# Character: X2 # Comment: perm rep on 55a pts # Ind: 0 # Ring: C # Sparsity: 62% # Checker result: pass # Conjugacy class representative result: pass local a, A, b, B, c, C, w, W, i, result, delta, idmat; result := rec(); w := E(3); W := E(3)^2; a := E(5)+E(5)^4; A := -1-a; # b5, b5* b := E(7)+E(7)^2+E(7)^4; B := -1-b; # b7, b7** c := E(11)+E(11)^3+E(11)^4+E(11)^5+E(11)^9; C := -1-c; # b11, b11** i := E(4); result.comment := "L211 as 5 x 5 matrices\n"; result.generators := [ [[0,1,0,0,0], [1,0,0,0,0], [0,0,0,0,1], [1,-1,c,1,-c], [0,0,1,0,0]] , [[0,0,0,1,0], [0,0,1,0,0], [0,-1,-1,0,0], [-C,0,0,-1,-c-2*C], [1,0,0,-1,1]]]; return result;