DLMF:9.8.E11 (Q2843)

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Language	Label	Description	Also known as
English	DLMF:9.8.E11	No description defined

Statements

Defining formula

{\displaystyle{\displaystyle\theta\left(x\right)=\tfrac{2}{3}\pi+\operatorname% {arctan}\left(Y_{1/3}\left(\xi\right)/J_{1/3}\left(\xi\right)\right),}}

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DLMF:9.8.E11

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Bessel function of the first kind

Defining formula

{\displaystyle{\displaystyle J_{\NVar{\nu}}\left(\NVar{z}\right)}}

C10.S2.E2.m2abdec

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Bessel function of the second kind

Defining formula

{\displaystyle{\displaystyle Y_{\NVar{\nu}}\left(\NVar{z}\right)}}

C10.S2.E3.m2abdec

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the ratio of the circumference of a circle to its diameter

Defining formula

{\displaystyle{\displaystyle\pi}}

C3.S12.E1.m2adec

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Sitelinks

Wikipedia(0 entries)

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