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From quasi-hereditary algebras with exact Borel subalgebras to directed bocses
Swansea Univ, Dept Math, Bay Campus,Fabian Way, Swansea SA1 8EN, W Glam, Wales.;Univ Bialystok, Fac Math, K Ciolkowskiego 1M, PL-15245 Bialystok, Poland..
Univ Stuttgart, Inst Algebra & Number Theory, Pfaffenwaldring 57, D-70569 Stuttgart, Germany..
Uppsala University, Disciplinary Domain of Science and Technology, Mathematics and Computer Science, Department of Mathematics.ORCID iD: 0000-0002-1216-4024
2020 (English)In: Bulletin of the London Mathematical Society, ISSN 0024-6093, E-ISSN 1469-2120, Vol. 52, no 2, p. 367-378Article in journal (Refereed) Published
Abstract [en]

Up to Morita equivalence, every quasi-hereditary algebra is the dual algebra of a directed bocs or a coring. From the bocs, an exact Borel subalgebra is obtained. In this paper a characterisation of exact Borel subalgebras arising in this way is given.
Place, publisher, year, edition, pages
Wiley , 2020. Vol. 52, no 2, p. 367-378
Keywords [en]
16G10 (primary), 16E45, 16T15, 17B10, 17B35 (secondary)
National Category
Algebra and Logic
Identifiers
URN: urn:nbn:se:uu:diva-422477DOI: 10.1112/blms.12331ISI: 000526679200001OAI: oai:DiVA.org:uu-422477DiVA, id: diva2:1476884
Available from: 2020-10-15 Created: 2020-10-15 Last updated: 2020-10-15Bibliographically approved

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Külshammer, Julian

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