Download Generalized Measure Theory by Zhenyuan Wang, George J. Klir (auth.) PDF

By Zhenyuan Wang, George J. Klir (auth.)

This accomplished textual content examines the particularly new mathematical sector of generalized degree conception. This sector expands classical degree conception by way of forsaking the requirement of additivity and exchanging it with quite a few weaker requisites. every one of those weaker standards characterizes a category of nonadditive measures. This ends up in new techniques and strategies that let us to accommodate many difficulties in a extra reasonable method. for instance, it permits us to paintings with vague probabilities.

The exposition of generalized degree thought unfolds systematically. It starts with preliminaries and new recommendations, by way of an in depth therapy of vital new effects relating to numerous forms of nonadditive measures and the linked integration thought. The latter comprises different types of integrals: Sugeno integrals, Choquet integrals, pan-integrals, and decrease and higher integrals. all the subject matters are prompted through various examples, culminating in a last bankruptcy on purposes of generalized degree theory.

Some key good points of the booklet contain: many workouts on the finish of every bankruptcy besides proper historic and bibliographical notes, an in depth bibliography, and identify and topic indices. The paintings is acceptable for a school room atmosphere on the graduate point in classes or seminars in utilized arithmetic, computing device technological know-how, engineering, and a few parts of technology. a valid historical past in mathematical research is needed. because the publication includes many unique effects through the authors, it's going to additionally entice researchers operating within the rising quarter of generalized degree theory.

About the Authors:

Zhenyuan Wang is presently a Professor within the division of arithmetic of college of Nebraska at Omaha. His learn pursuits were within the components of nonadditive measures, nonlinear integrals, likelihood and facts, and information mining. He has released one e-book and plenty of papers in those areas.

George J. Klir is at present a amazing Professor of structures technology at Binghamton college (SUNY at Binghamton). He has released 29 books and good over three hundred papers in quite a lot of components. His present examine pursuits are essentially within the parts of fuzzy structures, smooth computing, and generalized info theory.

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35. If "Ã is an outer measure on a hereditary '-ring H' and if F is the class of all "Ã -measurable sets, then F is a '-ring, and the set function " defined for every E 2 F by "ðEÞ ¼ "Ã ðEÞ is a complete measure on F: This measure " is called the measure induced by the outer measure "Ã . 36. Let " be a measure on a ring R, "Ã be the outer measure induced by ". 37. If " is a '-finite measure on a ring R, then so is the measure " on F(R), and " is the unique extension of " on R to F(R). 38. If " is a measure on a '-ring F, F0 ¼ fEÁNjE 2 F; N & F for some F 2 F with "ðFÞ ¼ 0g; then F0 is a '-ring, and set function "0 defined for every E 2 F by "0 ðEÁNÞ ¼ "ðEÞ is a complete measure on F0 .

An element a in P is called a lower bound of E iff a x for all x 2 E. 2 Classical Measures 37 called the greatest lower bound of E (or infimum of E) iff b a for any lower bound b of E. The greatest lower bound of E is denoted by inf E or ^ E. When E consists of only two elements, say x and y, we may write x _ y instead of _ fx; yg and x ^ y instead of ^ fx; yg. 22. If the least upper bound (or the greatest lower bound) of a set E & P exists, then it is unique. 23. A partially ordered set ðP; Þ is called an upper semilattice (or lower semilattice) iff x _ y (or x ^ y, respectively) exists for any x; y 2 P: ðP; Þ.

Ei ¼ 1 X "ðEi Þ i¼1 for any disjoint sequence fEn g of sets in C whose union is also in C. 29. 25. If " is additive, then it is subtractive. 30. " is called a measure on C iff it is countably additive and there exists E 2 C such that "ðEÞ51. 54. If "ðEÞ ¼ 0; 8E 2 C; then " is a measure on C. 55. Let C contain at least one finite set. If "ðEÞ ¼ jEj; 8E 2 C; where jEj is the number of those points that belong to E, then " is a measure on C. 26. If " is a measure on C and Ø 2 C; then "ðØÞ ¼ 0. Moreover, " is finitely additive.

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