176 INDEX inner product Weyl’s, 64, 68 Kahler form, 48, 57 Kantorovich, 82 Legendre’s transform, 72 Legendre-Fenchel transform, 73 Lemma Noether normalization, 21, 29 lemma consequence of Hahn-Banach, 73 Dickson, 16 manifold abstract, 35 complex, 41 embedded, 34 embedded with boundary, 35 one dimensional, 36 orientation, 35 metric associated to a fewspace, 59 Fubini-Study, 59 Minkowski linear combinations, 9 momentum map, 75 Newton iteration, 121 plain, 82 Noetherian ring, 23 polarization bound, 85 projective space, 51 volume, 52 pseudo-inverse, 123 reproducing kernel, 57 short path, 155 singular value decomposition, 107 Smale’s 17th problem, 137 Smale’s 17th prolem, 11 Smale’s invariant gamma, 134 Smale’s invariants alpha, 97 beta, 97 gamma, 84 pseudo-Newton, 125 smooth analysis, 153 starting system, 149 Sylvester matrix, 13 resultant, 13 Sylvester’s resultant, 12 theorem, 48, 57, 60 alpha, 97, 130 robust, 105 sharp, 103 average conditioning, 149 Beltrán and Pardo, 136 Bernstein, 9 proof, 81 Bézout, 2, 23 average, 63 proof of multihomogeneous, 70 sketch of proof, 4 co-area formula, 49, 51 complex roots are lsc, 41
INDEX 177 complexity of homotopy, 140 proof, 147 condition number general, 116 homogeneous, 114 linear, 109 unmixed, 112 Eckart-Young, 109 gamma, 87, 128 robust, 94 sharp, 93 general root count, 69 Hahn-Banach, 73 Hilbert’s basis, 15, 16 Hilbert’s Nullstellensatz, 27 Kushnirenko, 8 proof, 79 Main theorem of elimination theory, 30 mu, 119 multihomogeneous Bezout, 7 primary decomposition, 25 root density, 68 Shub and Smale, 135 Smale, 87, 97, 128, 130 toric infinity, 80 variety algebraic, 29 degree, 29 dimension, 29 discriminant, 138 solution, 31, 138 wedge product, 43 Zariski topology, 1, 15
- Page 3:
Nonlinear Equations
- Page 6 and 7:
Copyright © 2011 by Gregorio Malaj
- Page 9 and 10:
Foreword I added together the ratio
- Page 11 and 12:
ix another book with a systematic p
- Page 13 and 14:
Contents Foreword vii 1 Counting so
- Page 15:
CONTENTS xiii 10 Homotopy 135 10.1
- Page 18 and 19:
2 [CH. 1: COUNTING SOLUTIONS if and
- Page 20 and 21:
4 [CH. 1: COUNTING SOLUTIONS connec
- Page 22 and 23:
6 [CH. 1: COUNTING SOLUTIONS 1.2 Sh
- Page 24 and 25:
8 [CH. 1: COUNTING SOLUTIONS has ex
- Page 26 and 27:
10 [CH. 1: COUNTING SOLUTIONS equat
- Page 28 and 29:
Chapter 2 The Nullstellensatz The s
- Page 30 and 31:
14 [CH. 2: THE NULLSTELLENSATZ prin
- Page 32 and 33:
16 [CH. 2: THE NULLSTELLENSATZ or a
- Page 34 and 35:
18 [CH. 2: THE NULLSTELLENSATZ 3. T
- Page 36 and 37:
20 [CH. 2: THE NULLSTELLENSATZ and
- Page 38 and 39:
22 [CH. 2: THE NULLSTELLENSATZ 1. T
- Page 40 and 41:
24 [CH. 2: THE NULLSTELLENSATZ Proo
- Page 42 and 43:
26 [CH. 2: THE NULLSTELLENSATZ To e
- Page 44 and 45:
28 [CH. 2: THE NULLSTELLENSATZ for
- Page 46 and 47:
30 [CH. 2: THE NULLSTELLENSATZ 2.7
- Page 48 and 49:
32 [CH. 2: THE NULLSTELLENSATZ Coro
- Page 50 and 51:
34 [CH. 3: TOPOLOGY AND ZERO COUNTI
- Page 52 and 53:
36 [CH. 3: TOPOLOGY AND ZERO COUNTI
- Page 54 and 55:
38 [CH. 3: TOPOLOGY AND ZERO COUNTI
- Page 56 and 57:
40 [CH. 3: TOPOLOGY AND ZERO COUNTI
- Page 58 and 59:
Chapter 4 Differential forms Throug
- Page 60 and 61:
44 [CH. 4: DIFFERENTIAL FORMS Prope
- Page 62 and 63:
46 [CH. 4: DIFFERENTIAL FORMS Lemma
- Page 64 and 65:
48 [CH. 4: DIFFERENTIAL FORMS 2. cl
- Page 66 and 67:
50 [CH. 4: DIFFERENTIAL FORMS be me
- Page 68 and 69:
52 [CH. 4: DIFFERENTIAL FORMS Expan
- Page 70 and 71:
54 [CH. 4: DIFFERENTIAL FORMS We co
- Page 72 and 73:
56 [CH. 5: REPRODUCING KERNEL SPACE
- Page 74 and 75:
58 [CH. 5: REPRODUCING KERNEL SPACE
- Page 76 and 77:
60 [CH. 5: REPRODUCING KERNEL SPACE
- Page 78 and 79:
62 [CH. 5: REPRODUCING KERNEL SPACE
- Page 80 and 81:
64 [CH. 5: REPRODUCING KERNEL SPACE
- Page 82 and 83:
66 [CH. 5: REPRODUCING KERNEL SPACE
- Page 84 and 85:
68 [CH. 5: REPRODUCING KERNEL SPACE
- Page 86 and 87:
70 [CH. 5: REPRODUCING KERNEL SPACE
- Page 88 and 89:
Chapter 6 Exponential sums and spar
- Page 90 and 91:
74 [CH. 6: EXPONENTIAL SUMS AND SPA
- Page 92 and 93:
76 [CH. 6: EXPONENTIAL SUMS AND SPA
- Page 94 and 95:
78 [CH. 6: EXPONENTIAL SUMS AND SPA
- Page 96 and 97:
80 [CH. 6: EXPONENTIAL SUMS AND SPA
- Page 98 and 99:
Chapter 7 Newton Iteration and Alph
- Page 100 and 101:
84 [CH. 7: NEWTON ITERATION As long
- Page 102 and 103:
86 [CH. 7: NEWTON ITERATION Proposi
- Page 104 and 105:
88 [CH. 7: NEWTON ITERATION 1 y =
- Page 106 and 107:
90 [CH. 7: NEWTON ITERATION t 1 t 2
- Page 108 and 109:
92 [CH. 7: NEWTON ITERATION The Tay
- Page 110 and 111:
94 [CH. 7: NEWTON ITERATION 2 63 2
- Page 112 and 113:
96 [CH. 7: NEWTON ITERATION Exercis
- Page 114 and 115:
98 [CH. 7: NEWTON ITERATION The con
- Page 116 and 117:
100 [CH. 7: NEWTON ITERATION Let us
- Page 118 and 119:
102 [CH. 7: NEWTON ITERATION Passin
- Page 120 and 121:
104 [CH. 7: NEWTON ITERATION 13−3
- Page 122 and 123:
106 [CH. 7: NEWTON ITERATION Proof.
- Page 124 and 125:
108 [CH. 8: CONDITION NUMBER THEORY
- Page 126 and 127:
110 [CH. 8: CONDITION NUMBER THEORY
- Page 128 and 129:
112 [CH. 8: CONDITION NUMBER THEORY
- Page 130 and 131:
114 [CH. 8: CONDITION NUMBER THEORY
- Page 132 and 133:
116 [CH. 8: CONDITION NUMBER THEORY
- Page 134 and 135:
118 [CH. 8: CONDITION NUMBER THEORY
- Page 136 and 137:
120 [CH. 8: CONDITION NUMBER THEORY
- Page 138 and 139:
122 [CH. 9: THE PSEUDO-NEWTON OPERA
- Page 140 and 141:
124 [CH. 9: THE PSEUDO-NEWTON OPERA
- Page 142 and 143: 126 [CH. 9: THE PSEUDO-NEWTON OPERA
- Page 144 and 145: 128 [CH. 9: THE PSEUDO-NEWTON OPERA
- Page 146 and 147: 130 [CH. 9: THE PSEUDO-NEWTON OPERA
- Page 148 and 149: 132 [CH. 9: THE PSEUDO-NEWTON OPERA
- Page 150 and 151: 134 [CH. 9: THE PSEUDO-NEWTON OPERA
- Page 152 and 153: 136 [CH. 10: HOMOTOPY form for x i+
- Page 154 and 155: 138 [CH. 10: HOMOTOPY Again, f t is
- Page 156 and 157: 140 [CH. 10: HOMOTOPY We will need
- Page 158 and 159: 142 [CH. 10: HOMOTOPY P n+1 x i [N(
- Page 160 and 161: 144 [CH. 10: HOMOTOPY Let d Riem de
- Page 162 and 163: 146 [CH. 10: HOMOTOPY Lemma 10.13.
- Page 164 and 165: 148 [CH. 10: HOMOTOPY above, the se
- Page 166 and 167: 150 [CH. 10: HOMOTOPY Corollary 10.
- Page 168 and 169: 152 [CH. 10: HOMOTOPY by the geomet
- Page 170 and 171: 154 [CH. 10: HOMOTOPY 2. The condit
- Page 173 and 174: Appendix A Open Problems, by Carlos
- Page 175 and 176: [SEC. A.3: EQUIDISTRIBUTION OF ROOT
- Page 177 and 178: [SEC. A.5: EXTENSION OF THE ALGORIT
- Page 179: [SEC. A.7: INTEGER ZEROS OF A POLYN
- Page 182 and 183: 166 BIBLIOGRAPHY [12] , Smale’s 1
- Page 184 and 185: 168 BIBLIOGRAPHY [42] Michael R. Ga
- Page 186 and 187: 170 BIBLIOGRAPHY [69] , Complexity
- Page 189 and 190: Glossary of notations As a general
- Page 191: Index algorithm discrete, x Homotop