Digamma function: Difference between revisions

Revision as of 00:40, 26 August 2005

Revision as of 00:36, 20 September 2005

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<math>\psi(x) = \int_0^{\infty}\left(\frac{e^{-t}}{t} - \frac{e^{-xt}}{1 - e^{-t}}\right)\,dt</math>

===Recurrence formulae===

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* [[Euler-Mascheroni constant]]

===External links===

* [http://mathworld.wolfram.com/DigammaFunction.html Digamma function -- from MathWorld]

[[Category:Special functions]]