Results 11 to 20 of about 331 (40)

A characterization of admissible algebras with formal two-ray modules

open access: yes, 2005
In the paper we characterize, in terms of quivers and relations, the admissible algebras with formal two-ray modules introduced by G. Bobi\'nski and A. Skowro\'nski [Cent. Eur. J.Math.1 (2003), 457--476].Comment: Mainly correcting typos.
Drozd Yu. A.   +5 more
core   +3 more sources

From triangulated categories to abelian categories--cluster tilting in a general framework

open access: yes, 2006
We put cluster tilting in ageneral framework by showing that any quotient of a triangulated category modulo a tilting subcategory (that is, a maximal one-orthogonal subcategory) carries an abelian structure.
Koenig, Steffen, Zhu, Bin
core   +4 more sources

Generalised friezes and a modified Caldero-Chapoton map depending on a rigid object, II [PDF]

open access: yes, 2015
It is an important aspect of cluster theory that cluster categories are "categorifications" of cluster algebras. This is expressed formally by the (original) Caldero-Chapoton map X which sends certain objects of cluster categories to elements of cluster ...
Holm, Thorsten, Jorgensen, Peter
core  

Species specific morphological alterations in liver tissue after biliary occlusion in rat and mouse: Similar but different. [PDF]

open access: yesPLoS One, 2022
Richter B   +5 more
europepmc   +1 more source

On the non-existence of right almost split maps

open access: yes, 2015
We show that, over any ring, a module $C$ is a codomain of a right almost split map if and only if $C$ is a finitely presented module with local endomorphism ring; thus we give an answer to a 40 years old question by M. Auslander.
Šaroch, Jan
core  

Classification of discrete derived categories

open access: yesOpen Mathematics, 2004
Bobiński Grzegorz   +2 more
doaj   +1 more source

On a family of vector space categories

open access: yesOpen Mathematics, 2003
Bobiński Grzegorz, Skowroński Andrzej
doaj   +1 more source

On Hom-spaces of tame algebras

open access: yesOpen Mathematics, 2007
Bautista Raymundo   +3 more
doaj   +1 more source

Domestic iterated one-point extensions of algebras by two-ray modules

open access: yesOpen Mathematics, 2003
Bobiński Grzegorz, Skowroński Andrzej
doaj   +1 more source

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