#10506: efficient counting of cusps for the principal congruence subgroup
Gamma(n)
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Reporter: rje | Owner: John Cremona
Type: enhancement | Status: positive_review
Priority: minor | Milestone: sage-4.6.1
Component: modular forms | Keywords: cusps, ncusps(),
Gamma(n), principal congruence subgroup
Author: Ron Evans / John Cremona | Upstream: N/A
Reviewer: Ron Evans | Merged:
Work_issues: |
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Changes (by newvalueoldvalue):
* status: needs_review => positive_review
* reviewer: => Ron Evans
* author: Ron Evans => Ron Evans / John Cremona
Comment:
The product formula in the patch is equivalent to the summation formula in
my ticket, and is faster! The examples given are all correct.
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/10506#comment:2>
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