DLMF:4.42.E8 (Q1996)

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Language	Label	Description	Also known as
English	DLMF:4.42.E8	No description defined

Statements

Defining formula

{\displaystyle{\displaystyle\cos a=\cos b\cos c+\sin b\sin c\cos A,}}

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DLMF:4.42.E8

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cosine function

Defining formula

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

C4.S14.E2.m2acdec

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Defining formula

{\displaystyle{\displaystyle\sin\NVar{z}}}

C4.S14.E1.m2acdec

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Defining formula

{\displaystyle{\displaystyle A}}

C4.S42.XMD14.m1adec

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Defining formula

{\displaystyle{\displaystyle a}}

C4.S42.XMD17.m1adec

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Defining formula

{\displaystyle{\displaystyle b}}

C4.S42.XMD18.m1adec

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Sitelinks

Wikipedia(0 entries)

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