Dirichlet beta function

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What Wikipedia says

In mathematics, the Dirichlet beta function (also known as the Catalan beta function) is a special function, closely related to the Riemann zeta function. It is a particular Dirichlet L-function, the L-function for the alternating character of period four.

Excerpt from the Wikipedia article “Dirichlet beta function”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

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