Results 61 to 70 of about 329,157 (308)

Fundamentals of soft category theory

open access: yesBulletin of Computational Applied Mathematics, 2018
The soft category theory offers a way to study soft theories developed so far more generally. The main purpose of this paper is to introduce the basic algebraic operations in soft categories, and for that we introduce some algebraic operations, like ...
Sujit Kumar Sardar   +2 more
doaj  

Effectiveness of Resistance Intradialytic Exercise Compared to Aerobic Intradialytic Exercise for Patients With Chronic Kidney Disease: A Randomized Controlled Clinical Trial

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Patients with chronic kidney disease undergoing hemodialysis commonly experience reduced physical function, fatigue, poor sleep quality, and impaired health‐related quality of life. Intradialytic exercise has been proposed as a non‐pharmacological strategy to improve these outcomes.
Klebson da Silva Almeida   +6 more
wiley   +1 more source

Tilting objects in functor category [PDF]

open access: yes, 2022
Given a ring R, one can consider the category of additive contravariant functors from the category of finitely presented R-modules to the abelian groups, which turns out to be a Grothendieck category.
Cangemi, Domenico
core  

Architecture, Analysis, and Design of Systems Using Extensions of Category Theory

open access: yesIEEE Open Journal of Systems Engineering
The engineering of systems has lacked the scientific and mathematical underpinnings enjoyed by traditional engineering disciplines. Earlier work of the authors formulated advanced mathematical methods for architecture definition and the use of model ...
Charles E. Dickerson   +1 more
doaj   +1 more source

Categories of theories and interpretations

open access: yes, 2006
In this paper we study categories of theories and interpretations. In these categories, notions of sameness of theories, like synonymy, bi-interpretability and mutual interpretability, take the form of isomorphism. We study the usual notions like monomorphism and product in the various theories.
openaire   +3 more sources

Comparative Evaluation of Hemodiafiltration, Hemoperfusion, and Standard Hemodialysis on Efficacy, Inflammatory Control, Dialysis Adequacy, and Safety in End‐Stage Renal Disease: A Prospective Observational Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Chronic micro‐inflammation in patients with end‐stage renal disease (ESRD) is a significant driver of cardiovascular complications and diminished quality of life. While standard hemodialysis (SHD) effectively manages small‐molecule clearance, its ability to remove medium‐to‐large uremic toxins—the primary catalysts of systemic ...
Hongwei Zuo   +5 more
wiley   +1 more source

Complex Systems from the Perspective of Category Theory: I. Functioning of the Adjunction Concept [PDF]

open access: yes, 2003
We develop a category theoretical framework for the comprehension of the information structure associated with a complex system, in terms of families of partial or local information carriers.
Zafiris, Elias
core  

Paranatural Category Theory [PDF]

open access: yes, 2023
We establish and advocate for a novel branch of category theory, centered around strong dinatural transformations (herein known as "paranatural transformations"). Paranatural transformations generalize natural transformations to mixed-variant difunctors,
Neumann, Jacob
core   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Restriction Category Perspectives of Partial Computation and Geometry [PDF]

open access: yes, 2017
This thesis introduces several structures based on Cockett and Lack’s restriction categories which find applications in partial computation, geometry, topology and two-dimensional category theory.
DeWolf, Darien
core  

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