DLMF:1.17.E15 (Q674): Difference between revisions

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Property / constraint
 

x > 0 𝑥 0 {\displaystyle{\displaystyle x>0}}

x>0
Property / constraint: x > 0 𝑥 0 {\displaystyle{\displaystyle x>0}} / rank
 
Normal rank

Revision as of 15:51, 30 December 2019

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DLMF:1.17.E15
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    Statements

    δ ( x - a ) = 0 s ( x , ; r ) s ( a , ; r ) d r , Dirac-delta 𝑥 𝑎 superscript subscript 0 Coulomb-s 𝑥 𝑟 Coulomb-s 𝑎 𝑟 𝑟 {\displaystyle{\displaystyle\delta\left(x-a\right)=\int_{0}^{\infty}s\left(x,% \ell;r\right)s\left(a,\ell;r\right)\mathrm{d}r,}}
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    x > 0 𝑥 0 {\displaystyle{\displaystyle x>0}}
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