\( \DeclareMathOperator{\abs}{abs} \newcommand{\ensuremath}[1]{\mbox{$#1$}} \)
(%i1) | A : matrix([ 1, 2, - 3],[ - 2, 0, 4],[ 0, 4, - 2],[ - 2, - 4, a]) ; |
(%i4) |
X
:
A
$
X : rowop( X, 2, 1, - 2) $ X : rowop( X, 4, 1, - 2) ; |
Created with wxMaxima.