#16953: Faster enumeration of points for toric varieties
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Reporter: vbraun | Owner:
Type: enhancement | Status: needs_review
Priority: major | Milestone: sage-6.4
Component: algebraic | Resolution:
geometry | Merged in:
Keywords: | Reviewers:
Authors: Volker Braun | Work issues:
Report Upstream: N/A | Commit:
Branch: | 266d921d01f02e1301fb9e2981599fd17d71b152
u/vbraun/faster_enumeration | Stopgaps:
Dependencies: |
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Comment (by ursula):
Asking for the cardinality of a toric variety raises a Not Implemented
Error:
{{{
P4.<z0,z1,z2,z3,z4> = toric_varieties.P(4)
11
P4.cardinality()
12
Error in lines 2-2
Traceback (most recent call last):
File "/projects/fbc7bfa1-2c3e-4abc-
b8d5-3a0b959a311d/.sagemathcloud/sage_server.py", line 865, in execute
exec compile(block+'\n', '', 'single') in namespace, locals
File "", line 1, in <module>
File "/projects/fbc7bfa1-2c3e-4abc-
b8d5-3a0b959a311d/sage-6.3-x86_64-Linux/local/lib/python2.7/site-
packages/sage/categories/sets_cat.py", line 1322, in cardinality
raise NotImplementedError("unknown cardinality")
NotImplementedError: unknown cardinality
}}}
Should P4.cardinality() have the same output as
P4.point_set().cardinality()?
--
Ticket URL: <http://trac.sagemath.org/ticket/16953#comment:5>
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