#10568: multipying sparse matrices by integers in unnecceraly slow
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Reporter: mderickx | Owner: jason, was
Type: enhancement | Status: new
Priority: major | Milestone:
Component: linear algebra | Keywords:
Author: | Upstream: N/A
Reviewer: | Merged:
Work_issues: |
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Comment(by mderickx):
it can be even faster then the second suggestion. with still the same m as
above:
sage: time for key in m._dict(): m._dict()[key]=2*(m._dict()[key])
CPU times: user 0.03 s, sys: 0.00 s, total: 0.04 s
Wall time: 0.04 s
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/10568#comment:1>
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