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Математика 30 лекций
Функциональный анализ и теория операторов
Лектор
Шейпак Игорь Анатольевич
#лекции
ИТМФ МГУ
VII семестр
2025

Лекции

1
Lecture 1. Basics of Functional Analysis. Metric Spaces
01:33:50
2
Lecture 2. Metric Spaces. Normed Spaces. Seminorms and Polynormed Spaces. Banach Spaces
01:31:24
3
Lecture 3. Euclidean and Hilbert Spaces
01:37:15
4
Lecture 4. Separable Hilbert Spaces. Bases in Hilbert Spaces
01:18:25
5
Lecture 5. Compact and Precompact Sets in Metric Spaces
01:22:51
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Lecture 6. Compact and Precompact Sets: Exercises
01:24:49
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Lecture 7. Linear Operators and Functionals in Normed Spaces
01:25:57
8
Lecture 8. Linear Operators and Functionals in Normed Spaces: Exercises
01:19:08
9
Lecture 9. The Hahn–Banach Theorem and the Corollaries
01:26:33
10
Lecture 10. (C[a,b])*. Norms of Functionals
01:29:41
11
Lecture 11. Hilbert Space Duality. Modes of Convergence
01:28:04
12
Lecture 12. Reproducing Kernels and Weak Convergence: Exercises
01:29:06
13
Lecture 13. Adjoint, Self-Adjoint, and Normal Operators. Hellinger–Toeplitz Theorem
01:55:20
14
Lecture 14. Adjoint Operators: Exercises
01:00:13
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Lecture 15. Compact Operators. Inverse Operator
01:33:14
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Lecture 16. Exercises on Compact and Inverse Operators
01:21:54
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Lecture 17. Spectrum of a Bounded Operator. Classification of Points in the Spectrum
01:33:59
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Lecture 18. Exercises on Spectra of Operators
01:30:59
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Lecture 19. The Hilbert–Schmidt Theorem
01:40:43
20
Lecture 20. Applications of the Hilbert–Schmidt Theorem
01:20:46
21
Lecture 21. Fredholm Theory
01:31:07
22
Lecture 22. Fredholm Theory: Exercises
01:26:41
23
Lecture 23. Unbounded Operators: Introduction
01:33:20
24
Lecture 24. Symmetric Operators
01:25:38
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Lecture 25. Isometric Operators and the Cayley Transform. Self-Adjoint Extensions of Symmetric Operators
01:36:28
26
Lecture 26. Functional Calculus
01:32:56
27
Lecture 27. Spectral Theorem for Self-Adjoint Operators. Fourier Transform in L₁
01:28:44
28
Lecture 28. Fourier Transform in L₁, S, and L₂
01:28:41
29
Lecture 29. Test Functions and Distributions
01:23:06
30
Lecture 30. Convolution
01:20:04