi (alternative statement) 189
If-then, translation of 33 35
If-then-else (conditional statement) 188
iff (if and only if) 11
Ill-defined set 210
Imaginary part, of a complex number 369
implementation 94 95
Implementation of a specification 94 95
Implication 27 56
Implication versus equivalence 35
Implication , dealing with 35
Implicit use of instantiation 161
incident 424
Inclusion/exclusion principle 362
Incompleteness theorem 128
Inconsistent 88 126
Indegree of a vertex 425
Indentation of a subproof 112
| INDEX 401
Induction for inductive definitions 232
Induction over 228
Induction over sequences 252
Induction over the naturals 217 218
Induction, base case 218
Induction, hints on proving by 221
Induction, inductive case 219
Induction, inductive hypothesis 219
Induction, strong 219
Induction, weak 219
Inductive case 219 222
Inductive definition 222
Inductive definition, base case 222
Inductive definition, finding closed-form solution of 366
Inductive definition, inductive case 222
Inductive hypothesis 219
Inductive hypothesis, exposing 221
Inequality 27
Inequivalence 27 45
Inference rule 10 125
Inference rule for natural deduction 114
Inference rule, Leibniz 12 14 22 148
Inference rule, substitution 11
Inference rule, transitivity of equality 12
Inference-rule scheme 11
Infinite algebra 387
Infinite set 461
Infix operator 7
Information theory 93
Injective 282
Instant Insanity 433
Instantiation 161
Instantiation, concealed 161
Instantiation, implicit use of 161
Institute for Advanced Study 129
Integer division 316
Integer type 139
Integral domain 303
Intensionality 197
Interchange of dummies 150
Interchange of quantification 166
Interior region 445
Internal node 233
Interpretation 127
Interpretation, BHK, of constructive mathematics 132
Interpretation, standard, for expressions 127
Intersection 203 213 270
Introduction rule 113
Intuitionistic mathematics 131
Invariant of a loop 237
Inverse of a function 45 282
Inverse of a relation 270
Inverse, additive 304
Inverse, left 389
Inverse, right 389
Inverter 91
Irrational number 130 463
Irreflexive relation 273
Isolated vertex 425
Isomorphic graphs 438
Isomorphic image 392
Isomorphism 388 392
isprefix 254 257
isseg 254 258
istail 252
Jacobi, Karl Gustav Jacob 144
Jeng, Jacqueline xii
jokes see "Amusements jokes"
Jones, Cliff B. 474
Journal fuer die reine und angewandte Mathematik 144
Kepler, Johannes 2 224
Klein, Felix 111 231
Knight's Tour 441
Knights and knaves 105
Knuth, Donald E. 289 318 474
Koenigsberg 426
Koenigsberg bridges problem 430
Kolmogorov 132
Kosztolnyik, Karen xii
Kozen, Dexter xi
Kronecker, Leopold 131 132 464
Kruskal's algorithm 457
Kruskal, Joseph Bernard 457
Kummer, Ernst Eduard 464
Kuratowski, Kasimir 447
Lame, G. 224
Lamport, Leslie xi 474
Language of a logic 125
Language, strongly typed 141
Language, untyped 141
LCM 317
Leaf 233
League for Programming Freedom 289
Least common multiple lcm 317
Least element 292
Least significant digit 328
Lebesgue, Henri Leon 131
Left 389
Left identity 44 389
Left identity of (true) 57
Left identity of ^ () 256
Left inverse 389
Left inverse of a function 283
Left subtree 233
Left zero 50 389
Leibniz inference rule 12 22 148
Leibniz's rule as an axiom 60
Leibniz, Gottfried Wilhelm 7 9 12 16 111 474
Leifer, Jamey xi
Lemma 53
Length, of a path 427
Length, of a sequence 258
Less < 308
Lewis, Clarence I. 474
Lexicographic ordering 235
LHS (Lefthand side) 20
Liars and truars 106
Linear order 287 307
Linearly ordered set 287
Lisp 25 141 254 262
Logic 125
Logic as the glue that binds vii
Logic, completeness of 128
Logic, consistent 126
Logic, constructive 130
Logic, E 41 125
Logic, equational 41 125
Logic, equational, advantages of viii
Logic, extension of 128
Logic, inconsistent 88 126
Logic, model for 128
Logic, ND 113
Logic, PQ-L 126
Logic, soundness of 128
Logical system, formal 125
Loop 236
Loop invariant 237
Loop, bound function of 241
Loop, checklist for proving correctness of 238
Loop, invariant of 237
Loop, proving termination of 240
Loop, repetend of 236
Loop-free digraph 424
Lotus 289
Lower bound 292
Lucas, E. 224
MacMillan, Paul xi
Magnitude, of a complex root 369
Maintain 20
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