Tree oriented pullback
Given two epimorphisms of algebras A↠ B and C↠ B, we consider the pullback R. We
introduce a particular class of algebras, the tree oriented pullback, where there is a close …
introduce a particular class of algebras, the tree oriented pullback, where there is a close …
On the invariant theory for tame tilted algebras
C Chindris - Algebra & Number Theory, 2013 - msp.org
We show that a tilted algebra A is tame if and only if for each generic root d of A and each
indecomposable irreducible component C of mod (A, d), the field of rational invariants k (C) …
indecomposable irreducible component C of mod (A, d), the field of rational invariants k (C) …
Domestic trivial extensions of simply connected algebras
I Assem, J Nehring, A Skowronski - Tsukuba journal of mathematics, 1989 - JSTOR
Let A be a finite-dimensional, basic and connected algebra (associative, with 1) over an
algebraically closed field. It is called simply connected it it is triangular and, for any …
algebraically closed field. It is called simply connected it it is triangular and, for any …
[图书][B] Hereditary triangulated categories
CM Ringel - 1998 - Citeseer
We call a triangulated category hereditary, in case it is triangle equivalent to the bounded
derived category Db (A) of a hereditary abelian category A. Such a hereditary triangulated …
derived category Db (A) of a hereditary abelian category A. Such a hereditary triangulated …
Finitistic dimension of properly stratified algebras
V Mazorchuk, S Ovsienko - Advances in Mathematics, 2004 - Elsevier
We prove that the finitistic dimension of a properly stratified algebra having a simple
preserving duality and for which every tilting module is cotilting, equals twice the projective …
preserving duality and for which every tilting module is cotilting, equals twice the projective …
Algebras whose derived category is tame
JA De la Pe a - Contemporary Mathematics, 1998 - books.google.com
Let A be a finite dimensional algebra over an algebraically closed field k. In recent years the
consideration of the derived category D"(A) of the category mod A of (left-) modules over A …
consideration of the derived category D"(A) of the category mod A of (left-) modules over A …
Tilting Quivers for Hereditary Algebras
S Li - Mathematics, 2024 - mdpi.com
Let A be a finite dimensional hereditary algebra over an algebraically closed field k. In this
paper, we study the tilting quiver of A from the viewpoint of τ-tilting theory. First, we prove that …
paper, we study the tilting quiver of A from the viewpoint of τ-tilting theory. First, we prove that …
Examples of Auslander-Reiten components in the bounded derived category
S Scherotzke - arXiv preprint arXiv:0906.4987, 2009 - arxiv.org
We deduce a necessary condition for Auslander-Reiten components of the bounded derived
category of a finite dimensional algebra to have Euclidean tree class by classifying certain …
category of a finite dimensional algebra to have Euclidean tree class by classifying certain …
[PDF][PDF] Indecomposable modules in coils
P Malicki, A Skowro, B Tomé - Colloquium Mathematicum, 2002 - researchgate.net
We describe the structure of all indecomposable modules in standard coils of the Auslander–
Reiten quivers of finite-dimensional algebras over an algebraically closed field. We prove …
Reiten quivers of finite-dimensional algebras over an algebraically closed field. We prove …
[PDF][PDF] Iterated tilted and tilted stably hereditary algebras
J Lévesque - Colloquium Mathematicum, 2003 - researchgate.net
We prove that a stably hereditary bound quiver algebra A= KQ/I is iterated tilted if and only if
(Q, I) satisfies the clock condition, and that in this case it is of type Q. Furthermore, A is tilted if …
(Q, I) satisfies the clock condition, and that in this case it is of type Q. Furthermore, A is tilted if …