Formula:8097

Digital Library of Mathematical Functions ID 24.2.E6

Failed to parse (Conversion error. Server ("https://wikimedia.org/api/rest_") reported: "TeX input is invalid."): {\displaystyle \frac{2e^{t}}{e^{2t}+1}=\sum_{n=0}^{\infty}\EulernumberE{n}\frac{t^{n}}{n!},}

Constraint(s)

${\displaystyle{\displaystyle|t|<\tfrac{1}{2}\pi}}$

Symbols List

• ${\displaystyle{\displaystyle E_{\NVar{n}}}}$:
• Failed to parse (Conversion error. Server ("https://wikimedia.org/api/rest_") reported: "TeX input is invalid."): {\displaystyle \cpi} : the ratio of the circumference of a circle to its diameter
• ${\displaystyle{\displaystyle\mathrm{e}}}$: base of natural logarithm
• ${\displaystyle{\displaystyle!}}$:
• ${\displaystyle{\displaystyle n}}$: integer
• ${\displaystyle{\displaystyle t}}$: real or complex
 

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