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Vendeur : BuchWeltWeit Ludwig Meier e.K., Bergisch Gladbach, Allemagne
Taschenbuch. Etat : Neu. This item is printed on demand - it takes 3-4 days longer - Neuware -In the long run of a dynamical system, after transient phenomena have passed away, what remains is recurrence. An orbit is recurrent when it returns repeatedly to each neighborhood of its initial position. We can sharpen the concept by insisting that the returns occur with at least some prescribed frequency. For example, an orbit lies in some minimal subset if and only if it returns almost periodically to each neighborhood of the initial point. That is, each return time set is a so-called syndetic subset ofT= the positive reals (continuous time system) or T = the positive integers (discrete time system). This is a prototype for many of the results in this book. In particular, frequency is measured by membership in a family of subsets of the space modeling time, in this case the family of syndetic subsets of T. In applying dynamics to combinatorial number theory, Furstenberg introduced a large number of such families. Our first task is to describe explicitly the calculus of families implicit in Furstenberg's original work and in the results which have proliferated since. There are general constructions on families, e. g. , the dual of a family and the product of families. Other natural constructions arise from a topology or group action on the underlying set. The foundations are laid, in perhaps tedious detail, in Chapter 2. The family machinery is then applied in Chapters 3 and 4 to describe family versions of recurrence, topological transitivity, distality and rigidity. 276 pp. Englisch. N° de réf. du vendeur 9781441932723
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Vendeur : GF Books, Inc., Hawthorne, CA, Etats-Unis
Etat : USED_VERYGOOD. Book is in Used-VeryGood condition. Pages and cover are clean and intact. Used items may not include supplementary materials such as CDs or access codes. May show signs of minor shelf wear and contain very limited notes and highlighting. 0.95. N° de réf. du vendeur 1441932720-2-3
Quantité disponible : 1 disponible(s)
Vendeur : GF Books, Inc., Hawthorne, CA, Etats-Unis
Etat : USED_GOOD. Book is in Used-Good condition. Pages and cover are clean and intact. Used items may not include supplementary materials such as CDs or access codes. May show signs of minor shelf wear and contain limited notes and highlighting. 0.95. N° de réf. du vendeur 1441932720-2-4
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Vendeur : GF Books, Inc., Hawthorne, CA, Etats-Unis
Etat : NEW. Book is in NEW condition. 0.95. N° de réf. du vendeur 1441932720-2-1
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Vendeur : Book Deals, Tucson, AZ, Etats-Unis
Etat : USED_FAIR. Acceptable/Fair condition. Book is worn, but the pages are complete, and the text is legible. Has wear to binding and pages, may be ex-library. 0.95. N° de réf. du vendeur 353-1441932720-acp
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Vendeur : Book Deals, Tucson, AZ, Etats-Unis
Etat : NEW. New! This book is in the same immaculate condition as when it was published 0.95. N° de réf. du vendeur 353-1441932720-new
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Vendeur : Books Unplugged, Amherst, NY, Etats-Unis
Etat : USED_GOOD. Buy with confidence! Book is in good condition with minor wear to the pages, binding, and minor marks within 0.95. N° de réf. du vendeur bk1441932720xvz189zvxgdd
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Vendeur : Book Deals, Tucson, AZ, Etats-Unis
Etat : USED_FINE. Like New condition. Great condition, but not exactly fully crisp. The book may have been opened and read, but there are no defects to the book, jacket or pages. 0.95. N° de réf. du vendeur 353-1441932720-lkn
Quantité disponible : 1 disponible(s)
Vendeur : Book Deals, Tucson, AZ, Etats-Unis
Etat : USED_VERYGOOD. Very Good condition. Shows only minor signs of wear, and very minimal markings inside (if any). 0.95. N° de réf. du vendeur 353-1441932720-vrg
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Vendeur : moluna, Greven, Allemagne
Etat : NEW. Dieser Artikel ist ein Print on Demand Artikel und wird nach Ihrer Bestellung fuer Sie gedruckt. In the long run of a dynamical system, after transient phenomena have passed away, what remains is recurrence. An orbit is recurrent when it returns repeatedly to each neighborhood of its initial position. We can sharpen the concept by insisting that the re. N° de réf. du vendeur 4173722
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