#12791: Running time improvements of some (di)graphs products
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Reporter: dcoudert | Owner: jason, ncohen, rlm
Type: enhancement | Status: positive_review
Priority: major | Milestone: sage-5.0
Component: graph theory | Resolution:
Keywords: graph, digraph, product | Work issues:
Report Upstream: N/A | Reviewers: Nathann Cohen
Authors: David Coudert | Merged in:
Dependencies: | Stopgaps:
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Changes (by ncohen):
* status: needs_review => positive_review
Old description:
> This patch improves the running time of: `tensor_product`,
> `lexicographic_product`, `strong_product`, `disjunctive_product`. It also
> adds missing tests in these functions.
>
> The `cartesian_product` function is part of patch #12770 (solving a bug).
New description:
This patch improves the running time of: `tensor_product`,
`lexicographic_product`, `strong_product`, `disjunctive_product`. It also
adds missing tests in these functions.
The `cartesian_product` function is part of patch #12770 (solving a bug).
Apply :
* [attachment:trac_12791_products.patch]
* [attachment:trac_12791-review.patch]
* [attachment:trac_12791-edge-iterator.patch]
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Comment:
Well... As tests still pass `:-)`
Nathann
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/12791#comment:14>
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