#17928: opposite of cones and fans
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Reporter: chapoton | Owner:
Type: enhancement | Status: new
Priority: minor | Milestone: sage-6.6
Component: geometry | Keywords: cone, fan, negative
Merged in: | Authors: Frédéric Chapoton
Reviewers: | Report Upstream: N/A
Work issues: | Branch:
Commit: | Dependencies:
Stopgaps: |
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it would be useful to be able to write -C and -F
for the cone obtained by negating the rays of a cone, and same for a fan.
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Ticket URL: <http://trac.sagemath.org/ticket/17928>
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