Results 61 to 70 of about 305,109 (261)

Model-theory of vector-spaces over unspecified fields

open access: yes, 2009
Vector spaces over unspecified fields can be axiomatized as one-sorted structures, namely, abelian groups with the relation of parallelism. Parallelism is binary linear dependence.
Pierce, David
core   +1 more source

Advancing Transformative Learning in Sustainability Management Education: A Systematic Review and Integrative Model

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Reversing dominant unsustainable business practices requires a fundamental shift in how business practitioners perceive and enact sustainability. Management education is crucial for preparing prospective business professionals to lead this change, yet traditional curricula often perpetuate unsustainable paradigms.
Justo Alberto Ramírez‐Franco   +2 more
wiley   +1 more source

Existential prime convex Jonsson theories and their models

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2016
This article is devoted to the study of the model - theoretic properties of special subclasses of Jonsson theories and their classes of models. Namely, introduce a new class of Jonsson theories is existentially prime convex Jonsson theories.
A.R. Yeshkeyev
doaj  

Mapping Properties of Co-existentially Closed Continua

open access: yes, 2005
A continuous surjection between compacta is called co-existential if it is the second of two maps whose composition is a standard ultracopower projection.
Bankston, Paul
core  

A Computability-Theoretic Investigation into Existentially Closed Groups

open access: yes
This thesis comprises one chapter (plus this introduction) and two appendices. Chapter \ref{computability theory of ec groups} appears, with minor modifications, as a stand-alone paper.
Scott, Isabella
core   +1 more source

Some model-theoretic correspondences between dimension groups and AF algebras

open access: yes, 2011
If A⊆B are structures for a first-order language S, A is said to be algebraically (existentially) closed in B just in case every positive existential (existential) SA-sentence true in BA is true in AA.
Philip Scowcroft, Scowcroft, Philip
core   +1 more source

Circling the Archetype: Tensions Limiting the Transformation to a Circular Economy

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This research examines key tensions and the archetypal paradox that prevent the transformation to a circular economy (CE) across individual, organizational, and systems levels, problematizing CE assumptions. Tension manifestations are analyzed using a qualitative case study across eight diverse industries and geographies.
Helleke Heikkinen   +5 more
wiley   +1 more source

The Tree of Life Synagogue Attack: A Terrorist Radicalization Assessment Protocol‐18 Examination of Pre‐Attack Warnings and Post‐Attack Contagion and Copycat Effects

open access: yesBehavioral Sciences &the Law, EarlyView.
ABSTRACT This is a retrospective case study of an antisemitic lone actor terrorist who completed the deadliest attack against the Jewish community in American history. The analysis through the lens of the Terrorist Radicalization Assessment Protocol (TRAP‐18) finds that 72% of the warning indicators were present, including four proximal warning ...
Molly Amman, Julia Kupper, J. Reid Meloy
wiley   +1 more source

Some Existentially Closed Graphs

open access: yes, 2007
We give a characterization of the existentially closed models and pregeneric models of the theory of planar graphs and graphs without K 3;3 - minor. We show that there are 2 @0 countable existentially closed models in these classes and that all are ...
Thomas Dinski
core  

Reclaiming Anatomy as Method: From Morphological Reasoning to Clinical Relevance

open access: yesClinical Anatomy, EarlyView.
ABSTRACT In recent decades, molecular biology and omics technologies have profoundly reshaped biomedical research, with genomics, proteomics, and other high‐throughput approaches dominating scientific agendas and funding priorities. Within this molecular paradigm, however, the anatomical sciences face an epistemic and institutional tension: morphology,
Katia Cortese, Marco Frascio
wiley   +1 more source

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