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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

A Characterization of Homeomorphic Bernoulli Trial Measures.

Yingst, Andrew Q. 08 1900 (has links)
We give conditions which, given two Bernoulli trial measures, determine whether there exists a homeomorphism of Cantor space which sends one measure to the other, answering a question of Oxtoby. We then provide examples, relating these results to the notions of good and refinable measures on Cantor space.
2

Boolean Space

Sun, Tzeng-hsiang 01 May 1965 (has links)
M. H. A. Stone showed in 1937 and subsequently that many interesting and important results of general topology involve latices and Boolean rings. This type of result forms the substance of this thesis. Theorem 4, page 11, states that for any r ≠ 0 in a Boolean ring, there exists a homomorphism h into I2 , (the field of integers modulo 2), such that h(r) = 1. Theorem 3, page 6, states that any subring of a characteristic ring of a Boolean space X is the whole ring if it has the two points property (that is, given x, y in X and a, b in I2, there exists a g such that g(x) = a and g(y) = b). From these two theorems follows the Stone Representation theorem which states that any Boolean ring is isomorphic to the characteristic ring of its Stone space. Theorem 1, page 11, is independent of other theorems. It states that any compact Hausdorff space is the continuous image of some closed subset in a Cantor space. Theorem 5, page 23, states that a topological space can be embedded in a Cantor space as a subspace if and only if it is Boolean. This theorem uses the Dual Representation theorem as its sufficient part. It states that any Boolean space is homomorphic to the Stone space of its characteristic ring.

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