DLMF:7.7.E1 (Q2371): Difference between revisions

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Revision as of 23:42, 1 January 2020

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Language	Label	Description	Also known as
English	DLMF:7.7.E1	No description defined

Statements

Defining formula

{\displaystyle{\displaystyle\operatorname{erfc}z=\frac{2}{\pi}e^{-z^{2}}\int_{% 0}^{\infty}\frac{e^{-z^{2}t^{2}}}{t^{2}+1}\mathrm{d}t,}}

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DLMF:7.7.E1

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{\displaystyle{\displaystyle|\operatorname{ph}z|\leq\frac{1}{4}\pi}}

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the ratio of the circumference of a circle to its diameter

Defining formula

{\displaystyle{\displaystyle\pi}}

C3.S12.E1.m2adec

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