Results 101 to 110 of about 305,109 (261)

On the model-completion of Heyting algebras

open access: yes, 2018
We axiomatize the model-completion of the theory of Heyting algebras by means of the "Density" and "Splitting" properties in [DJ18], and of a certain "QE Property" that we introduce here. In addition: we prove that this model-completion has a prime model,
Darnière, Luck
core  

Coping Practices of Small‐ and Medium‐Sized Enterprises Facing Power Asymmetry in Digital Platform Business

open access: yesStrategic Change, EarlyView.
ABSTRACT Digital platform (DP) enterprises have risen to the top of the global economy by inverting traditional business models. They earn money through matchmaking, transaction facilitation, and efficient orchestration of other stakeholders' resources.
Lukas R. G. Fitz, Jochen Scheeg
wiley   +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

The Bazaar as a Model for Knowledge Work

open access: yesKnowledge and Process Management, EarlyView.
ABSTRACT This paper presents fieldwork that extends existing metaphors of knowledge work as a process shaped by hierarchical or market forces. A qualitative, ethnographic study of six knowledge‐intensive businesses in two countries identifies striking parallels with the Middle Eastern bazaar in contrast to Western impersonal markets and hierarchies. We
Reed Elliot Nelson   +2 more
wiley   +1 more source

Ax-Kochen-Ershov principles for finitely ramified henselian fields

open access: yes
We study the model theory of finitely ramified henselian valued fields of fixed initial ramification, obtaining versions of the Ax-Kochen-Ershov principle as follows.
Anscombe, Sylvy   +2 more
core   +1 more source

PAC structures as invariants of finite group actions

open access: yes, 2023
We study model theory of actions of finite groups on substructures of a stable structure. We give an abstract description of existentially closed actions as above in terms of invariants and PAC structures.
Kowalski, Piotr, Hoffmann, Daniel Max
core  

Epidemiological Signals, Knowledge Gaps, and Practice Considerations From the 2024 Functional Neurological Disorder Society International Meeting: A Conference Report With Narrative Synthesis

open access: yesMedicine Bulletin, EarlyView.
ABSTRACT The 2024 International Conference on Functional Neurological Disorders brought together clinicians, researchers, advocates, and service‐user representatives to discuss recent developments in functional neurological disorder and related functional disorders.
Yadira Velazquez‐Rodriquez   +2 more
wiley   +1 more source

Model Completeness and Π2 -rules: the case of Contact Algebras

open access: yes, 2020
We give a sufficient condition for deciding admissibility of non-standard inference rules inside a modal calculus S with the universal modality. The condition requires the existence of a model completion for the discriminator variety of algebras which ...
S. Ghilardi, N. Bezhanishvili, L. Landi
core  

From model completeness to verification of data aware processes

open access: yes, 2019
Model Completeness is a classical topic in model-theoretic algebra, and its inspiration sources are areas like algebraic geometry and field theory. Yet, recently, there have been remarkable applications in computer science: these applications range from ...
S. Ghilardi   +9 more
core   +1 more source

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