Results 41 to 50 of about 2,374,826 (325)

A uniqueness theorem for stable homotopy theory [PDF]

open access: yes, 1999
In this paper we study the global structure of the stable homotopy theory of spectra. We establish criteria for when the homotopy theory associated to a given stable model category agrees with the classical stable homotopy theory of spectra.
Schwede, Stefan, Shipley, Brooke
core   +3 more sources

Representing 3/2-Institutions as Stratified Institutions

open access: yesMathematics, 2022
On the one hand, the extension of ordinary institution theory, known as the theory of stratified institutions, is a general axiomatic approach to model theories where the satisfaction is parameterized by states of the models.
Răzvan Diaconescu
doaj   +1 more source

A Category Theory of Communication Theory

open access: yesCoRR, 2015
A theory of how agents can come to understand a language is presented. If understanding a sentence $α$ is to associate an operator with $α$ that transforms the representational state of the agent as intended by the sender, then coming to know a language involves coming to know the operators that correspond to the meaning of any sentence.
openaire   +2 more sources

On Self-Predicative Universals in Category Theory

open access: yes, 2015
1. This paper shows how the universals of category theory in mathematics provide a model (in the Platonic Heaven of mathematics) for the self-predicative strand of Plato's Theory of Forms as well as for the idea of a "concrete universal" in Hegel and ...
Ellerman, David
core   +1 more source

Category theory : definitions and examples [PDF]

open access: yes, 1990
Category theory was invented as an abstract language for describing certain structures and constructions which repeatedly occur in many branches of mathematics, such as topology, algebra, and logic.
Srinivas, Yellamraju V.
core  

Rigidification of algebras over multi-sorted theories

open access: yes, 2009
We define the notion of a multi-sorted algebraic theory, which is a generalization of an algebraic theory in which the objects are of different "sorts." We prove a rigidification result for simplicial algebras over these theories, showing that there is a
Adámek   +13 more
core   +1 more source

Health‐Related Quality of Life and Symptom Severity Among Patients With PIK3CA‐Related Overgrowth Spectrum: A Mixed‐Methods Study to Understand Real‐World Experience With Alpelisib Treatment

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background PIK3CA‐related overgrowth spectrum (PROS) includes several rare overgrowth disorders resulting from somatic gain‐of‐function mutations in PIK3CA. Despite treatment advances, including the recent approval of alpelisib for PROS in the United States, literature detailing the patient experience with PROS is limited.
Vamsi Bollu   +8 more
wiley   +1 more source

AN ANALYSIS OF SOME ASPECTS OF COMPONENT-BASED PROGRAMMING FOR SELECTING APPROPRIATE CATEGORICAL STRUCTURES AS THEIR MODELS [PDF]

open access: yesActa Electrotechnica et Informatica, 2017
Formal methods and formal models are important tools in software engineering. Formal methods provide unambiguous meaning of programs written in some language or constructed from modules. Moreover, they provide the basic mathematical techniques necessary
William STEINGARTNER   +3 more
doaj   +1 more source

Homotopy theory with *-categories

open access: yesTheory and Applications of Categories, 2019
We construct model category structures on various types of (marked) *-categories. These structures are used to present the infinity categories of (marked) *-categories obtained by inverting (marked) unitary equivalences. We use this presentation to explicitly calculate the \infty-categorical G-fixed points and G-orbits for G-equivariant (marked ...
openaire   +2 more sources

Clinical and Biological Features of Response in Resistant Neuroblastoma to 131I‐Metaiodobenzylguanidine Radiotherapy in the Anti‐GD2 Immunotherapy Era

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background 131I‐metaiodobenzylguanidine (131I‐MIBG) radiotherapy is a key treatment for relapsed and refractory (R/R) neuroblastoma (NB). Patients with R/R disease treated in the modern era are increasingly exposed to anti‐GD2 immunotherapy, which exerts selective pressure and may modify both tumor cell state and microenvironment.
Benjamin J. Lerman   +7 more
wiley   +1 more source

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