Foundation of the representation theory of artin algebras, using the Gabriel-Roiter measure

CM Ringel - Contemporary Mathematics, 2006 - books.google.com
… of maximal length, and X the indecomposable projective module of length 4. Again, we
have dim Hom (X, Y)= 2. Here, any generic map X→ Y is a monomorphism (but such a …

Projectively stable Artin algebras: representation theory and quivers with relations

S Jahadeeshan, M Kleiner - Communications in Algebra, 1999 - Taylor & Francis
… in terms of their projective modules will be needed later. … artin algebras stably equivalent to
an hereditary algebra, we prove that the endomorphism ring of an indecomposable module is …

Remarks on projective resolutions

EL Green - … Conference on Representations of Algebras Ottawa …, 1980 - Springer
… posable projective left modules in … Artin algebras of finite representation type (ie, algebras
with only a finite number of nonisomorphic indecomposable finitely generated left modules

Representation theory of artin algebras v: methods for computing aimost split sequences and irreducible morphisms

M Auslander, I Reiten - Communications in algebra, 1977 - Taylor & Francis
… DTr(f) = 7' and I is an injective A-module. (ii) If A is not injective and B = ~''4 … projective A-module.
We point out that in the above the projective modules P and & and the injective modules

On contravariant finiteness of subcategories of modules of projective dimension≤ 𝐼

B Deng - Proceedings of the American Mathematical Society, 1996 - ams.org
… paper, all algebras are artin algebras, all modules are finitely generated left modules, and …
Since L is in Ω(mod ∧), it follows that L ⊂ rQ for some projective module Q. Then L/socL ⊂ rQ/…

[PDF][PDF] QF-3 rings and categories of projective modules

H Tachikawa - Journal of Algebra, 1974 - core.ac.uk
… Auslander proved that for Artin algebras thcrc is a one-to-one correspondence … this result
the condition on R and A to bc Artin algebras is unnecessary, and have given a generalization …

Strongly Gorenstein projective modules over upper triangular matrix artin algebras

N Gao, P Zhang - Communications in Algebra®, 2009 - Taylor & Francis
algebras. In particular, we show that all the strongly Gorenstein projective modules over
one-point extensions of a finite-dimensional algebra A by finite-dimensional modules are always …

[PDF][PDF] On the finitistic global dimension conjecture for Artin algebras

K Igusa, G Todorov - … of algebras and related topics, 2005 - researchgate.net
… Let Λ = EndΓ(P)op, where P is a projective module over an artin algebra Γ with gldimΓ ≤
3. Then findimΛ ≤ ψ((P,Γ)) + 3 where (P,Γ) = HomΓ(P,Γ) is considered as a Λ-module. …

[PDF][PDF] Representation theory of graded Artin algebras

R Gordon, EL Green - Journal of Algebra, 1982 - core.ac.uk
… a given Artin algebra of finite representation type, every module is … of A/sot A; and, if B is
projective, then A is isomorphic to a … injective modules and projective modules are gradable, A is …

Projective resolutions over Artin algebras with zero relations

EL Green, D Happel, D Zacharia - Illinois Journal of Mathematics, 1985 - projecteuclid.org
… As a first application we see that if A is an artin algebra whose … computing the projective
resolutions of the simple A-modules. … Let A be an artin algebra whose quiver is given by a tree T …