2020-05-17 04:49:29 +0100 received badge ● Student (source) 2020-05-16 20:41:10 +0100 asked a question PARI Group Labelling I have a Galois group that I'm tying to determine: f = x^5 - 792*x^4 + 71280*x^3 + 39517632*x^2 - 7519640832*x + 314605513728 d = 3 A = -9504*d^2 B = 365904*d^3 K. = NumberField(f) R. = K[] g = y^2 - a^3 - A*a - B L. = NumberField(y^2 - a^3-A*a-B) G = L.galois_group()  I have a couple of issues: When I type G[1], it says GaloisGroup_v1 is not subscriptable  The second is the output for G says [10,-1,1,'C(10)=5[x]2']  I know this is the PARI label and the last entry is the GAP 4 label. But for the life of me I cannot find anywhere where it explicitly tells me what C(10)=5[x]2 means.