/* www-ATLAS of Group Representations. 2S5i represented as 8 x 8 matrices over GF(5). */ F:=GF(5); x:=CambridgeMatrix(1,F,8,[ "01000000", "40000000", "00010000", "00400000", "00000010", "00000001", "00004000", "00000400"]); y:=CambridgeMatrix(1,F,8,[ "04000000", "00100000", "00001000", "00000100", "10000000", "00020000", "03033003", "40400410"]); G:=MatrixGroup<8,F|x,y>; print "Group G is 2S5i < GL(8,GF(5))";