DLMF:12.7.E5 (Q4128): Difference between revisions

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Property / Symbols used
 
Property / Symbols used: the ratio of the circumference of a circle to its diameter / rank
 
Normal rank
Property / Symbols used: the ratio of the circumference of a circle to its diameter / qualifier
 
test:

π {\displaystyle{\displaystyle\pi}}

\cpi
Property / Symbols used: the ratio of the circumference of a circle to its diameter / qualifier
 
xml-id: C3.S12.E1.m2abdec

Revision as of 14:12, 2 January 2020

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DLMF:12.7.E5
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    Statements

    test
    U ⁡ ( 1 2 , z ) = D - 1 ⁡ ( z ) = 1 2 ⁢ π ⁢ e 1 4 ⁢ z 2 ⁢ erfc ⁡ ( z / 2 ) , parabolic-U 1 2 𝑧 Whittaker-D 1 𝑧 1 2 𝜋 superscript 𝑒 1 4 superscript 𝑧 2 complementary-error-function 𝑧 2 {\displaystyle{\displaystyle U\left(\tfrac{1}{2},z\right)=D_{-1}\left(z\right)% =\sqrt{\tfrac{1}{2}\pi}\,e^{\frac{1}{4}z^{2}}\operatorname{erfc}\left(z/\sqrt{% 2}\right),}}
    0 references
    DLMF id
    DLMF:12.7.E5
    0 references
    Symbols used
    Q11515
    test
    D ν ⁡ ( z ) Whittaker-D 𝜈 𝑧 {\displaystyle{\displaystyle D_{\NVar{\nu}}\left(\NVar{z}\right)}}
    xml-id
    C12.S1.p3.m6abdec
    0 references
    the ratio of the circumference of a circle to its diameter
    test
    π {\displaystyle{\displaystyle\pi}}
    xml-id
    C3.S12.E1.m2abdec
    0 references
     
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