\(A= \begin{pmatrix} a_{11} & a_{12} \\ a_{21} & a_{22} \end{pmatrix} = \text{inv} \begin{pmatrix} {{chorm(chiven.m[0][0])}} & {{chorm(chiven.m[0][1])}} \\ {{chorm(chiven.m[1][0])}} & {{chorm(chiven.m[1][1])}} \end{pmatrix} \)
%end %end
\(A=\) % for i in range(2): %for j in range(2): %chq(2*i+j)