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#steinhaus_theorem

Steinhaus theorem

Mathematical theorem in real analysis

In the mathematical field of real analysis, the Steinhaus theorem states that the difference set of a set of positive measure contains an open neighbourhood of zero. It was first proved by Hugo Steinhaus.

Wed 7th

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Steinhaus theorem Uniform boundedness principle Hugo Steinhaus Stefan Banach Steinhaus chessboard theorem List of theorems Functional analysis Barrelled space Pick's theorem Banach space
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