Results 1 to 10 of about 487 (99)

Similarities of Jonsson spectra’s classes

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2023
The study of syntactic and semantic properties of a first-order language, generally speaking, for incomplete theories, is one of the urgent problems of mathematical logic.
A.R. Yeshkeyev   +2 more
doaj   +1 more source

Forcing companions of Jonsson AP-theories

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2022
This article is devoted to the study of the forcing companions of the Jonsson AP-theories in the enriched signature. It is proved that the forcing companion of the theory does not change when expanding the theories under consideration, which have some ...
A.R. Yeshkeyev   +2 more
doaj   +1 more source

Small models of convex fragments of definable subsets

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2020
This article discusses the problems of that part of Model Theory that studies the properties of countable models of inductive theories with additional properties, or, in other words, Jonsson theories.
A.R. Yeshkeyev, N.V. Popova
doaj   +1 more source

Chains of existentially closed models of positive (n1, n2)-Jonsson theories

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2019
In this article are considered model - theoretical properties of chains of positive ( n1,n2) - Jonsson theories. Herewith considered theories is perfect in the sense of the existence of appropriate model companion.
A.R. Yeshkeyev, M.T. Omarova
doaj   +1 more source

Syntactic similarity of definable closures of Jonsson sets

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2018
In the framework of the classification of the Jonsson theories concept of interpretability and admissibility in the language of the semantic triple of the Jonsson theory was considered.
G.A. Urken
doaj   +1 more source

The property of independence for Jonsson sets

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2016
The studies carried out in this article are connected with the description of model - theoretic properties of some, generally speaking, incomplete classes of theories that make a subclass of inductive theories.
A.R. Yeshkeyev
doaj   +1 more source

Normal Jonsson theories and their Kaiser classes

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы
We present results concerning new notion connected with the study of Jonsson theories. The new notion is a Kaiser class of models for arbitrary Jonsson theories.
A.R. Yeshkeyev   +2 more
doaj   +1 more source

Failure in Motion: A Framework for Capability Erosion and Institutional Dysfunction

open access: yesStrategic Change, EarlyView.
ABSTRACT Drawing on the literature on capability erosion and institutional dysfunction (ID), this study develops a conceptual framework that sheds new light on how the interaction between capability erosion and ID creates conditions for business failure across borders. By articulating two dimensions of heterogeneous capability and resource erosion (i.e.
Joseph Amankwah‐Amoah   +1 more
wiley   +1 more source

Double factorization of the Jonsson spectrum

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы
First of all, we have to note that in this article, we introduced the new concepts of relations between Jonsson theories in the class of cosemanticness for some considered Jonsson spectrum.
A.R. Yeshkeyev   +2 more
doaj   +1 more source

The Meritorious ‘Other’: The Interconnection of Merit and Race in EU Migration and Asylum Law

open access: yesJCMS: Journal of Common Market Studies, EarlyView.
Abstract Adopting a law‐in‐context approach, this article suggests that merit‐based migrant selection in the European Union (EU) is implicitly shaped by racial dynamics. With a focus on EU law and more specifically on cases from the Netherlands and Germany, it argues that the growing emphasis on merit enables a limited number of ‘racialised others’ to ...
Sarah Ganty   +3 more
wiley   +1 more source

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