/* www-ATLAS of Group Representations. A7 represented as 5 x 5 matrices over GF(7). */ F:=GF(7); x:=CambridgeMatrix(1,F,5,[ "01000", "00010", "46140", "10000", "61001"]); y:=CambridgeMatrix(1,F,5,[ "00100", "06600", "00001", "52310", "34650"]); G:=MatrixGroup<5,F|x,y>; print "Group G is A7 < GL(5,GF(7))";