Week Topic Read Comments
2 Duality of $\ell^p$-spaces and convergent sequences and sequences converging to zero. $L^p$-spaces for measure spaces. Definition and Completeness, Basics of measure theory, e.g. Fubini's Theorem. Minkowski's Integral Inequality. Bowers-Kalton: 2.1, 2.2; Lieb-Loss: 2.1
3 Hanner's inequality, directional differentiablity of L^p-norms, weak convergence in L^p-spaces, projection theorem for convex sets in L^p-spaces Read Bowers-Kalton: 2.2, Lieb-Loss: Theorems 2.6, 2.8, 2.10., 2.11, 2.12.
4 Completeness of L^ p-spaces, definition of weak convergence, Linear functionals separate, lower semicontiuity of norms, the dual of L ^ p Lieb-Loss: Theorem 2.7, Definition 2.9, Theorem 2.10, Theorem 2.14
5 Approximation by smooth functions, Separability of Lebesgue spaces, Banach-Alaoglu for Lebesgue spaces, Zorn's lemma Theorem 2.16, Lemma 2.17, Theorem 2.18 in Lieb Loss
6 Hahn-Banach and Banach limits Bowers-Kalton 3.2 and 3.4
7 Norming functionals, canonical embedding, reflexive Banach spaces, adjoint of a bounded operator between Banach spaces, integral operators on Lebesgue spaces, Volterra operator, Schur's test Bowers-Kalton 3.5 and 3.6
8 Annihilator and pre-annhilator and their basic properties, analogs of theorems related to the orthogonal complement of kernel and range of a bounded linear operator and its adjoint, quotient Banach spaces, duals of quotients and subspaces Bowers-Kalton 3.7 and 3.8
9 Baire category theorem, uniform boundedness theorem, Banach-Steinhaus Bowers-Kalton chapter 4
10 Uniform (non-)convergence for Fourier series of continuous functions using Banach-Steinhaus, Fejer/ Dirichlet kernel Bowers-Kalton chapter 4
11 Topological spaces, weak and product topologies, compactness, the weak topology of a normed space Notes or Folland sections 4.1-4.4, Bowers-Kalton 5.1 and pages 98-100.
12 weak and weak* topologies Notes or Bowers-Kalton 5.4 pages 100-105.
13 Banach-Alaoglu and its applications: weak converges of measures, L^p spaces, harmonic functions in the unit disk,
Compact operators: sequential compactness, limits of finite rank operators
Notes or Bowers-Kalton 5.4 and 6.1.
14 Compact operators and compact perturbations Notes or Bowers-Kalton 6.1, 6.2 pages 136-143.
15 Compact perturbations, Rank-Nullity theorem, Hilbert spaces Notes or Bowers-Kalton 6.2, 7.1, 7.2.
16 Compact operators on Hilbert spaces, Canonical decomposition, Schatten classes Notes
2024-04-18, Athanasios Kouroupis