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哈代数论 英文版pdf电子书版本下载
- （英）哈代，（英）莱特著 著
- 出版社： 北京：人民邮电出版社
- ISBN：9787115214270
- 出版时间：2009
- 标注页数：622页
- 文件大小：15MB
- 文件页数：642页
- 主题词：数论－英文
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图书目录
Ⅰ. THE SERIES OF PRIMES（1） 1
1.1. Divisibility of integers 1
1.2. Prime numbers 2
1.3. Statement of the fundamental theorem of arithmetic 3
1.4. The sequence of primes 4
1.5. Some questions concerning primes 6
1.6. Some notations 7
1.7. The logarithmic function 9
1.8. Statement of the prime number theorem 10
Ⅱ. THE SERIES OF PRIMES（2） 14
2.1. First proof of Euclid，s second theorem 14
2.2. Further deductions from Euclid，s argument 14
2.3. Primes in certain arithmetical progressions 15
2.4. Second proof of Euclid，s theorem 17
2.5. Fermat，s and Mersenne，s numbers 18
2.6. Third proof of Euclid，s theorem 20
2.7. Further results on formulae for primes 21
2.8. Unsolved problems concerning primes 23
2.9. Moduli of integers 23
2.10. Proof of the fundamental theorem of arithmetic 25
2.11. Another proof of the fundamental theorem 26
Ⅲ. FAREY SERIES AND A THEOREM OF MINKOWSKI 28
3.1. The definition and simplest properties of a Farey series 28
3.2. The equivalence of the two characteristic properties 29
3.3. First proof of Theorems 28 and 29 30
3.4. Second proof of the theorems 31
3.5. The integral lattice 32
3.6. Some simple properties of the fundamental lattice 33
3.7. Third proof of Theorems 28 and 29 35
3.8. The Farey dissection of the continuum 36
3.9. A theorem of Minkowski 37
3.10. Proof of Minkowski，s theorem 39
3.11. Developments of Theorem 37 40
Ⅳ. IRRATIONAL NUMBERS 45
4.1. Some generalities 45
4.2. Numbers known to be irrational 46
4.3. The theorem of Pythagoras and its generalizations 47
4.4. The use of the fundamental theorem in the proofs of Theorems 43-45 49
4.5. A historical digression 50
4.6. Geometrical proof of the irrationality of √5 52
4.7. Some more irrational numbers 53
Ⅴ. CONGRUENCES AND RESIDUES 57
5.1. Highest common divisor and least common multiple 57
5.2. Congruences and classes of residues 58
5.3. Elementary properties of congruences 60
5.4. Linear congruences 60
5.5. Euler，s function φ（m） 63
5.6. Applications of Theorems 59 and 61 to trigonometrical sums 65
5.7. A general principle 70
5.8. Construction of the regular polygon of 17 sides 71
Ⅵ. FERMAT，S THEOREM AND ITS CONSEQUENCES 78
6.1. Fermat，s theorem 78
6.2. Some properties of binomial coeffcients 79
6.3. A second proof of Theorem 72 81
6.4. Proof of Theorem 22 82
6.5. Quadratic residues 83
6.6. Special cases of Theorem 79： Wilson，s theorem 85
6.7. Elementary properties of quadratic residues and non-residues 87
6.8. The order of a （mod m） 88
6.9. The converse of Fermat，s theorem 89
6.10. Divisibility of 2p-1 -1 by p2 91
6.11. Gauss，s lemma and the quadratic character of 2 92
6.12. The law of reciprocity 95
6.13. Proof of the law of reciprocity 97
6.14. Tests for primality 98
6.15. Factors of Mersenne numbers； a theorem of Euler 100
Ⅶ. GENERAL PROPERTIES OF CONGRUENCES 103
7.1. Roots of congruences 103
7.2. Integral polynomials and identical congruences 103
7.3. Divisibility of polynomials （mod m） 105
7.4. Roots of congruences to a prime modulus 106
7.5. Some applications of the general theorems 108
7.6. Lagrange，s proof of Fermat，s and Wilson，s theorems 110
7.7. The residue of ｛1/2（p-1）｝！ 111
7.8. A theorem of Wolstenholme 112
7.9. The theorem of von Staudt 115
7.10. Proof of von Staudt，s theorem 116
Ⅷ. CONGRUENCES TO COMPOSITE MODULI 120
8.1. Linear congruences 120
8.2. Congruences of higher degree 122
8.3. Congruences to a prime-power modulus 123
8.4. Examples 125
8.5. Bauer，s identical congruence 126
8.6. Bauer，s congruence： the case p=2 129
8.7. A theorem of Leudesdorf 130
8.8. Further consequences of Bauer，s theorem 132
8.9. The residues of 2p-1 and（p-1）！to modulus p2 135
Ⅸ. THE REPRESENTATION OF NUMBERS BY DECIMALS 138
9.1. The decimal associated with a given number 138
9.2. Terminating and recurring decimals 141
9.3. Representation of numbers in other scales 144
9.4. Irrationals defined by decimals 145
9.5. Tests for divisibility 146
9.6. Decimals with the maximum period 147
9.7. Bachet，s problem of the weights 149
9.8. The game of Nim 151
9.9. Integers with missing digits 154
9.10. Sets of measure zero 155
9.11. Decimals with missing digits 157
9.12. Normal numbers 158
9.13. Proof that almost all numbers are normal 160
Ⅹ. CONTINUED FRACTIONS 165
10.1. Finite continued fractions 165
10.2. Convergents to a continued fraction 166
10.3. Continued fractions with positive quotients 168
10.4. Simple continued fractions 169
10.5. The representation of an irreducible rational fraction by a simple continued fraction 170
10.6. The continued fraction algorithm and Euclid，s algorithm 172
10.7. The difference between the fraction and its convergents 175
10.8. Infinite simple continued fractions 177
10.9. The representation of an irrational number by an infinite continued fraction 178
10.10. A lemma 180
10.11. Equivalent numbers 181
10.12. Periodic continued fractions 184
10.13. Some special quadratic surds 187
10.14. The series of Fibonacci and Lucas 190
10.15. Approximation by convergents 194
Ⅺ. APPROXIMATION OF IRRATIONALS BY RATIONALS 198
11.1. Statement of the problem 198
11.2. Generalities concerning the problem 199
11.3. An argument of Dirichlet 201
11.4. Orders of approximation 202
11.5. Algebraic and transcendental numbers 203
11.6. The existence of transcendental numbers 205
11.7. Lionville，s theorem and the construction of transcendental numbers 206
11.8. The measure of the closest approximations to an arbitrary irrational 208
11.9. Another theorem concerning the convergents to a continued fraction 210
11.10. Continued fractions with bounded quotients 212
11.11. Further theorems concerning approximation 216
11.12. Simultaneous approximation 217
11.13. The transcendence of e 218
11.14. The transcendence of πr 223
Ⅻ. THE FUNDAMENTAL THEOREM OF ARITHMETIC IN k（1），k（i），AND k（ρ） 229
12.1. Algebraic numbers and integers 229
12.2. The rational integers，the Gaussian integers，and the integers of k（ρ） 230
12.3. Euclid，s algorithm 231
12.4. Application of Euclid，s algorithm to the fundamental theorem in k（1） 232
12.5. Historical remarks on Euclid，s algorithm and the fundamental theorem 234
12.6. Properties of the Gaussian integers 235
12.7. Primes in k（i） 236
12.8. The fundamental theorem of arithmetic in k（i） 238
12.9. The integers of k（ρ） 241
ⅩⅢ. SOME DIOPHANTINE EQUATIONS 245
13.1. Fermat，s last theorem 245
13.2. The equation x2+y2=z2 245
13.3. The equation x4+y4=z4 247
13.4. The equation x3+y3=z3 248
13.5. The equation x3+y3=3z3 253
13.6. The expression of a rational as a sum of rational cubes 254
13.7. The equation x3+y3+z3=t3 257
ⅩⅣ. QUADRATIC FIELDS（1） 264
14.1. Algebraic fields 264
14.2. Algebraic numbers and integers； primitive polynomials 265
14.3. The general quadratic field k（√m） 267
14.4. Unities and primes 268
14.5. The unities of k（√2） 270
14.6. Fields in which the fundamental theorem is false 273
14.7. Complex Euclidean fields 274
14.8. Real Euclidean fields 276
14.9. Real Euclidean fields（continued） 279
ⅩⅤ QUADRATIC FIELDS（2） 283
15.1. The primes of k（i） 283
15.2. Fermat，s theorem in k（i） 285
15.3. The primes of k（ρ） 286
15.4. The primes of k（√2） and k（√5） 287
15.5. Lucas，s test for the primality of the Mersenne number M4n+3 290
15.6. General remarks on the arithmetic of quadratic fields 293
15.7. Ideals in a quadratic field 295
15.8. Other fields 299
ⅩⅥ. THE ARITHMETICAL FUNCTIONS φ（n），μ（n），d（n），σ（n），r（n） 302
16.1. The function φ（n） 302
16.2. A further proof of Theorem 63 303
16.3. The Mobius function 304
16.4. The Mobius inversion formula 305
16.5. Further inversion formulae 307
16.6. Evaluation of Ramanujan，s sum 308
16.7. The functions d（n） and σk（n） 310
16.8. Perfect numbers 311
16.9. The function r（n） 313
16.10. Proof of the formula for r（n） 315
ⅩⅦ. GENERATING FUNCTIONS OF ARITHMETICAL FUNCTIONS 318
17.1. The generation of arithmetical functions by means of Dirichlet series 318
17.2. The zeta function 320
17.3. The behaviour of ζ（s） when s→1 321
17.4. Multiplication of Dirichlet series 323
17.5. The generating functions of some special arithmetical functions 326
17.6. The analytical interpretation of the Mobius formula 328
17.7. The function A（n） 331
17.8. Further examples of generating functions 334
17.9. The generating function of r（n） 337
17.10. Generating functions of other types 338
ⅩⅧ. THE ORDER OF MAGNITUDE OF ARITHMETICAL FUNCTIONS 342
18.1. The order of d（n） 342
18.2. The average order of d（n） 347
18.3. The order of σ （n） 350
18.4. The order of φ（n） 352
18.5. The average order of φ（n） 353
18.6. The number of squarefree numbers 355
18.7. The order of r（n） 356
ⅩⅨ. PARTITIONS 361
19.1. The general problem of additive arithmetic 361
19.2. Partitions of numbers 361
19.3. The generating function of p（n） 362
19.4. Other generating functions 365
19.5. Two theorems of Euler 366
19.6. Further algebraical identities 369
19.7. Another formula for F（x） 371
19.8. A theorem of Jacobi 372
19.9. Special cases of Jacobi，s identity 375
19.10. Applications of Theorem 353 378
19.11. Elementary proof of Theorem 358 379
19.12. Congruence properties ofp（n） 380
19.13. The Rogers-Ramanujan identities 383
19.14. Proof of Theorems 362 and 363 386
19.15. Ramanujan，s continued fraction 389
ⅩⅩ. THE REPRESENTATION OF A NUMBER BY TWO OR FOUR SQUARES 393
20.1. Waring，s problem： the numbers g（k） and G（k） 393
20.2. Squares 395
20.3. Second proof of Theorem 366 395
20.4. Third and fourth proofs of Theorem 366 397
20.5. The four-square theorem 399
20.6. Quatemions 401
20.7. Preliminary theorems about integral quaternions 403
20.8. The highest common right-hand divisor of two quaternions 405
20.9. Prime quaternions and the proof of Theorem 370 407
20.10. The values of g（2） and G（2） 409
20.11. Lemmas for the third proof of Theorem 369 410
20.12. Third proof of Theorem 369：the number of representations 411
20.13. Representations by a larger number of squares 415
ⅩⅪ. REPRESENTATION BY CUBES AND HIGHER POWERS 419
21.1. Biquadrates 419
21.2. Cubes：the existence of G（3） and g（3） 420
21.3. A bound for g（3） 422
21.4. Higher powers 424
21.5. A lower bound for g（k） 425
21.6. Lower bounds for G（k） 426
21.7. Sums affected with signs：the number v（k） 431
21.8. Upper bounds for v（k） 433
21.9. The problem of Prouhet and Tarry：the number P（k，j） 435
21.10. Evaluation of P（k，j） for particular k and j 437
21.11. Further problems of Diophantine analysis 440
ⅩⅫ. THE SERIES OF PRIMES （3） 451
22.1. The functions ？（x）andψ（x） 451
22.2. Proof that ？（x） and ψ（x） are of order x 453
22.3. Bertrand，s postulate and a ‘formula，for primes 455
22.4. Proof of Theorems 7 and 9 458
22.5. Two formal transformations 460
22.6. An important sum 461
22.7. The sum ∑p-1 and the product П （1 - p-1） 464
22.8. Mertens，s theorem 466
22.9. Proof of Theorems 323 and 328 469
22.10. The number of prime factors of n 471
22.11. The normal order of ω（n） and Ω （n） 473
22.12. A note on round numbers 476
22.13. The normal order of d （n） 477
22.14. Selberg，s theorem 478
22.15. The functions R（x） and V（ξ） 481
22.16. Completion of the proof of Theorems 434，6，and 8 486
22.17. Proof ofTheorem 335 489
22.18. Products of k prime factors 490
22.19. Primes in an interval 494
22.20. A conjecture about the distribution of prime pairs p，p+2 495
ⅩⅩⅢ. KRONECKER，S THEOREM 501
23.1. Kronecker，s theorem in one dimension 501
23.2. Proofs of the one-dimensional theorem 502
23.3. The problem of the reflected ray 505
23.4. Statement of the general theorem 508
23.5. The two forms of the theorem 510
23.6. An illustration 512
23.7. Lettenmeyer，s proof of the theorem 512
23.8. Estermann，s proof of the theorem 514
23.9. Bohr，s proof of the theorem 517
23.10. Uniform distribution 520
ⅩⅩⅣ. GEOMETRY OF NUMBERS 523
24.1. Introduction and restatement of the fundamental theorem 523
24.2. Simple applications 524
24.3. Arithmetical proof of Theorem 448 527
24.4. Best possible inequalities 529
24.5. The best possible inequality for ξ2+η2 530
24.6. The best possible inequality for |ξη| 532
24.7. A theorem concerning non-homogeneous forms 534
24.8. Arithmetical proof of Theorem 455 536
24.9. Tchebotaref，s theorem 537
24.10. A converse of Minkowski，s Theorem 446 540
ⅩⅩⅤ. ELLIPTIC CURVES 549
25.1. The congruent number problem 549
25.2. The addition law on an elliptic curve 550
25.3. Other equations that define elliptic curves 556
25.4. Points of finite order 559
25.5. The group of rational points 564
25.6. The group of points modulo p. 573
25.7. Integer points on elliptic curves 574
25.8. The L-series of an elliptic curve 578
25.9. Points of finite order and modular curves 582
25.10. Elliptic curves and Fermat，s last theorem 586
APPENDIX 593
1. Another formula for pn 593
2. A generalization of Theorem 22 593
3. Unsolved problems concerning primes 594
A LIST OF BOOKS 597
INDEX OF SPECIAL SYMBOLS AND WORDS 601
INDEX OF NAMES 605
GENERAL INDEX 611