DLMF:10.56.E1 (Q3765)

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Language	Label	Description	Also known as
English	DLMF:10.56.E1	No description defined

Statements

Defining formula

{\displaystyle{\displaystyle\frac{\cos\sqrt{z^{2}-2zt}}{z}=\frac{\cos z}{z}+% \sum_{n=1}^{\infty}\frac{t^{n}}{n!}\mathsf{j}_{n-1}\left(z\right),}}

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DLMF:10.56.E1

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cosine function

Defining formula

{\displaystyle{\displaystyle\cos\NVar{z}}}

C4.S14.E2.m2adec

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Defining formula

{\displaystyle{\displaystyle!}}

introduction.Sx4.p1.t1.r15.m5adec

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spherical Bessel function of the first kind

Defining formula

{\displaystyle{\displaystyle\mathsf{j}_{\NVar{n}}\left(\NVar{z}\right)}}

C10.S47.E3.m2adec

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Defining formula

{\displaystyle{\displaystyle n}}

C10.S1.XMD2.m1dec

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Defining formula

{\displaystyle{\displaystyle z}}

C10.S1.XMD6.m1dec

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Sitelinks

Wikipedia(0 entries)

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