For x >= 0, fix(x) is the greatest integer less than or equal to x. For x < 0, fix(x) = -fix(-x).

The fix(M) function computes the element-wise integer part of M.  The result, R, is formed as R[i,j] = fix(M[i,j]).

$\mathrm{with}\left(\mathrm{MTM}\right)\&colon;$

$M≔\mathrm{Matrix}\left(2\&comma;3\&comma;'\mathrm{fill}'=-3.5\right)\&colon;$

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

$\left[\begin{array}{ccc}\mathrm{-3}& \mathrm{-3}& \mathrm{-3}\\ \mathrm{-3}& \mathrm{-3}& \mathrm{-3}\end{array}\right]$