Category:Definitions/Digamma Function
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This category contains definitions related to Digamma Function.
Related results can be found in Category:Digamma Function.
The digamma function, $\psi$, is defined, for $z \in \C \setminus \Z_{\le 0}$, by the logarithmic derivative of the gamma function:
- $\map \psi z = \dfrac {\map {\Gamma'} z} {\map \Gamma z}$
where $\Gamma$ is the gamma function, and $\Gamma'$ denotes its derivative.
Pages in category "Definitions/Digamma Function"
The following 3 pages are in this category, out of 3 total.