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Book Cover
E-book
Author Rosenblatt, Joseph M

Title Topics in Harmonic Analysis and Ergodic Theory
Published Providence : American Mathematical Society, 2007

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Description 1 online resource (242 pages)
Series Contemporary Mathematics ; v. 444
Contemporary Mathematics
Contents Contents -- Preface -- List of Participants -- Topics in Ergodic Theory and Harmonic Analysis: An Overview -- The mathematical work of Roger Jones -- The Central Limit Theorem for Random Walks on Orbits of Probability Preserving Transformations -- Probability, Ergodic Theory, and Low-Pass Filters -- (1) Introduction. An overview. Basic notation -- (2) Two simple examples: the Haar function and the stretched Haar function. Correcting defective filters -- (3) An outline of the probability argument: Low-pass filters as transition probabilities and a zero-one principle
(4) The Paul Lévy Borel-Cantelli Lemma and the convergence/divergence of an infinite product(5) Doeblin's coupling for low-pass filters -- (6) The state space and the path space. Basic probability theory for this application -- (7) Coding R1 into the state space: The signed magnitude representation versus the two's complement representation -- (8) The construction of a stationary Markov process. P-invariant measures, martingales, and harmonic functions -- (9) The crux of the problem: Invariant sets. Cycles and perfect sets. Forbidden zeros
(10) The asymptotic behavior of paths from an initial point. Recurrent and transient points. Attractors and inaccessible sets. Examples(11) The probabilistic description of low-pass filters (Theorem 11.1) -- (12) The polynomial case: Daubechies' filters and the Pascal-Fermat correspondence. Cohen's necessary and sufficient conditions. A zero-one principle (Theorem 12.1) -- (13) Analytic conditions for low-pass filters. A class of examples from subshifts of finite type (Theorem 13.1) -- (14) Concluding remarks -- (15) References
Ergodic Theory on Borel Foliations by Rn and ZnShort review of the work of Professor J. Marshall Ash -- Uniqueness questions for multiple trigonometric series -- 1. Introduction -- 2. Some Cantor-Lebesgue Type Theorems -- 2.1. Square Summation -- 2.2. Restrictedly Rectangular Summation -- 2.3. Unrestrictedly Rectangular Summation -- 2.4. Spherical Summation -- 3. A Uniqueness Theorem for Unrestrictedly Rectangular Convergence -- 4. A Uniqueness Theorem for Spherical Convergence -- 5. Sets of Uniqueness under Spherical Summation
6. Questions about Square and Restricted Rectangular Uniqueness6.1. Three weak theorems -- 6.2. Some conjectures -- 6.3. Towards a counterexample -- 7. Orthogonal Trigonometric Polynomials -- References -- Smooth interpolation of functions on Rn -- Problems in interpolation theory related to the almost everywhere convergence of Fourier series -- Lectures on Nehari's Theorem on the Polydisk -- The s-function and the exponential integral
Bibliography Includes bibliographical references
Notes English
Print version record
Subject Harmonic analysis -- Data processing -- Congresses
Ergodic theory -- Congresses
Geometry -- Congresses
Ergodic theory
Geometry
Genre/Form Conference papers and proceedings
Form Electronic book
Author Stokolos, Alexander M
Zayed, Ahmed I
ISBN 9780821881231
082188123X
9780821842355
0821842358
9780821857731
0821857738
Other Titles Contemporary Mathematics
Contemporary Mathematics, Volume 444
Topics in harmonic analysis and ergodic theory: December 2-4, 2005, DePaul University, Chicago, Illinois