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

From DRMF
Jump to navigation Jump to search
Changed an Item: Add constraint
Changed an Item: Add constraint
Property / Symbols used
 
Property / Symbols used: Q10755 / rank
 
Normal rank
Property / Symbols used: Q10755 / qualifier
 
Defining formula:

! {\displaystyle{\displaystyle!}}

!
Property / Symbols used: Q10755 / qualifier
 
xml-id: introduction.Sx4.p1.t1.r15.m5apdec

Revision as of 01:28, 2 January 2020

No description defined
Language Label Description Also known as
English
DLMF:18.18.E40
No description defined

    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).}}
    0 references
    DLMF:18.18.E40
    0 references
    H n ( x ) Hermite-polynomial-H 𝑛 𝑥 {\displaystyle{\displaystyle H_{\NVar{n}}\left(\NVar{x}\right)}}
    C18.S3.T1.t1.r13.m2ahdec
    0 references
    ( m n ) binomial 𝑚 𝑛 {\displaystyle{\displaystyle\genfrac{(}{)}{0.0pt}{}{\NVar{m}}{\NVar{n}}}}
    C1.S2.SS1.m1addec
    0 references
    ! {\displaystyle{\displaystyle!}}
    introduction.Sx4.p1.t1.r15.m5apdec
    0 references