On the ranks of idempotent matrices over skew semifields

dc.contributor.author	Il'in S.
dc.date.accessioned	2018-09-18T20:01:03Z
dc.date.available	2018-09-18T20:01:03Z
dc.date.issued	2012
dc.identifier.issn	0001-4346
dc.identifier.uri	https://dspace.kpfu.ru/xmlui/handle/net/135773
dc.description.abstract	As is well known, every positive idempotent matrix is of rank 1. It is proved that idempotent matrices without zeros have this property over many skew semifields, and all these skew semifields are described. © 2012 Pleiades Publishing, Ltd.
dc.relation.ispartofseries	Mathematical Notes
dc.subject	(weakly) additively cancellable skew semifield
dc.subject	(weakly) additively idempotent skew semifield
dc.subject	idempotent matrix
dc.subject	rank
dc.subject	skew semifield
dc.title	On the ranks of idempotent matrices over skew semifields
dc.type	Article
dc.relation.ispartofseries-issue	5
dc.relation.ispartofseries-volume	91
dc.collection	Публикации сотрудников КФУ
dc.relation.startpage	782
dc.source.id	SCOPUS00014346-2012-91-5-SID84864215202

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Публикации сотрудников КФУ Scopus [24551]
Коллекция содержит публикации сотрудников Казанского федерального (до 2010 года Казанского государственного) университета, проиндексированные в БД Scopus, начиная с 1970г.