DLMF:18.15.E9 (Q5701)

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Language	Label	Description	Also known as
English	DLMF:18.15.E9	No description defined

Statements

Defining formula

{\displaystyle{\displaystyle g(\theta)=\left(\tfrac{1}{4}-\alpha^{2}\right)% \left(\cot\left(\tfrac{1}{2}\theta\right)-\left(\tfrac{1}{2}\theta\right)^{-1}% \right)-\left(\tfrac{1}{4}-\beta^{2}\right)\tan\left(\tfrac{1}{2}\theta\right)% .}}

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DLMF:18.15.E9

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Symbols defined

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cotangent function

Defining formula

{\displaystyle{\displaystyle\cot\NVar{z}}}

C4.S14.E7.m2adec

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tangent function

Defining formula

{\displaystyle{\displaystyle\tan\NVar{z}}}

C4.S14.E4.m2adec

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Sitelinks

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