Opened 6 years ago

#19375 new defect

cartesian product of modules over different base rings

Reported by: dkrenn Owned by:
Priority: major Milestone: sage-6.9
Component: categories Keywords:
Cc: behackl Merged in:
Authors: Reviewers:
Report Upstream: N/A Work issues:
Branch: Commit:
Dependencies: Stopgaps:

Status badges

Description

We have

sage: E = CombinatorialFreeModule(ZZ, [1,2])
sage: F = CombinatorialFreeModule(QQ, ['a', 'b'])
sage: cartesian_product([E, F])
Traceback (most recent call last):
...
AttributeError: 'CommutativeAdditiveGroups.CartesianProducts_with_c' object has no attribute 'FiniteDimensional'

The error message does not say what is going on.

See also the comments on #18182, comment 20, 1.

Change History (0)

Note: See TracTickets for help on using tickets.