/* www-ATLAS of Group Representations. 2^2.O8+(3):S4 represented as 24 x 24 matrices over GF(3). */ F:=GF(3); x:=CambridgeMatrix(1,F,24,[ "000000002220110000000000", "000000000000001100000000", "000000000212001200000000", "000000002121020000000000", "000000002001022100000000", "000000001110120000000000", "000000001202002100000000", "000000000012012100000000", "100000000000000000000000", "010000000000000000000000", "001000000000000000000000", "000100000000000000000000", "000010000000000000000000", "000001000000000000000000", "000000100000000000000000", "000000010000000000000000", "000000000000000000211012", "000000000000000012200120", "000000000000000022120020", "000000000000000012122122", "000000000000000000221201", "000000000000000022100102", "000000000000000020102120", "000000000000000002121002"]); y:=CambridgeMatrix(1,F,24,[ "000000000000000002101202", "000000000000000010002111", "000000000000000012001012", "000000000000000012211222", "000000000000000001201022", "000000000000000012221222", "000000000000000000001001", "000000000000000010201102", "000000000011012200000000", "000000002202102000000000", "000000002022002200000000", "000000002022120000000000", "000000001102110000000000", "000000002222222100000000", "000000000202120100000000", "000000000121001200000000", "100000000000000000000000", "010000000000000000000000", "001000000000000000000000", "000100000000000000000000", "000010000000000000000000", "000001000000000000000000", "000000100000000000000000", "000000010000000000000000"]); G:=MatrixGroup<24,F|x,y>; print "Group G is 2^2.O8+(3):S4 < GL(24,GF(3))";