Fredholm Determinants and the Lidskii Trace Formula
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1 · Prerequisites
Abstract Algebra
- Algebraic Closure, Embeddings, and Separability
- Algebraic Extensions, Extension Degree, and Finite Fields
- Binary Operations, Monoids, Groups and Subgroups
- Composition Series, the Jordan–Hölder Theorem and Solvable Groups
- Cosets, Index and Lagrange's Theorem
- Cyclic Groups and Direct Products
- Divisibility, Euclidean Domains, Principal Ideal Domains and Unique Factorisation
- Free Modules, Exact Sequences, Projective and Injective Modules
- Group Actions, Orbits, Stabilisers and Cayley's Theorem
- Group Homomorphisms and the Isomorphism Theorems
- Ideals, Quotient Rings and the Isomorphism Theorems for Rings
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- Rings, Subrings, Integral Domains and Fields
- Simple Field Extensions and the Construction of the Complex Numbers
- Splitting Fields
- Sylow's Theorems, p-Groups and Nilpotent Groups
- Tensor Products of Modules
- The Fundamental Theorem of Algebra
- The Fundamental Theorem of Finite Abelian Groups
- The Galois Correspondence
Combinatorics
Complex Analysis
- Analyticity of Holomorphic Functions; Liouville and Morera
- Complex Coordinate and Path Transport
- Complex Differentiability and the Cauchy–Riemann Equations
- Complex Power Series and Analytic Functions
- Contour Integration
- Goursat's Theorem and Cauchy's Theorem in a Convex Domain
- The Identity Theorem, the Maximum Principle and the Open Mapping Theorem
- The Winding Number and the Global Cauchy Theorem
Functional Analysis
- Banach Algebras Spectrum and Holomorphic Functional Calculus
- Banach Valued Integration and the Radon Nikodym Property
- Bounded Linear Operators and Quotient Spaces
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- Complex Norms and Realification
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- Orthonormal Bases, Parseval and Fourier Series
- Square-Integrable Kernels and Hilbert–Schmidt Compactness
- The Analytic Hahn Banach Theorem
- The Baire Principles of Functional Analysis
- Weak and Weak Star Topologies
Linear Algebra
- Complexification, Realification and Real Structures
- Determinants of Matrices over a Commutative Ring
- Diagonalisation and the Minimal Polynomial
- Dual Spaces, Bilinear and Quadratic Forms, and Sylvester's Law of Inertia
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- Inner Product Spaces, Gram-Schmidt, Projections and Adjoints
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- The Spectral Theorem, Positive Operators and Singular Value Decomposition
- Triangularisation, Generalised Eigenspaces and Jordan Canonical Form
- Vector Spaces, Linear Subspaces, Span and Direct Sums
Measure Theory
Number Theory
Real Analysis
- Absolute and Conditional Convergence; Rearrangement; Products
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- pi: the Equivalent Characterizations
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- Series: Convergence and the Nonnegative Tests
- Sine, Cosine, and the Definition of Pi
- Suprema and Infima
- The Cantor Set, Baire Category, and Measure Zero in ℝ
- The Complex Exponential and Euler's Formula
- The Derivative and the Mean Value Theorems
- The Exponential Function
- The Fundamental Theorems of Calculus
- The Inverse and Implicit Function Theorems
- The Logarithm and General Powers
- The Riemann Integral in Rᵐ and Jordan Content
- The Riemann Integral: Definition and Integrability
- The Total Derivative in ℝᵐ → ℝⁿ
- Topology of ℝ
Set Theory
Topology
- Compactness
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- Subspaces, Products, and Quotients
- The Topology of Euclidean Space
- Topological Spaces and Continuity
2 · Logical flowchart
3 · Items
Definition
Algebraic multiplicity of a nonzero compact-operator eigenvalue
Lemma
Finite-rank orthogonal compressions converge in trace norm
Definition
Hilbert exterior powers and induced operators
Lemma
Trace-norm bound for exterior powers of trace-class operators
Lemma
Weyl product and sum inequalities for compact operators
Lemma
Diagonal trace-class operators on ℓ²(ℕ,ℂ)
Lemma
Local separable trace-class determinant construction
Lemma
Trace-norm continuity, growth and multiplicativity of the local determinant
Lemma
Logarithmic derivative of the local Fredholm determinant
Lemma
Zeros of the local Fredholm determinant
Lemma
A quasinilpotent trace-class operator has zero trace
Lemma
Trace decomposition through generalized eigenspaces and the invariant quotient
Lemma
Spectral product from traces of powers
Lemma
Arbitrary-Hilbert Fredholm determinant from a separable reducing support
Definition
Fredholm determinant of a trace-class operator
Proposition
Fredholm determinant properties for trace-class operators
Theorem
Lidskii trace formula for trace-class operators
Sources
- Kostenko, Trace Ideals with Applications, §3.4
- van Neerven, Functional Analysis, §14.5.a
- Dyatlov–Zworski, Mathematical Theory of Scattering Resonances, Appendix B §§B.5–B.6
- Dyatlov–Zworski, Mathematical Theory of Scattering Resonances, App. B §§B.5–B.6
- Kostenko, Trace Ideals with Applications, §3.4.1, equations (3.4.7)–(3.4.10) and Lemma 3.4.2, printed pp. 34–36 / PDF pp. 43–44
- van Neerven, Functional Analysis, §14.5.a and Appendix B
- Dyatlov–Zworski, Mathematical Theory of Scattering Resonances, Appendix B §B.5
- Kostenko, Trace Ideals with Applications, §3.4.2, Theorem 3.4.2 and proof, printed pp. 36–37 (PDF pp. 45–46)
- Dyatlov–Zworski, Mathematical Theory of Scattering Resonances, Appendix B §B.5.1, Proposition B.23, Lemma B.24, and Proposition B.25, PDF pp. 506–508
- Gerald Teschl, Topics in Real and Functional Analysis, version November 17, 2017 — §3.5–§3.6, diagonal operators and Schatten classes
- Kostenko, Trace Ideals with Applications, §3.4.3, Proposition 3.4.3 and Corollary 3.4.1, printed pp. 38–39 (PDF pp. 47–48)
- van Neerven, Functional Analysis, §14.5.a, Definition 14.34 and Lemma 14.38, printed pp. 584–587 (PDF pp. 596–599)
- Dyatlov–Zworski, Mathematical Theory of Scattering Resonances, Appendix B §B.5.2, finite-rank determinant reduction, PDF p. 508
- Kostenko, Trace Ideals with Applications, §3.4.3, Corollary 3.4.1, Theorem 3.4.4 and Corollary 3.4.2, printed pp. 38–40 (PDF pp. 47–49)
- van Neerven, Functional Analysis, §14.5.a, Lemmas 14.35–14.39, printed pp. 585–587 (PDF pp. 597–599)
- Dyatlov–Zworski, Mathematical Theory of Scattering Resonances, Appendix B §§B.5.2–B.5.3, Propositions B.27 and B.29, PDF pp. 509–511
- Kostenko, Trace Ideals with Applications, §3.4.3, Corollary 3.4.2, printed p. 40 (PDF p. 49)
- van Neerven, Functional Analysis, §14.5.a, Definition 14.34 and Lemma 14.39, printed pp. 585 and 587 (PDF pp. 597 and 599)
- Dyatlov–Zworski, Mathematical Theory of Scattering Resonances, Appendix B §B.5.2, Lemma B.26, PDF p. 509
- Kostenko, Trace Ideals with Applications, §3.4.4, Theorem 3.4.6, printed pp. 40–41 (PDF pp. 49–50)
- Kostenko, Trace Ideals with Applications, §3.4.4, Theorem 3.4.5 and proof of Theorem 3.4.7, printed pp. 40–42 (PDF pp. 49–51); comparison only
- Kostenko, Trace Ideals with Applications, §3.4.4, Theorem 3.4.7 proof, printed pp. 41–42 (PDF pp. 50–51); comparison only
- van Neerven, Functional Analysis, Proposition 14.22, printed pp. 574–575 (PDF pp. 585–586), and Theorem 14.33 proof, §14.5.a, printed pp. 583–591 (PDF pp. 594–602); comparison only
- Kostenko, Trace Ideals with Applications, §3.4.3–3.4.4, Theorem 3.4.7 proof, printed pp. 38–42 (PDF pp. 47–50)
- van Neerven, Functional Analysis, §14.5.a, Theorem 14.33 through Theorem 14.43, printed pp. 583–591 (PDF pp. 595–603)
- Dyatlov–Zworski, Mathematical Theory of Scattering Resonances, Appendix B §§B.5–B.6, Propositions B.30–B.31
- Aleksey Kostenko, Trace Ideals with Applications — Section 3.4, printed pp. 34–41
- Aleksey Kostenko, Trace Ideals with Applications — Sections 3.4–3.5, printed pp. 34–45
- Aleksey Kostenko, Trace Ideals with Applications — Theorem 3.4.7, printed p. 41