The Gamma function is defined for the real part of z greater than zero by

The gamma(M) function computes the elementwise gamma of M.  The result, R, is formed as R[i,j] = gamma(M[i,j]).

$\mathrm{with}\left(\mathrm{MTM}\right)\:$

$M≔\mathrm{Matrix}\left(2\,3\,'\mathrm{fill}'=-3.6\right)\:$

$\mathrm{\gamma }\left(M\right)$

$\left[\begin{array}{ccc}0.2468571430& 0.2468571430& 0.2468571430\\ 0.2468571430& 0.2468571430& 0.2468571430\end{array}\right]$