Equivalency of Cauchy-Schwarz and Bessel inequalities (Q1935351)
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scientific article; zbMATH DE number 6136582
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Equivalency of Cauchy-Schwarz and Bessel inequalities |
scientific article; zbMATH DE number 6136582 |
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Equivalency of Cauchy-Schwarz and Bessel inequalities (English)
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15 February 2013
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The authors prove the well-known fact (not always explicitly stated, e.g. from the theory of projections in inner product spaces) that the Cauchy-Schwarz and Bessel inequality are equivalent.
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Cauchy-Schwarz inequality
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Bessel's inequality
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projections in inner product spaces
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