File:Digamma function.png

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	04:37, 10 December 2005		477 × 582 (4 KB)	KENPEI	digamma function <math>\psi(x) =\frac{d}{dx} \ln{\Gamma(x)}= \frac{\Gamma'(x)}{\Gamma(x)}.</math> Created with MuPAD Light: *f:=plot::Function2d(psi(x),x=-5..10,y=-10..10,Grid=[400]); plot(f, Scaling= Constrained,Ticks = [[-5.0..10.0, 1.00000, 1], [-10.

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