Opened 4 years ago
Last modified 4 years ago
#23716 new defect
multiplication dense x sparse should not use dense multiplication
Reported by: | vdelecroix | Owned by: | |
---|---|---|---|
Priority: | major | Milestone: | sage-8.1 |
Component: | linear algebra | Keywords: | days88 |
Cc: | Merged in: | ||
Authors: | Reviewers: | ||
Report Upstream: | N/A | Work issues: | |
Branch: | Commit: | ||
Dependencies: | Stopgaps: |
Description (last modified by )
The algorithm for the multiplications (dense matrix) x (sparse matrix)
or (sparse matrix) x (dense vector)
is currrently done by first converting the sparse matrix into a dense matrix and then operating on the result. See sage.matrix.action
.
Change History (3)
comment:1 Changed 4 years ago by
- Keywords days88 added
comment:2 Changed 4 years ago by
- Description modified (diff)
- Summary changed from multiplication dense x sparse should not convert sparse to dense to multiplication dense x sparse should not use dense multiplication
comment:3 Changed 4 years ago by
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Would this be addressed by #20679?