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arXiv:math/0305229 [math.CA]AbstractReferencesReviewsResources

A Counterpart of Bessel's Inequality in Inner Product Spaces and Some Gruss Type Related Results

Sever Silvestru Dragomir

Published 2003-05-16Version 1

A counterpart of the famous Bessel's inequality for orthornormal families in real or complex inner product spaces is given. Applications for some Gruss type inequalities are also provided.

Categories: math.CA, math.FA
Subjects: 26D15, 26D10, 46C05
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