Preface |
|
ix | |
|
|
1 | (20) |
|
1.1 Inequalities for eigenvalues and singular numbers |
|
|
1 | (2) |
|
1.2 Inequalities for convex functions |
|
|
3 | (1) |
|
1.3 Perturbations of entire Banach valued functions |
|
|
4 | (1) |
|
1.4 Functions defined on quasi-normed spaces |
|
|
5 | (2) |
|
1.5 Upper bounds for Weierstrass factors |
|
|
7 | (3) |
|
1.6 Lower bounds for Weierstrass factors |
|
|
10 | (3) |
|
1.7 Perturbations of determinants of finite dimensional operators |
|
|
13 | (2) |
|
1.8 Proof of Theorem 1.7.1 |
|
|
15 | (1) |
|
1.9 Matrices with dominant principal diagonals |
|
|
16 | (1) |
|
1.10 Additional inequalities for determinants of matrices |
|
|
17 | (2) |
|
1.11 Comments to Chapter 1 |
|
|
19 | (2) |
|
2 Determinants of Schatten-von Neumann Operators |
|
|
21 | (20) |
|
2.1 Schatten-von Neumann ideals |
|
|
21 | (2) |
|
2.2 Examples of Hilbert-Schmidt and nuclear operators |
|
|
23 | (4) |
|
|
23 | (2) |
|
|
25 | (2) |
|
2.3 The characteristic determinant of a nuclear operator |
|
|
27 | (3) |
|
2.4 Regularized determinants of Schatten-von Neumann operators |
|
|
30 | (1) |
|
2.5 Upper bounds for regularized determinants |
|
|
31 | (3) |
|
2.6 Lower bounds for regularized determinants |
|
|
34 | (1) |
|
2.7 Perturbations of determinants of Schatten-von Neumann operators |
|
|
35 | (3) |
|
2.8 Invertibility of infinite matrices |
|
|
38 | (1) |
|
|
39 | (2) |
|
3 Determinants of Nakano Operators |
|
|
41 | (18) |
|
3.1 Nakano type operators |
|
|
41 | (4) |
|
3.2 Bounds for eigenvalues of Nakano operators |
|
|
45 | (4) |
|
|
49 | (3) |
|
3.4 Upper bounds for determinants of Nakano operators |
|
|
52 | (3) |
|
3.5 Lower bounds for determinants of Nakano operators |
|
|
55 | (2) |
|
|
57 | (2) |
|
4 Determinants of Orlicz Type Operators |
|
|
59 | (6) |
|
4.1 The Orlicz type operators |
|
|
59 | (2) |
|
4.2 Upper bounds for determinants of Orlicz type operators |
|
|
61 | (1) |
|
4.3 Lower bounds for determinants of Orlicz type operators |
|
|
62 | (1) |
|
|
63 | (2) |
|
5 Determinants of p-summing Operators |
|
|
65 | (12) |
|
5.1 Definitions and preliminaries |
|
|
65 | (2) |
|
5.2 Regularized determinants in quasi-normed ideals |
|
|
67 | (3) |
|
5.3 Perturbations of operators from Γp |
|
|
70 | (2) |
|
|
72 | (1) |
|
5.5 Hille-Tamarkin integral operators in LP |
|
|
73 | (1) |
|
5.6 Hille-Tamarkin infinite matrices in lp |
|
|
74 | (1) |
|
|
75 | (2) |
|
6 Multiplicative Representations of Resolvents |
|
|
77 | (18) |
|
6.1 Representations of resolvents in a Euclidean space |
|
|
77 | (7) |
|
6.1.1 The first multiplicative representation for resolvents |
|
|
77 | (5) |
|
6.1.2 The second representation for resolvents |
|
|
82 | (2) |
|
6.2 Triangular representations of compact operators |
|
|
84 | (2) |
|
6.3 Representations for resolvents of compact operators |
|
|
86 | (6) |
|
6.3.1 Operators with complete systems of root vectors |
|
|
86 | (1) |
|
6.3.2 Multiplicative integrals |
|
|
87 | (1) |
|
6.3.3 The resolvent of a Volterra operator |
|
|
88 | (2) |
|
6.3.4 General compact operators |
|
|
90 | (2) |
|
6.4 Formulas for determinants and resolvents of nuclear operators |
|
|
92 | (1) |
|
|
93 | (2) |
|
7 Inequalities Between Determinants and Inverse Operators |
|
|
95 | (26) |
|
7.1 Inequalities for finite dimensional operators |
|
|
95 | (7) |
|
7.1.1 The first inequality |
|
|
95 | (1) |
|
7.1.2 Proof of Theorem 7.1.1 |
|
|
96 | (1) |
|
|
97 | (3) |
|
7.1.4 The second inequality |
|
|
100 | (2) |
|
|
102 | (3) |
|
7.3 Carleman's inequality for Hilbert-Schmidt operators |
|
|
105 | (6) |
|
7.4 Carleman's type inequalities for Schatten-von Neumann operators |
|
|
111 | (6) |
|
|
111 | (4) |
|
7.4.2 Normal Schatten-von Neumann operators |
|
|
115 | (2) |
|
7.5 Positive invertibility of infinite matrices |
|
|
117 | (1) |
|
|
118 | (3) |
|
8 Bounds for Eigenvalues and Determinants via Self-Commutators |
|
|
121 | (14) |
|
8.1 Series of eigenvalues |
|
|
121 | (1) |
|
8.2 Proof of Theorem 8.1.1 |
|
|
122 | (3) |
|
8.3 Partial sums of eigenvalues |
|
|
125 | (1) |
|
8.4 Proof of Theorem 8.3.1 |
|
|
125 | (3) |
|
8.5 Estimates for determinants via self-commutators |
|
|
128 | (1) |
|
8.6 Bounds for determinants via Hermitian components |
|
|
128 | (1) |
|
8.7 Proof of Theorem 8.6.1 |
|
|
129 | (1) |
|
8.8 A sharp bound for the self-commutator |
|
|
130 | (3) |
|
8.8.1 Statement of the result |
|
|
130 | (2) |
|
8.8.2 Proof of Theorem 8.8.1 |
|
|
132 | (1) |
|
|
133 | (2) |
|
9 Spectral Variations of Compact Operators in a Hilbert Space |
|
|
135 | (24) |
|
9.1 Estimates for resolvents of finite dimensional operators |
|
|
135 | (1) |
|
9.2 Proof of Theorem 9.1.2 |
|
|
136 | (3) |
|
9.3 Resolvents of Hilbert-Schmidt operators |
|
|
139 | (2) |
|
9.4 Resolvents of Schatten-von Neumann operators |
|
|
141 | (1) |
|
9.5 Spectral variations of operators in a Banach space |
|
|
142 | (1) |
|
9.6 Perturbations of finite dimensional operators |
|
|
143 | (5) |
|
9.6.1 Application of Lemma 9.5.1 |
|
|
143 | (2) |
|
9.6.2 Application of the Hadamard inequality |
|
|
145 | (3) |
|
9.7 Spectral variations of compact operators |
|
|
148 | (2) |
|
9.8 An additional identity for resolvents |
|
|
150 | (4) |
|
9.9 Eigenvectors of perturbed operators |
|
|
154 | (2) |
|
9.10 Comments to Chapter 9 |
|
|
156 | (3) |
|
10 Discrete Spectra of Compactly Perturbed Normal Operators |
|
|
159 | (12) |
|
10.1 The counting function |
|
|
159 | (2) |
|
10.2 Proof of Theorem 10.1.1 |
|
|
161 | (3) |
|
10.3 Eigenvalues in different domains |
|
|
164 | (3) |
|
|
167 | (1) |
|
10.5 Operators in a Banach space |
|
|
168 | (1) |
|
10.6 Comments to Chapter 10 |
|
|
169 | (2) |
|
11 Perturbations of Non-Normal Noncompact Operators |
|
|
171 | (20) |
|
11.1 Operators with Hilbert-Schmidt components |
|
|
171 | (2) |
|
11.2 Proof of Theorem 11.1.1 |
|
|
173 | (5) |
|
|
173 | (3) |
|
11.2.2 Diagonal and nilpotent parts |
|
|
176 | (2) |
|
11.3 Interpolation in the scale of Schatten-von Neumann operators |
|
|
178 | (3) |
|
11.4 Inequalities between components of quasi-nilpotent operators |
|
|
181 | (3) |
|
11.5 Operators with Schatten-von Neumann Hermitian components |
|
|
184 | (2) |
|
11.6 Operators close to unitary ones |
|
|
186 | (1) |
|
11.7 Proofs of Theorem 11.6.1 |
|
|
187 | (3) |
|
|
187 | (1) |
|
|
188 | (2) |
|
11.8 Comments to Chapter 11 |
|
|
190 | (1) |
|
12 Operators on Tensor Products of Euclidean Spaces and Matrix Equations |
|
|
191 | (18) |
|
|
192 | (3) |
|
12.2 Simultaneously triangularizable operators |
|
|
195 | (1) |
|
12.3 Linear matrix equations |
|
|
196 | (3) |
|
12.4 Perturbations of matrix equations |
|
|
199 | (2) |
|
12.5 Differentiability of solutions to matrix equations with a parameter |
|
|
201 | (2) |
|
12.6 Bounds for determinants of bilinear operators close to triangular ones |
|
|
203 | (2) |
|
12.7 Perturbations of invariant subspaces of matrices |
|
|
205 | (2) |
|
12.8 Comments to Chapter 12 |
|
|
207 | (2) |
|
13 Two-Parameter Matrix Eigenvalue Problems |
|
|
209 | (6) |
|
13.1 Statement of the result |
|
|
209 | (2) |
|
13.2 Proof of Theorem 13.1.1 |
|
|
211 | (2) |
|
13.3 A bound for the spectral radius of K0-1Kj |
|
|
213 | (1) |
|
13.4 Comments to Chapter 13 |
|
|
214 | (1) |
Bibliography |
|
215 | (6) |
List of Symbols |
|
221 | (2) |
Index |
|
223 | |