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Fourier Series, Fourier Transforms, and Function Spaces: A Second Course in Analysis [Kõva köide]

  • Formaat: Hardback, 354 pages, kõrgus x laius: 254x178 mm, kaal: 843 g
  • Sari: AMS/MAA Textbooks
  • Ilmumisaeg: 01-Mar-2020
  • Kirjastus: American Mathematical Society
  • ISBN-10: 147045145X
  • ISBN-13: 9781470451455
Teised raamatud teemal:
  • Formaat: Hardback, 354 pages, kõrgus x laius: 254x178 mm, kaal: 843 g
  • Sari: AMS/MAA Textbooks
  • Ilmumisaeg: 01-Mar-2020
  • Kirjastus: American Mathematical Society
  • ISBN-10: 147045145X
  • ISBN-13: 9781470451455
Teised raamatud teemal:
Fourier Series, Fourier Transforms, and Function Spaces is designed as a textbook for a second course or capstone course in analysis for advanced undergraduate or beginning graduate students. By assuming the existence and properties of the Lebesgue integral, this book makes it possible for students who have previously taken only one course in real analysis to learn Fourier analysis in terms of Hilbert spaces, allowing for both a deeper and more elegant approach. This approach also allows junior and senior undergraduates to study topics like PDEs, quantum mechanics, and signal processing in a rigorous manner. Students interested in statistics (time series), machine learning (kernel methods), mathematical physics (quantum mechanics), or electrical engineering (signal processing) will find this book useful. With 400 problems, many of which guide readers in developing key theoretical concepts themselves, this text can also be adapted to self-study or an inquiry-based approach. Finally, of course, this text can also serve as motivation and preparation for students going on to further study in analysis.
Introduction xi
1 Overture
1(6)
1.1 Mathematical motivation: Series of functions
1(2)
1.2 Physical motivation: Acoustics
3(4)
Part 1 Complex functions of a real variable
7(106)
2 Real and complex numbers
9(22)
2.1 Axioms for the real numbers
9(4)
2.2 Complex numbers
13(1)
2.3 Metrics and metric spaces
14(3)
2.4 Sequences in C and other metric spaces
17(6)
2.5 Completeness in metric spaces
23(2)
2.6 The topology of metric spaces
25(6)
3 Complex-valued calculus
31(42)
3.1 Continuity and limits
32(8)
3.2 Differentiation
40(5)
3.3 The Riemann integral: Definition
45(7)
3.4 The Riemann integral: Properties
52(6)
3.5 The Fundamental Theorem of Calculus
58(4)
3.6 Other results from calculus
62(11)
4 Series of functions
73(40)
4.1 Infinite series
74(6)
4.2 Sequences and series of functions
80(4)
4.3 Uniform convergence
84(11)
4.4 Power series
95(1)
4.5 Exponential and trigonometric functions
96(5)
4.6 More about exponential functions
101(3)
4.7 The Schwartz space
104(1)
4.8 Integration on R
105(8)
Part 2 Fourier series and Hilbert spaces
113(88)
5 The idea of a function space
115(10)
5.1 Which clock keeps better time?
115(2)
5.2 Function spaces and metrics
117(4)
5.3 Dot products
121(4)
6 Fourier series
125(14)
6.1 Fourier polynomials
125(2)
6.2 Fourier series
127(5)
6.3 Real Fourier series
132(4)
6.4 Convergence of Fourier series of differentiable functions
136(3)
7 Hilbert spaces
139(38)
7.1 Inner product spaces
139(5)
7.2 Normed spaces
144(6)
7.3 Orthogonal sets and bases
150(6)
7.4 The Lebesgue integral: Measure zero
156(6)
7.5 The Lebesgue integral: Axioms
162(9)
7.6 Hilbert spaces
171(6)
8 Convergence of Fourier series
177(24)
8.1 Fourier series in L2(S1)
177(2)
8.2 Convolutions
179(1)
8.3 Dirac kernels
180(5)
8.4 Proof of the Inversion Theorem
185(4)
8.5 Applications of Fourier series
189(12)
Part 3 Operators and differential equations
201(60)
9 PDEs and diagonalization
203(10)
9.1 Some PDEs from classical physics
203(5)
9.2 Schrodinger's equation
208(2)
9.3 Diagonalization
210(3)
10 Operators on Hilbert spaces
213(16)
10.1 Operators on Hilbert spaces
213(5)
10.2 Hermitian and positive operators
218(4)
10.3 Eigenvectors and eigenvalues
222(3)
10.4 Eigenbases
225(4)
11 Eigenbases and differential equations
229(32)
11.1 The heat equation on the circle
230(5)
11.2 The eigenbasis method
235(2)
11.3 The wave equation on the circle
237(7)
11.4 Boundary value problems
244(6)
11.5 Legendre polynomials
250(4)
11.6 Hermite functions
254(3)
11.7 The quantum harmonic oscillator
257(2)
11.8 Sturm-Liouville theory
259(2)
Part 4 The Fourier transform and beyond
261(58)
12 The Fourier transform
263(18)
12.1 The big picture
263(3)
12.2 Convolutions, Dirac kernels, and calculus on R
266(5)
12.3 The Fourier transform on S(R)
271(2)
12.4 Inversion and the Plancherel theorem
273(3)
12.5 The L2 Fourier transform
276(5)
13 Applications of the Fourier transform
281(24)
13.1 A table of Fourier transforms
281(2)
13.2 Linear differential equations with constant coefficients
283(2)
13.3 The heat and wave equations on R
285(4)
13.4 An eigenbasis for the Fourier transform
289(2)
13.5 Continuous-valued quantum observables
291(5)
13.6 Poisson summation and theta functions
296(5)
13.7 Miscellaneous applications of the Fourier transform
301(4)
14 What's next?
305(14)
14.1 What's next: More analysis
306(1)
14.2 What's next: Signal processing and distributions
306(2)
14.3 What's next: Wavelets
308(2)
14.4 What's next: Quantum mechanics
310(4)
14.5 What's next: Spectra and number theory
314(2)
14.6 What's next: Harmonic analysis on groups
316(3)
Appendices 319(24)
A Rearrangements of series
319(4)
B Linear algebra
323(4)
C Bump functions
327(4)
D Suggestions for problems
331(12)
Bibliography 343(4)
Index of Selected Notation 347(2)
Index 349
Tim Hsu, San Jose State University, CA.