To reproduce Bug 64809, right-click on the matrix below:
A = [ a 11 a 12 a 13 a 21 a 22 a 23 a 31 a 32 a 33 ] {\displaystyle A={\begin{bmatrix}a_{11}&a_{12}&a_{13}\\a_{21}&a_{22}&a_{23}\\a_{31}&a_{32}&a_{33}\end{bmatrix}}}