DLMF:6.2.E19 (Q2230)

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Language	Label	Description	Also known as
English	DLMF:6.2.E19	No description defined

Statements

Defining formula

{\displaystyle{\displaystyle\mathrm{Si}\left(z\right)=\tfrac{1}{2}\pi-\mathrm{% f}\left(z\right)\cos z-\mathrm{g}\left(z\right)\sin z,}}

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DLMF:6.2.E19

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the ratio of the circumference of a circle to its diameter

Defining formula

{\displaystyle{\displaystyle\pi}}

C3.S12.E1.m2acdec

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cosine function

Defining formula

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

C4.S14.E2.m2addec

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Defining formula

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

C4.S14.E1.m2addec

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auxiliary function for sine and cosine integrals

Defining formula

{\displaystyle{\displaystyle\mathrm{f}\left(\NVar{z}\right)}}

C6.S2.E17.m2aadec

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auxiliary function for sine and cosine integrals

Defining formula

{\displaystyle{\displaystyle\mathrm{g}\left(\NVar{z}\right)}}

C6.S2.E18.m2aadec

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Defining formula

{\displaystyle{\displaystyle\mathrm{Si}\left(\NVar{z}\right)}}

C6.S2.E9.m2acdec

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Sitelinks

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