DLMF:26.8.E34 (Q7862): Difference between revisions

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Property / Symbols used
 
Property / Symbols used: Q12131 / rank
 
Normal rank
Property / Symbols used: Q12131 / qualifier
 
test:

S ( n , k ) Stirling-number-second-kind-S 𝑛 𝑘 {\displaystyle{\displaystyle S\left(\NVar{n},\NVar{k}\right)}}

\StirlingnumberS@{\NVar{n}}{\NVar{k}}
Property / Symbols used: Q12131 / qualifier
 
xml-id: C26.S8.SS1.p3.m2aqdec

Revision as of 12:56, 2 January 2020

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DLMF:26.8.E34
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    j = 0 n j k x j = j = 0 k S ( k , j ) x j d j d x j ( 1 - x n + 1 1 - x ) , superscript subscript 𝑗 0 𝑛 superscript 𝑗 𝑘 superscript 𝑥 𝑗 superscript subscript 𝑗 0 𝑘 Stirling-number-second-kind-S 𝑘 𝑗 superscript 𝑥 𝑗 derivative 𝑥 𝑗 1 superscript 𝑥 𝑛 1 1 𝑥 {\displaystyle{\displaystyle\sum_{j=0}^{n}j^{k}x^{j}=\sum_{j=0}^{k}S\left(k,j% \right)x^{j}\frac{{\mathrm{d}}^{j}}{{\mathrm{d}x}^{j}}\left(\frac{1-x^{n+1}}{1% -x}\right),}}
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    S ( n , k ) Stirling-number-second-kind-S 𝑛 𝑘 {\displaystyle{\displaystyle S\left(\NVar{n},\NVar{k}\right)}}
    C26.S8.SS1.p3.m2aqdec
    0 references