Solution of the Ulam Stability Problem f
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John Michael Rassias
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Article
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1998
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Elsevier Science
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English
⚖ 230 KB
In 1940 S. M. Ulam proposed at the University of Wisconsin the problem: ''Give conditions in order for a linear mapping near an approximately linear mapping to exist.'' In 1968 S. U. Ulam proposed the more general problem: ''When is it true that by changing a little the hypotheses of a theorem one c