Ryser's conjecture under linear constraints

Ryser's conjecture under linear constraints

There are no nontrivial circulant Hadamard matrices provided that the entries satisfy some linear relations.

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Bibliographic Details
Date:2022
Main Author: Gallardo, L. H.
Format: Article
Language:English
Published: Lugansk National Taras Shevchenko University 2022
Subjects:
circulant matrices
Hadamard matrices
sums of roots of unity
unit circle
cyclotomic fields
11R18
15B34
11A07
Online Access:https://admjournal.luguniv.edu.ua/index.php/adm/article/view/1791
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Journal Title:Algebra and Discrete Mathematics

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Algebra and Discrete Mathematics
id admjournalluguniveduua-article-1791
record_format ojs
spelling admjournalluguniveduua-article-17912022-06-15T04:49:44Z Ryser's conjecture under linear constraints Gallardo, L. H. circulant matrices, Hadamard matrices, sums of roots of unity, unit circle, cyclotomic fields 11R18, 15B34, 11A07 There are no nontrivial circulant Hadamard matrices provided that the entries satisfy some linear relations. Lugansk National Taras Shevchenko University 2022-06-15 Article Article Peer-reviewed Article application/pdf https://admjournal.luguniv.edu.ua/index.php/adm/article/view/1791 10.12958/adm1791 Algebra and Discrete Mathematics; Vol 33, No 1 (2022) 2415-721X 1726-3255 en https://admjournal.luguniv.edu.ua/index.php/adm/article/view/1791/pdf https://admjournal.luguniv.edu.ua/index.php/adm/article/downloadSuppFile/1791/853 Copyright (c) 2022 Algebra and Discrete Mathematics
institution Algebra and Discrete Mathematics
baseUrl_str
datestamp_date 2022-06-15T04:49:44Z
collection OJS
language English
topic circulant matrices
Hadamard matrices
sums of roots of unity
unit circle
cyclotomic fields
11R18
15B34
11A07
spellingShingle circulant matrices
Hadamard matrices
sums of roots of unity
unit circle
cyclotomic fields
11R18
15B34
11A07
Gallardo, L. H.
Ryser's conjecture under linear constraints
topic_facet circulant matrices
Hadamard matrices
sums of roots of unity
unit circle
cyclotomic fields
11R18
15B34
11A07
format Article
author Gallardo, L. H.
author_facet Gallardo, L. H.
author_sort Gallardo, L. H.
title Ryser's conjecture under linear constraints
title_short Ryser's conjecture under linear constraints
title_full Ryser's conjecture under linear constraints
title_fullStr Ryser's conjecture under linear constraints
title_full_unstemmed Ryser's conjecture under linear constraints
title_sort ryser's conjecture under linear constraints
description There are no nontrivial circulant Hadamard matrices provided that the entries satisfy some linear relations.
publisher Lugansk National Taras Shevchenko University
publishDate 2022
url https://admjournal.luguniv.edu.ua/index.php/adm/article/view/1791
work_keys_str_mv AT gallardolh rysersconjectureunderlinearconstraints
first_indexed 2025-12-02T15:35:14Z
last_indexed 2025-12-02T15:35:14Z
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