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LatticePoset: Add certificate for is_join_semidistributive #22137

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jm58660 mannequin opened this issue Jan 4, 2017 · 10 comments
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LatticePoset: Add certificate for is_join_semidistributive #22137

jm58660 mannequin opened this issue Jan 4, 2017 · 10 comments

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@jm58660
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jm58660 mannequin commented Jan 4, 2017

Trivial dual of #22133.

CC: @tscrim

Component: combinatorics

Author: Jori Mäntysalo

Branch/Commit: eac575f

Reviewer: Travis Scrimshaw

Issue created by migration from https://trac.sagemath.org/ticket/22137

@jm58660 jm58660 mannequin added this to the sage-7.6 milestone Jan 4, 2017
@jm58660 jm58660 mannequin added c: combinatorics labels Jan 4, 2017
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jm58660 mannequin commented Jan 4, 2017

Branch: u/jmantysalo/join-semidist-cert

@jm58660
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jm58660 mannequin commented Jan 4, 2017

Commit: 97a2de2

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jm58660 mannequin commented Jan 4, 2017

New commits:

97a2de2Add certificate to is_join_semidistributive.

@jm58660 jm58660 mannequin added the s: needs review label Jan 4, 2017
@tscrim
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tscrim commented Jan 4, 2017

comment:3

It would be a little cleaner if you put both if statements in the for loop in one line. If you put the inner one second, short-circuiting will mean it has the same running speed. We should also do this on #22133 too.

@jm58660 jm58660 mannequin added s: needs work and removed s: needs review labels Jan 5, 2017
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sagetrac-git mannequin commented Jan 5, 2017

Branch pushed to git repo; I updated commit sha1. New commits:

eac575fFrom if-if to if-and.

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sagetrac-git mannequin commented Jan 5, 2017

Changed commit from 97a2de2 to eac575f

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jm58660 mannequin commented Jan 5, 2017

comment:6

Replying to @tscrim:

It would be a little cleaner if you put both if statements in the for loop in one line.

Good point. Done.

@jm58660 jm58660 mannequin added s: needs review and removed s: needs work labels Jan 5, 2017
@tscrim
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tscrim commented Jan 5, 2017

Reviewer: Travis Scrimshaw

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tscrim commented Jan 5, 2017

comment:7

LGTM. Thanks.

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vbraun commented Jan 28, 2017

Changed branch from u/jmantysalo/join-semidist-cert to eac575f

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