(Q1541649)
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Wikipedia(9 entries)
- cawiki Funció K
- dewiki K-Funktion
- enwiki K-function
- eswiki Función K
- frwiki Fonction K
- itwiki Funzione K
- jawiki K関数
- ruwiki K-функция
- zhwiki K函数
generalization of the hyperfactorial to complex numbers
![{\displaystyle K(z)=(2\pi )^{(-z+1)/2}\exp \left[{\begin{pmatrix}z\\2\end{pmatrix}}+\int _{0}^{z-1}\ln(\Gamma (t+1))\,dt\right]}](https://wikimedia.org/api/rest_v1/media/math/render/svg/968e60faf54037c965bf9659d27a0ec7f0ba68ac)