[sage-devel] Re: Composition of ring homomorphisms

2013-05-06 Thread Thomas Feulner
This is now http://trac.sagemath.org/sage_trac/ticket/14534 -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to t

[sage-devel] Re: Composition of ring homomorphisms

2013-05-04 Thread Francis Clarke
On Friday, May 3, 2013 7:03:16 AM UTC+1, Thomas Feulner wrote: > > When composing a ``RingHomomorphism`` and an instance of > ``RingHomomorphism_im_gens`` then > the images of the generators are again checked for their validity ... I > would just add ''check=False'' to the call. > I think this