/* www-ATLAS of Group Representations. 2.M22 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, 0,0,0,1,0,0,0,0,0,0, 0,0,1,0,0,0,0,0,0,0, 0,0,0,0,0,0,1,0,0,0, 0,0,0,0,0,0,0,1,0,0, 0,0,0,0,1,0,0,0,0,0, 0,0,0,0,0,1,0,0,0,0, 23,7,14,16,4,18,1,12,1,0, 19,11,20,5,13,15,17,10,0,1]); y:=CambridgeMatrix(3,F,10,\[ 3,4,0,0,0,0,0,0,0,0, 0,0,1,0,0,0,0,0,0,0, 0,0,0,0,1,0,0,0,0,0, 0,0,0,0,0,1,0,0,0,0, 0,3,1,0,2,0,0,0,0,0, 0,0,0,0,0,0,0,0,1,0, 0,0,0,0,0,0,0,0,0,1, 15,10,19,0,24,13,4,4,13,4, 1,12,2,20,16,9,6,0,13,6, 6,16,1,11,16,20,17,0,14,16]); G:=MatrixGroup<10,F|x,y>; print "Group G is 2.M22 < GL(10,GF(25))";