Magma V2.21-4 Fri Sep 4 2015 05:12:08 on ace-math01 [Seed = 1491365218] Type ? for help. Type -D to quit. > load "autcv10.txt"; Loading "autcv10.txt" > MatrixGens,MatrixSKG,Q,C:=RunExample(SmallGroup(120,35),5,[2,3,10]); Set seed to 0. Character Table of Group G -------------------------- ---------------------------------------------- Class | 1 2 3 4 5 6 7 8 9 10 Size | 1 1 15 15 20 12 12 20 12 12 Order | 1 2 2 2 3 5 5 6 10 10 ---------------------------------------------- p = 2 1 1 1 1 5 7 6 5 6 7 p = 3 1 2 3 4 1 7 6 2 10 9 p = 5 1 2 3 4 5 1 1 8 2 2 ---------------------------------------------- X.1 + 1 1 1 1 1 1 1 1 1 1 X.2 + 1 -1 -1 1 1 1 1 -1 -1 -1 X.3 + 3 3 -1 -1 0 Z1 Z1#2 0 Z1#2 Z1 X.4 + 3 3 -1 -1 0 Z1#2 Z1 0 Z1 Z1#2 X.5 + 3 -3 1 -1 0 Z1 Z1#2 0-Z1#2 -Z1 X.6 + 3 -3 1 -1 0 Z1#2 Z1 0 -Z1-Z1#2 X.7 + 4 4 0 0 1 -1 -1 1 -1 -1 X.8 + 4 -4 0 0 1 -1 -1 -1 1 1 X.9 + 5 5 1 1 -1 0 0 -1 0 0 X.10 + 5 -5 -1 1 -1 0 0 1 0 0 Explanation of Character Value Symbols -------------------------------------- # denotes algebraic conjugation, that is, #k indicates replacing the root of unity w by w^k Z1 = (CyclotomicField(5: Sparse := true)) ! [ RationalField() | 0, 0, -1, -1 ] Conjugacy Classes of group G ---------------------------- [1] Order 1 Length 1 Rep Id(G) [2] Order 2 Length 1 Rep (6, 7) [3] Order 2 Length 15 Rep (1, 3)(2, 4)(6, 7) [4] Order 2 Length 15 Rep (1, 5)(2, 4) [5] Order 3 Length 20 Rep (1, 5, 4) [6] Order 5 Length 12 Rep (1, 2, 3, 5, 4) [7] Order 5 Length 12 Rep (1, 3, 4, 2, 5) [8] Order 6 Length 20 Rep (1, 4, 5)(6, 7) [9] Order 10 Length 12 Rep (1, 4, 3, 5, 2)(6, 7) [10] Order 10 Length 12 Rep (1, 5, 4, 2, 3)(6, 7) Surface kernel generators: [ (1, 4)(3, 5)(6, 7), (2, 4, 5), (1, 4, 2, 3, 5)(6, 7) ] Is hyperelliptic? true