Opened 8 years ago

Closed 8 years ago

Last modified 8 years ago

#17149 closed enhancement (fixed)

iOA with big holes through product of OA

Reported by: Nathann Cohen Owned by:
Priority: major Milestone: sage-6.4
Component: combinatorial designs Keywords:
Cc: Vincent Delecroix Merged in:
Authors: Nathann Cohen Reviewers: Vincent Delecroix
Report Upstream: N/A Work issues:
Branch: 9fd2e69 (Commits, GitHub, GitLab) Commit:
Dependencies: #16922 Stopgaps:

Status badges

Description

When one multiplies a OA(k,n1)-OA(k,1) with an OA(k,n2), one gets an OA(k,n1.n2)-OA(k,n1).

Will be useful for more complicated applications of the Brouwer-van Rees construction later.

Change History (16)

comment:1 Changed 8 years ago by Nathann Cohen

Branch: u/ncohen/17149
Status: newneeds_review

comment:2 Changed 8 years ago by git

Commit: dc2b5d849b43598cf6982f020d520f4b70fb1ed6

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

8916046trac #16559: Brouwer-Van Rees version of Wilson's decomposition
cf11457trac #16559: Fixed error message for large holes and smaller example
4ecf942trac #16920: New V(m,t) vectors
b06bc3btrac #16920: Make the V(m,t) database more compact
c26542btrac #16920: Even more MOLS
822f174trac #16922: find_brouwer_van_rees_with_one_truncated_column
fbbde48trac #16922: Merged with beta5
dc2b5d8trac #17149: iOA with big holes through product of OA

comment:3 Changed 8 years ago by Nathann Cohen

Rebased on the updated #16922

Nathann

comment:4 Changed 8 years ago by git

Commit: dc2b5d849b43598cf6982f020d520f4b70fb1ed6b6e656aaff8dde5c8775e16120fc34932a7ddf6e

Branch pushed to git repo; I updated commit sha1. This was a forced push. Last 10 new commits:

fe62ae4trac #16559: Bugfix
12177d8trac #16559: fix documentation
3825155trac #16559: remove simple_wilson_construction
9bbd1f2trac #16559: A description for the Brouwer-van Rees construction
cf90906trac #16920: Correct bibliographical references
cf378abtrac #16920: Merged with updated #16559
0d26d10trac #16922: find_brouwer_van_rees_with_one_truncated_column
b71013atrac #16922: big optim. + small optim. + doctest
955b67ftrac #16922: rewrite multiple (new name int_as_sum)
b6e656atrac #17149: iOA with big holes through product of OA

comment:5 Changed 8 years ago by git

Commit: b6e656aaff8dde5c8775e16120fc34932a7ddf6e15fd379dc79933c809b89f9626eed2f9b6934212

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

2878870trac #17149: y->sum_of_holes, x->number_of_holes, holes_sizes->holes
15fd379trac #17149: Code cleaning

comment:6 Changed 8 years ago by git

Commit: 15fd379dc79933c809b89f9626eed2f9b6934212a9e7c28340317f10f64971b808e19288f533d2b6

Branch pushed to git repo; I updated commit sha1. This was a forced push. New commits:

28038c2trac #17149: iOA with big holes through product of OA
478c658trac #17149: y->sum_of_holes, x->number_of_holes, holes_sizes->holes
a9e7c28trac #17149: Code cleaning

comment:7 Changed 8 years ago by git

Commit: a9e7c28340317f10f64971b808e19288f533d2b6c3f7ddfc3695771b5998eb98fdfbb140b6e993d8

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

c3f7ddftrac #17149: OA(10,1620)

comment:8 Changed 8 years ago by git

Commit: c3f7ddfc3695771b5998eb98fdfbb140b6e993d8da421999df22d2a0c851630eb6c9fd33b448d0c3

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

2330e61trac #17149: OA(9,1078)
da42199trac #17149: OA(9,1612)

comment:9 Changed 8 years ago by Nathann Cohen

Yo Vincent ! Would you have some time for this ticket ? ^^;

Nathann

comment:10 Changed 8 years ago by Vincent Delecroix

Reviewers: Vincent Delecroix
Status: needs_reviewpositive_review

Hey,

Sorry for the length and empty review... the code is clean.

Vincent

comment:11 Changed 8 years ago by Nathann Cohen

THaaaaaaaaaaaaaaaanks !!!

Nathann

comment:12 Changed 8 years ago by Volker Braun

Status: positive_reviewneeds_work

Documentation doesn't build

comment:13 Changed 8 years ago by git

Commit: da421999df22d2a0c851630eb6c9fd33b448d0c39fd2e693a76da5a6b05c96683c81f5ffa0c2981c

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

89bd369trac #17149: Merged with 6.5.beta5
9fd2e69trac #17149: Broken doc

comment:14 Changed 8 years ago by Nathann Cohen

Status: needs_workpositive_review

Sorry about that. There was a 'x' in the middle of nowhere.

Nathann

comment:15 Changed 8 years ago by Volker Braun

Branch: u/ncohen/171499fd2e693a76da5a6b05c96683c81f5ffa0c2981c
Resolution: fixed
Status: positive_reviewclosed

comment:16 Changed 8 years ago by Jeroen Demeyer

Commit: 9fd2e693a76da5a6b05c96683c81f5ffa0c2981c

Breakage: #17672

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