/* www-ATLAS of Group Representations. 2.S7 (isoclinic) represented as 4 x 4 matrices over GF(7). */ F:=GF(7); x:=CambridgeMatrix(1,F,4,[ "0600", "1000", "0006", "0010"]); y:=CambridgeMatrix(1,F,4,[ "4000", "0060", "2600", "6035"]); G:=MatrixGroup<4,F|x,y>; print "Group G is 2.S7 (isoclinic) < GL(4,GF(7))";