Results 51 to 60 of about 7,890,386 (291)

On Homological Dimensions of S-Acts With Unique Zero

open access: yesJournal of Mathematics
In this paper, we introduce homological dimensions of S-acts for a commutative monoid S with a zero element and analyze their properties. We define projective (flat) dimension by means of double-arrow complexes and construct an injective resolution of an
Elahe Nafarieh Talkhooncheh   +4 more
doaj   +1 more source

The Regularity of Some Families of Circulant Graphs

open access: yesMathematics, 2019
We compute the Castelnuovo−Mumford regularity of the edge ideals of two families of circulant graphs, which includes all cubic circulant graphs.
Miguel Eduardo Uribe-Paczka   +1 more
doaj   +1 more source

Note on absolute sets of rigid local systems

open access: yesComptes Rendus. Mathématique, 2022
In this note we give a description up to a quasi-finite morphism of the absolute sets of simple cohomologically rigid local systems on a smooth complex quasi-projective algebraic variety.
Budur, Nero   +2 more
doaj   +1 more source

Properly stratified algebras and tilting

open access: yes, 2005
We study the properties of tilting modules in the context of properly stratified algebras. In particular, we answer the question when the Ringel dual of a properly stratified algebra is properly stratified itself, and show that the class of properly ...
Frisk, Anders, Mazorchuk, Volodymyr
core   +1 more source

Gorenstein projective dimension for complexes [PDF]

open access: yesTransactions of the American Mathematical Society, 2005
We define and study a notion of Gorenstein projective dimension for complexes of left modules over associative rings. For complexes of finite Gorenstein projective dimension we define and study a Tate cohomology theory. Tate cohomology groups have a natural transformation to classical Ext groups. In the case of module arguments, we show that these maps
openaire   +2 more sources

Psychosocial Outcomes in Patients With Endocrine Tumor Syndromes: A Systematic Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction The combination of disease manifestations, the familial burden, and varying penetrance of endocrine tumor syndromes (ETSs) is unique. This review aimed to portray and summarize available data on psychosocial outcomes in patients with ETSs and explore gaps and opportunities for future research and care.
Daniël Zwerus   +6 more
wiley   +1 more source

On the Projective Algebra of Randers Metrics of Constant Flag Curvature

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2011
The collection of all projective vector fields on a Finsler space (M,F) is a finite-dimensional Lie algebra with respect to the usual Lie bracket, called the projective algebra denoted by p(M,F) and is the Lie algebra of the projective group P(M,F).
Mehdi Rafie-Rad, Bahman Rezaei
doaj   +1 more source

On Pure Derived Categories

open access: yes, 2016
We investigate the properties of pure derived categories of module categories, and show that pure derived categories share many nice properties of classical derived categories.
Huang, Zhaoyong, Zheng, Yuefei
core   +1 more source

Coreflexive Modules and Semidualizing Modules with Finite Projective Dimension

open access: yes, 2017
Let R and S be rings and SωR a semidualizing bimodule. For a subclass T of the class of ω-coreflexive modules and n ≥ 1, we introduce and study modules of ω-T -class n. By using the properties of such modules, we get some equivalent characterizations for
Xi Tang, Zhaoyong Huang
semanticscholar   +1 more source

The MedSupport Multilevel Intervention to Enhance Support for Pediatric Medication Adherence: Development and Feasibility Testing

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction We developed MedSupport, a multilevel medication adherence intervention designed to address root barriers to medication adherence. This study sought to explore the feasibility and acceptability of the MedSupport intervention strategies to support a future full‐scale randomized controlled trial.
Elizabeth G. Bouchard   +8 more
wiley   +1 more source

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