DLMF:13.26.E9 (Q4661)

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Language	Label	Description	Also known as
English	DLMF:13.26.E9	No description defined

Statements

Defining formula

{\displaystyle{\displaystyle e^{-\frac{1}{2}y}\left(\frac{x+y}{x}\right)^{% \kappa}\sum_{n=0}^{\infty}\frac{{\left(\frac{1}{2}+\mu-\kappa\right)_{n}}{% \left(\frac{1}{2}-\mu-\kappa\right)_{n}}}{n!}\*\left(\frac{y}{x+y}\right)^{n}W% _{\kappa-n,\mu}\left(x\right),}}

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DLMF:13.26.E9

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{\displaystyle{\displaystyle\Re(y/x)>-\frac{1}{2}}}

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Defining formula

{\displaystyle{\displaystyle{\left(\NVar{a}\right)_{\NVar{n}}}}}

C5.S2.SS3.m1ahdec

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Whittaker confluent hypergeometric function

Defining formula

{\displaystyle{\displaystyle W_{\NVar{\kappa},\NVar{\mu}}\left(\NVar{z}\right)}}

C13.S14.E3.m2abdec

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base of natural logarithm

Defining formula

{\displaystyle{\displaystyle\mathrm{e}}}

C4.S2.E11.m2ahdec

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Defining formula

{\displaystyle{\displaystyle!}}

introduction.Sx4.p1.t1.r15.m5ahdec

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