Cauchy-Bunyakovsky-Schwarz Inequality

Cauchy's Inequality
The special case of the Cauchy-Schwarz Inequality in a Euclidean space is called Cauchy's Inequality. It was Cauchy who first published this result in 1821.

It is usually stated as:

Alternative names
This theorem is also known as the Cauchy-Bunyakovsky-Schwarz Inequality.

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