DLMF:12.9.E2 (Q4151)

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DLMF:12.9.E2
No description defined

    Statements

    Defining formula
    V ⁡ ( a , z ) ∼ 2 π ⁢ e 1 4 ⁢ z 2 ⁢ z a - 1 2 ⁢ ∑ s = 0 ∞ ( 1 2 - a ) 2 ⁢ s s ! ⁢ ( 2 ⁢ z 2 ) s , asymptotic-expansion parabolic-V 𝑎 𝑧 2 𝜋 superscript 𝑒 1 4 superscript 𝑧 2 superscript 𝑧 𝑎 1 2 superscript subscript 𝑠 0 Pochhammer 1 2 𝑎 2 𝑠 𝑠 superscript 2 superscript 𝑧 2 𝑠 {\displaystyle{\displaystyle V\left(a,z\right)\sim\sqrt{\frac{2}{\pi}}e^{\frac% {1}{4}z^{2}}z^{a-\frac{1}{2}}\sum_{s=0}^{\infty}\frac{{\left(\frac{1}{2}-a% \right)_{2s}}}{s!(2z^{2})^{s}},}}
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    DLMF id
    DLMF:12.9.E2
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    constraint
    | ph ⁡ z | ≤ 1 4 ⁢ π - δ ( < 1 4 ⁢ π ) phase 𝑧 annotated 1 4 𝜋 𝛿 absent 1 4 𝜋 {\displaystyle{\displaystyle|\operatorname{ph}z|\leq\tfrac{1}{4}\pi-\delta(<% \tfrac{1}{4}\pi)}}
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    Symbols used
    Q10759
    Defining formula
    ( a ) n Pochhammer 𝑎 𝑛 {\displaystyle{\displaystyle{\left(\NVar{a}\right)_{\NVar{n}}}}}
    xml-id
    C5.S2.SS3.m1aadec
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    Q10931
    Defining formula
    ∼ asymptotic-expansion {\displaystyle{\displaystyle\sim}}
    xml-id
    C2.S1.SS3.p1.m11aadec
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    the ratio of the circumference of a circle to its diameter
    Defining formula
    π {\displaystyle{\displaystyle\pi}}
    xml-id
    C3.S12.E1.m2aadec
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    base of natural logarithm
    Defining formula
    e {\displaystyle{\displaystyle\mathrm{e}}}
    xml-id
    C4.S2.E11.m2aadec
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