/* www-ATLAS of Group Representations. M12 represented as 16 x 16 matrices over GF(5). */ F:=GF(5); x:=CambridgeMatrix(1,F,16,[ "0100000000000000", "1000000000000000", "0001000000000000", "0010000000000000", "0000010000000000", "0000100000000000", "0000000010000000", "0000000001000000", "0000001000000000", "0000000100000000", "0000000000000100", "0000000000000010", "0212010011331213", "0000000000100000", "0000000000010000", "1144333333020024"]); y:=CambridgeMatrix(1,F,16,[ "2400000000000000", "0010000000000000", "2130000000000000", "0000100000000000", "0000001000000000", "0000000100000000", "0001000000000000", "0000000000100000", "0000000000010000", "0000000000001000", "0000010000000000", "0000000000000001", "4432404040103140", "0031004014312420", "1101410033101240", "0000000010000000"]); G:=MatrixGroup<16,F|x,y>; print "Group G is M12 < GL(16,GF(5))";