Action of topological semigroups, invariant means, and fixed points
Anthony To-Ming Lau (1972)
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Anthony To-Ming Lau (1972)
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Freire, Nuno C. (1991)
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Ladislav Skula (1976)
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J. Stochel (1982)
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B. Barnes, A. Roy (1969)
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Chung Lin, Sadahiro Saeki (1976)
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J. Green (1998)
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Semigroups S for which the Banach algebra is injective are investigated and an application to the work of O. Yu. Aristov is described.
Ehrhard Behrends, Kazimierz Nikodem (1995)
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We prove an abstract selection theorem for set-valued mappings with compact convex values in a normed space. Some special cases of this result as well as its applications to separation theory and Hyers-Ulam stability of affine functions are also given.
D. Garling (1968)
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Richard Aron (1973)
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