DLMF:4.42.E5 (Q1993)

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Language	Label	Description	Also known as
English	DLMF:4.42.E5	No description defined

Statements

Defining formula

{\displaystyle{\displaystyle c^{2}=a^{2}+b^{2}-2ab\cos C,}}

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DLMF:4.42.E5

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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 a}}

C4.S42.XMD10.m1bdec

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Defining formula

{\displaystyle{\displaystyle b}}

C4.S42.XMD11.m1bdec

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Sitelinks

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