Currently: def is_subgroup(self): """ Return whether the group was defined as a subgroup of a bigger group.
You can access the containing group with :meth:`ambient`. OUTPUT: Boolean. EXAMPLES:: sage: G = FreeGroup(3) sage: G.is_subgroup() False """ return self._ambient is not None But in any sensible derived class i would expect def is_subgroup(self, other): """ Returns "True" if "self" is a subgroup of "other". """ The suggestion is to change the name of he first method to "is_defined_as_subgroup" -- 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 https://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.