Hi members, i got an equation Problem. given: 4 matrices X_1,G_1, X_2, G_2 in GL(n,q) needed: matrix Y (<>0), so that X_i is the conjugation of G_i by Y matrices X_i, G_i are given like this: [[2,0],[0,1]] entries are numbers modulo q is this somehow solvable in GAP? Greetings Joachim