Hostname: page-component-586b7cd67f-dlnhk Total loading time: 0 Render date: 2024-11-25T01:33:44.980Z Has data issue: false hasContentIssue false

L1-Sequential Convergence on Stone Spaces and Stone's Theorem on Unitary Semigroups

Published online by Cambridge University Press:  20 November 2018

J. B. Cooper*
Affiliation:
Mathematisches InstitutHochschule, Llnz A4045, Linz, Austria
Rights & Permissions [Opens in a new window]

Extract

Core share and HTML view are not available for this content. However, as you have access to this content, a full PDF is available via the ‘Save PDF’ action button.

The following theorem is a well-known tool in the study of measurable functions:

Theorem. Let (M; μ) be a finite measure space and let (xn) be a sequence of functions in L1(M; μ) so that xn→0 in the norm of L1(M; μ). Then there is a sub-sequence so that xnk →0 pointwise almost everywhere on M.

Type
Research Article
Copyright
Copyright © Canadian Mathematical Society 1975