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Strange Functions in Real Analysis 3rd edition [Kõva köide]

  • Formaat: Hardback, 440 pages, kõrgus x laius: 234x156 mm, kaal: 970 g, 25 Illustrations, black and white
  • Ilmumisaeg: 13-Oct-2017
  • Kirjastus: Chapman & Hall/CRC
  • ISBN-10: 1498773141
  • ISBN-13: 9781498773140
  • Formaat: Hardback, 440 pages, kõrgus x laius: 234x156 mm, kaal: 970 g, 25 Illustrations, black and white
  • Ilmumisaeg: 13-Oct-2017
  • Kirjastus: Chapman & Hall/CRC
  • ISBN-10: 1498773141
  • ISBN-13: 9781498773140
Strange Functions in Real Analysis, Third Edition differs from the previous editions in that it includes five new chapters as well as two appendices. More importantly, the entire text has been revised and contains more detailed explanations of the presented material. In doing so, the book explores a number of important examples and constructions of pathological functions.

After introducing basic concepts, the author begins with Cantor and Peano-type functions, then moves effortlessly to functions whose constructions require what is essentially non-effective methods. These include functions without the Baire property, functions associated with a Hamel basis of the real line and Sierpinski-Zygmund functions that are discontinuous on each subset of the real line having the cardinality continuum.

Finally, the author considers examples of functions whose existence cannot be established without the help of additional set-theoretical axioms. On the whole, the book is devoted to strange functions (and point sets) in real analysis and their applications.

Arvustused

This is the third edition of a text based on the author's lectures at Tiblisi University, Georgia. While of interest in themselves, the "strange functions" alluded to in the title can serve as counterexamples to hypotheses that on first consideration appear reasonable. Thus, they inform mathematical thinking in the field. The text also provides the mathematical framework used to develop and validate these strange functions. Other reviewers of past editions of this book have observed that it is similar in concept to J. C. Oxtoby's Measure and Category (1971). This edition contains more examples and is substantially longer than Oxtoby's. Kharazishvili has added five chapters and two appendixes to the second edition (2005) and presents a fairly complete revision of that edition. While this work is as much a reference as it is a textbook, it contains a number of exercises as well as an extensive bibliography. This text is recommended for advanced mathematics collections, though there may not be sufficient new material to justify replacing the previous edition.





--D. Z. Spicer, University System of Maryland, Choice Connect

Preface ix
Chapter 0 Introduction: Basic concepts
1(32)
Chapter 1 Cantor and Peano type functions
33(20)
Chapter 2 Functions of first Baire class
53(18)
Chapter 3 Semicontinuous functions that are not countably continuous
71(10)
Chapter 4 Singular monotone functions
81(14)
Chapter 5 A characterization of constant functions via Dini's derived numbers
95(8)
Chapter 6 Everywhere differentiable nowhere monotone functions
103(12)
Chapter 7 Continuous nowhere approximately differentiable functions
115(12)
Chapter 8 Blumberg's theorem and Sierpinski-Zygmund functions
127(16)
Chapter 9 The cardinality of first Baire class
143(10)
Chapter 10 Lebesgue nonmeasurable functions and functions without the Baire property
153(22)
Chapter 11 Hamel basis and Cauchy functional equation
175(20)
Chapter 12 Summation methods and Lebesgue nonmeasurable functions
195(14)
Chapter 13 Luzin sets, Sierpinski sets, and their applications
209(20)
Chapter 14 Absolutely nonmeasurable additive functions
229(12)
Chapter 15 Egorov type theorems
241(14)
Chapter 16 A difference between the Riemann and Lebesgue iterated integrals
255(10)
Chapter 17 Sierpinski's partition of the Euclidean plane
265(16)
Chapter 18 Bad functions defined on second category sets
281(14)
Chapter 19 Sup-measurable and weakly sup-measurable functions
295(18)
Chapter 20 Generalized step-functions and superposition operators
313(16)
Chapter 21 Ordinary differential equations with bad right-hand sides
329(14)
Chapter 22 Nondifferentiable functions from the point of view of category and measure
343(26)
Chapter 23 Absolute null subsets of the plane with bad orthogonal projections
369(14)
Appendix 1 Luzin's theorem on the existence of primitives 383(8)
Appendix 2 Banach limits on the real line 391(10)
Bibliography 401(20)
Index 421
Prof. A. Kharazishvili is Professor I. Chavachavadze Tibilisi State University, an author of more than 200 scientific works in various branches of mathematics (set theory, combinatorics and graph theory, mathematical analysis, convex geometry and probability theory). He is an author of several monographs. The author is a member of the Editorial Board of Georgian Mathematical Journal (Heldermann-Verlag), Journal of Applied Analysis (Heldermann-Verlag), Journal of Applied Mathematics, Informatics and Mechanics (Tbilisi State University Press)