Hahn decomposition(redirected from Hahn decomposition theorem)
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Hahn decomposition[¦hän dē‚käm·pə′zish·ən]
The Hahn decomposition of a measurable space X with signed measure m consists of two disjoint subsets A and B of X such that the union of A and B equals X, A is positive with respect to m, and B is negative with respect to m.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.