SINCE 1828

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Banach algebra

noun Ba·nach algebra \ ˈbä-ˌnäk- , -nək- , -ˌnäḵ- , -nəḵ- \

Definition of Banach algebra

:a linear algebra over the field of real or complex numbers that is also a Banach space for which the norm of the product of x and y is less than or equal to the product of the norm of x and the norm of y for all x and y belonging to it

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Origin and Etymology of banach algebra

after Stefan Banach †1945 Polish mathematician

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First Known Use: 1944

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