Formula:6398

Digital Library of Mathematical Functions ID 18.15.E9

Failed to parse (Conversion error. Server ("https://wikimedia.org/api/rest_") reported: "TeX input is invalid."): {\displaystyle g(\theta)=\left(\tfrac{1}{4}-\alpha^{2}\right)\left(\cot@{\tfrac{1}{2}\theta}-\left(\tfrac{1}{2}\theta\right)^{-1}\right)-\left(\tfrac{1}{4}-\beta^{2}\right)\tan@{\tfrac{1}{2}\theta}.}

Symbols List

• ${\displaystyle{\displaystyle\cot\NVar{z}}}$: cotangent function
• ${\displaystyle{\displaystyle\tan\NVar{z}}}$: tangent function
 

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