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Book Cover
E-book
Author Hajnal, A

Title Set theory / András Hajnal and Peter Hamburger ; translated by Attila Máté
Edition 1st English ed
Published Cambridge ; New York : Cambridge University Press, 1999

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Description 1 online resource (viii, 316 pages)
Series London Mathematical Society student texts ; 48
London Mathematical Society student texts ; 48.
Contents Definition of equivalence. The concept of cardinality. The Axiom of Choice -- Countable cardinal, continuum cardinal -- Comparison of cardinals -- Operations with sets and cardinals -- Ordered sets. Order types. Ordinals -- Properties of wellordered sets. Good sets. The ordinal operation -- Transfinite induction and recursion. Some consequences of the Axiom of Choice, the Wellordering Theorem -- Definition of the cardinality operation. Properties of cardinalities. The cofinality operation -- Properties of the power operation -- Hints for solving problems marked with * in Part I -- An axiomatic development of set theory -- The Zermelo-Fraenkel axiom system of set theory -- Definition of concepts; extension of the language -- A sketch of the development. Metatheorems -- A sketch of the development. Definitions of simple operations and properties (continued) -- A sketch of the development. Basic theorems, the introduction of [omega] and R (continued) -- The ZFC axiom system. A weakening of the Axiom of Choice. Remarks on the theorems of Sections 2-7 -- The role of the Axiom of Regularity -- Proofs of relative consistency. The method of interpretation -- Proofs of relative consistency. The method of models -- Topics in combinatorial set theory -- Stationary sets -- [Delta]-systems -- Ramsey's Theorem and its generalizations. Partition calculus -- Inaccessible cardinals. Mahlo cardinals -- Measurable cardinals -- Real-valued measurable cardinals, saturated ideals -- Weakly compact and Ramsey cardinals -- Set mappings
Summary This is a classic introduction to set theory in three parts. The first part gives a general introduction to set theory, suitable for undergraduates; complete proofs are given and no background in logic is required. Exercises are included, and the more difficult ones are supplied with hints. An appendix to the first part gives a more formal foundation to axiomatic set theory, supplementing the intuitive introduction given in the first part. The final part gives an introduction to modern tools of combinatorial set theory. This part contains enough material for a graduate course of one or two semesters. The subjects discussed include stationary sets, delta systems, partition relations, set mappings, measurable and real-valued measurable cardinals. Two sections give an introduction to modern results on exponentiation of singular cardinals, and certain deeper aspects of the topics are developed in advanced problems
Notes Originally published in Hungarian as Halmazeimélet, 1983
Bibliography Includes bibliographical references (pages 295-296 and indexes
Notes Translated into English
Print version record
Subject Set theory.
MATHEMATICS -- Set Theory.
Set theory
TEORIA DOS CONJUNTOS.
Form Electronic book
Author Hamburg, P
ISBN 9781107362550
1107362555
9780511623561
0511623569
Other Titles Halmazeimélet. English