[sage-support] Re: Coercion bug message when working with group algebras

2022-08-05 Thread keirh...@gmail.com
The Sage version I was using is 9.6. On Friday, August 5, 2022 at 7:19:48 PM UTC-4 keirh...@gmail.com wrote: > When I do this: > > > > > > *H = PermutationGroup([ [(1,2), (3,4)], [(5,6,7),(12,14,18)] ])kH = > H.algebra(GF(2))[a, b] = H.gens()x = kH(a) + kH(b) + kH.one(); print(x)x*x* > > I get a

[sage-support] Coercion bug message when working with group algebras

2022-08-05 Thread keirh...@gmail.com
When I do this: *H = PermutationGroup([ [(1,2), (3,4)], [(5,6,7),(12,14,18)] ])kH = H.algebra(GF(2))[a, b] = H.gens()x = kH(a) + kH(b) + kH.one(); print(x)x*x* I get an error caused by the last computation: "RuntimeError: There is a bug in the coercion code in Sage." (I was working in Cocal