Results 11 to 20 of about 1,703,281 (261)

Real Computational Universality: The Word Problem for a class of groups with infinite presentation [PDF]

open access: yes, 2006
The word problem for discrete groups is well-known to be undecidable by a Turing Machine; more precisely, it is reducible both to and from and thus equivalent to the discrete Halting Problem.
Meer, Klaus, Ziegler, Martin
core   +4 more sources

A note on the higher Atiyah-Patodi-Singer index theorem on Galois coverings [PDF]

open access: yes, 2015
Let $\Gamma$ be a finitely generated discrete group satisfying the rapid decay condition. We give a new proof of the higher Atiyah-Patodi-Singer theorem on a Galois $\Gamma$-coverings, thus providing an explicit formula for the higher index associated to
Gorokhovsky, Alexander   +2 more
core   +1 more source

Pragmatically Framed Cross-Situational Noun Learning Using Computational Reinforcement Models

open access: yesFrontiers in Psychology, 2018
Cross-situational learning and social pragmatic theories are prominent mechanisms for learning word meanings (i.e., word-object pairs). In this paper, the role of reinforcement is investigated for early word-learning by an artificial agent.
Shamima Najnin   +2 more
doaj   +1 more source

Bibliometric Profile of Studies Related with Equity Theory

open access: yesJournal of Tourismology, 2019
This study aims to present a general framework about studies on equity theory. For this purpose, articles related with equity theory were examined in terms of various bibliometric characteristics. Word “equity” and “equity theory” were searched among the
Buse Çeti, Azize Tunç Hassan
doaj   +3 more sources

Die benutting van bestuurstalent met verwysing na die invloed van leierskapstyl en tydspan

open access: yesSA Journal of Industrial Psychology, 1975
A field and Laboratory study were conducted to determine the relationship between Leadership style, time-span of discretion and group performance.
J. C. D. Augustyn
doaj   +1 more source

The Waring problem for Lie groups and Chevalley groups [PDF]

open access: yes, 2014
The classical Waring problem deals with expressing every natural number as a sum of g(k) k-th powers. Similar problems were recently studied in group theory, where we aim to present group elements as short products of values of a given non-trivial word w.
Hui, Chun Yin   +2 more
core   +3 more sources

The Strategy the Use of False Assumption and Word Problem Solving

open access: yesJournal on Efficiency and Responsibility in Education and Science, 2019
The paper describes one problem solving strategy – the Use of false assumption. The objective of the paper is to show, in accordance with Phylogenesis and Ontogenesis Theory, that it is worthwhile to reiterate the process of development of the concept of
Petr Eisenmann   +2 more
doaj   +1 more source

On Schubert calculus in elliptic cohomology [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2015
An important combinatorial result in equivariant cohomology and $K$-theory Schubert calculus is represented by the formulas of Billey and Graham-Willems for the localization of Schubert classes at torus fixed points.
Cristian Lenart, Kirill Zainoulline
doaj   +1 more source

Criterion for Cannon's Conjecture [PDF]

open access: yes, 2012
The Cannon Conjecture from the geometric group theory asserts that a word hyperbolic group that acts effectively on its boundary, and whose boundary is homeomorphic to the 2-sphere, is isomorphic to a Kleinian group.
Markovic, Vladimir
core   +4 more sources

Combinatorial conditionality of culture-specific collocations [PDF]

open access: yesSHS Web of Conferences, 2019
Combinatorial lexicology as a section of lexicology deals with the theory of syntagms, valency, collocability, the relation of word semantics and collocability, the relation of syntagmatics of a language sign and the language system, functions of ...
Arkhipova Elena, Vlavatskaya Marina
doaj   +1 more source

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