DLMF:22.16.E13 (Q7132)

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Language	Label	Description	Also known as
English	DLMF:22.16.E13	No description defined

Statements

Defining formula

{\displaystyle{\displaystyle\operatorname{cn}\left(x,k\right)=\cos\phi=\cos% \left(\operatorname{am}\left(x,k\right)\right).}}

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DLMF:22.16.E13

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Jacobi’s amplitude function

Defining formula

{\displaystyle{\displaystyle\operatorname{am}\left(\NVar{x},\NVar{k}\right)}}

C22.S16.E1.m2akdec

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Jacobian elliptic function

Defining formula

{\displaystyle{\displaystyle\operatorname{cn}\left(\NVar{z},\NVar{k}\right)}}

C22.S2.E5.m2adec

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cosine function

Defining formula

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

C4.S14.E2.m2aadec

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Defining formula

{\displaystyle{\displaystyle x}}

C22.S1.XMD1.m1ldec

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Sitelinks

Wikipedia(0 entries)

DRMF related sites(0 entries)

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