/* www-ATLAS of Group Representations. 3.A7 represented as 6 x 6 matrices over GF(7). */ F:=GF(7); x:=CambridgeMatrix(1,F,6,[ "010000", "001000", "100000", "000001", "662413", "605266"]); y:=CambridgeMatrix(1,F,6,[ "360000", "000100", "000010", "432351", "112263", "432253"]); G:=MatrixGroup<6,F|x,y>; print "Group G is 3.A7 < GL(6,GF(7))";