/* www-ATLAS of Group Representations. 2.M22.2 represented as 10 x 10 matrices over GF(25). */ F:=GF(25); x:=CambridgeMatrix(3,F,10,\[ 0,1,0,0,0,0,0,0,0,0, 1,0,0,0,0,0,0,0,0,0, 0,0,0,0,1,0,0,0,0,0, 0,0,0,0,0,0,1,0,0,0, 0,0,1,0,0,0,0,0,0,0, 9,21,12,6,18,1,24,0,0,0, 0,0,0,1,0,0,0,0,0,0, 8,22,12,6,18,0,24,1,0,0, 19,11,2,11,3,0,19,0,1,0, 11,19,0,16,0,0,14,0,0,1]); y:=CambridgeMatrix(3,F,10,\[ 0,0,1,0,0,0,0,0,0,0, 0,0,0,1,0,0,0,0,0,0, 0,0,0,0,0,1,0,0,0,0, 0,0,0,0,0,0,0,1,0,0, 3,0,2,3,2,2,0,1,0,0, 3,0,3,1,4,3,0,0,0,0, 0,0,0,0,0,0,0,0,1,0, 0,4,0,4,0,0,0,4,0,0, 0,0,0,0,0,0,0,0,0,1, 21,0,21,9,21,21,4,0,4,4]); G:=MatrixGroup<10,F|x,y>; print "Group G is 2.M22.2 < GL(10,GF(25))";