On 2015-02-05 16:13, Eric Gourgoulhon wrote:
What about isomorphisms ? Shall one use a cached is_isomorphism and
implement an __invert__() method for all elements, raising an error if
is_isomorphism is False ?
If it's not an isomorphism, I expect the computation of the inverse to fail somewhere. Just handle that exception...

--
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 this group, send email to sage-devel@googlegroups.com.
Visit this group at http://groups.google.com/group/sage-devel.
For more options, visit https://groups.google.com/d/optout.

Reply via email to