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Banach space

[bah-nahkh, ban-uh k]
noun Mathematics.
  1. a vector space on which a norm is defined that is complete.
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Origin of Banach space

1945–50; after Stefan Banach (1892–1945), Polish mathematician
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018