DLMF:18.18.E40 (Q5830): Difference between revisions

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Changed an Item: Add constraint
Changed an Item: Add constraint
 
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Property / Symbols used
 
Property / Symbols used: Q11744 / rank
 
Normal rank
Property / Symbols used: Q11744 / qualifier
 
Defining formula:

{\displaystyle{\displaystyle\ell}}

\ell
Property / Symbols used: Q11744 / qualifier
 
xml-id: C18.S1.XMD4.m1aadec
Property / Symbols used
 
Property / Symbols used: Q11726 / rank
 
Normal rank
Property / Symbols used: Q11726 / qualifier
 
Defining formula:

n 𝑛 {\displaystyle{\displaystyle n}}

n
Property / Symbols used: Q11726 / qualifier
 
xml-id: C18.S1.XMD6.m1amdec
Property / Symbols used
 
Property / Symbols used: Q11727 / rank
 
Normal rank
Property / Symbols used: Q11727 / qualifier
 
Defining formula:

x 𝑥 {\displaystyle{\displaystyle x}}

x
Property / Symbols used: Q11727 / qualifier
 
xml-id: C18.S2.XMD3.m1aidec

Latest revision as of 01:29, 2 January 2020

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DLMF:18.18.E40
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    Statements

    = 0 n ( n ) H 2 ( x ) H 2 n - 2 ( y ) = ( - 1 ) n 2 2 n n ! L n ( x 2 + y 2 ) . superscript subscript 0 𝑛 binomial 𝑛 Hermite-polynomial-H 2 𝑥 Hermite-polynomial-H 2 𝑛 2 𝑦 superscript 1 𝑛 superscript 2 2 𝑛 𝑛 shorthand-Laguerre-polynomial-L 𝑛 superscript 𝑥 2 superscript 𝑦 2 {\displaystyle{\displaystyle\sum_{\ell=0}^{n}\genfrac{(}{)}{0.0pt}{}{n}{\ell}H% _{2\ell}\left(x\right)H_{2n-2\ell}\left(y\right)=(-1)^{n}2^{2n}n!L_{n}\left(x^% {2}+y^{2}\right).}}
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    DLMF:18.18.E40
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    H n ( x ) Hermite-polynomial-H 𝑛 𝑥 {\displaystyle{\displaystyle H_{\NVar{n}}\left(\NVar{x}\right)}}
    C18.S3.T1.t1.r13.m2ahdec
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    ( m n ) binomial 𝑚 𝑛 {\displaystyle{\displaystyle\genfrac{(}{)}{0.0pt}{}{\NVar{m}}{\NVar{n}}}}
    C1.S2.SS1.m1addec
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    ! {\displaystyle{\displaystyle!}}
    introduction.Sx4.p1.t1.r15.m5apdec
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    L n ( x ) = L n ( 0 ) ( x ) shorthand-Laguerre-polynomial-L 𝑛 𝑥 Laguerre-polynomial-L 0 𝑛 𝑥 {\displaystyle{\displaystyle L_{\NVar{n}}\left(\NVar{x}\right)=L^{(0)}_{n}% \left(x\right)}}
    C18.S1.I1.ix7.p1.m3adec
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    y 𝑦 {\displaystyle{\displaystyle y}}
    C18.S1.XMD1.m1edec
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    {\displaystyle{\displaystyle\ell}}
    C18.S1.XMD4.m1aadec
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    n 𝑛 {\displaystyle{\displaystyle n}}
    C18.S1.XMD6.m1amdec
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    x 𝑥 {\displaystyle{\displaystyle x}}
    C18.S2.XMD3.m1aidec
    0 references