Results 31 to 40 of about 4,540,525 (328)

MIXING FOR PROGRESSIONS IN NONABELIAN GROUPS [PDF]

open access: yesForum of Mathematics, Sigma, 2013
AbstractWe study the mixing properties of progressions $(x, xg, x{g}^{2} )$, $(x, xg, x{g}^{2} , x{g}^{3} )$ of length three and four in a model class of finite nonabelian groups, namely the special linear groups ${\mathrm{SL} }_{d} (F)$ over a finite field $F$, with $d$ bounded. For length three progressions $(x, xg, x{g}^{2} )$, we establish a strong
openaire   +4 more sources

The effectiveness of anaerobic digestion in removing estrogens and nonylphenol ethoxylates [PDF]

open access: yes, 2012
This is the post-print version of the final paper published in Journal of Hazardous Materials. The published article is available from the link below. Changes resulting from the publishing process, such as peer review, editing, corrections, structural ...
A. Soares   +48 more
core   +1 more source

Public understanding of science and common sense: Social representations of the human microbiome among the expert and non-expert public [PDF]

open access: yes, 2020
The aim of this investigation is to examine the structure and the content of different social groups’ representations of the human microbiome. We employed a non-probabilistic sample comprising two groups of participants.
Fasanelli, Roberto, Galli, Ida
core   +1 more source

A note on mixed A-reflexive groups

open access: yesJournal of Algebra, 2010
For Abelian groups \(A\) and \(G\), the Warfield \(A\)-dual of \(G\), \(G^*=\Hom(G,A)\). There is a canonical homomorphism \(\delta\colon G\to G^{**}\), and \(G\) is called \(A\)-reflexive if \(\delta\) is an isomorphism. The main problem is to characterize, for various choices of \(A\), the \(A\)-reflexive groups.
Albrecht, Ulrich, Breaz, Simion
openaire   +2 more sources

Anthropogenic disturbance and mixed-species groups

open access: yesFrontiers in Ecology and Evolution
Mixed-species groups (MSGs) are composed of individuals of two or more species with such close associations that they can be regarded as members of the same social group.
Eric K. Frazier   +4 more
doaj   +1 more source

The relative importance of information items and preferred mode of delivery when disseminating results from trials to participants: A mixed‐methods study

open access: yesHealth Expectations, 2022
Background Participants want to receive the results of trials that they have participated in. Dissemination practices are disparate, and there is limited guidance available on what information to provide to participants and how to deliver it.
Jessica Wood   +2 more
doaj   +1 more source

On the structure of the centralizer of a braid [PDF]

open access: yes, 2003
The mixed braid groups are the subgroups of Artin braid groups whose elements preserve a given partition of the base points. We prove that the centralizer of any braid can be expressed in terms of semidirect and direct products of mixed braid groups ...
Gonzalez-Meneses, Juan, Wiest, Bert
core   +2 more sources

Cohesion, order and information flow in the collective motion of mixed-species shoals [PDF]

open access: yesRoyal Society Open Science, 2018
Despite the frequency with which mixed-species groups are observed in nature, studies of collective behaviour typically focus on single-species groups.
Ashley J. W. Ward   +6 more
doaj   +1 more source

Interceding role of village saving groups on the welfare impact of agricultural technology adoption in the Upper East Region, Ghana

open access: yesScientific African, 2020
For most developing countries like Ghana, the adoption of productive agricultural technologies in the quest to achieve food security and improve farmers' welfare cannot be overemphasized. Hence, interventions that have the potential to enhance the impact
Gilbert Dagunga   +4 more
doaj   +1 more source

Investigating Different Types of Red-Light Running Behaviors among Urban e-Bike Rider Mixed Groups

open access: yesJournal of Advanced Transportation, 2021
The red-light running (RLR) behaviors of urban mixed e-bike groups (delivery and ordinary e-bike) have become the main cause of traffic accidents at signalized intersections.
Fan Zhang   +3 more
doaj   +1 more source

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