Results 21 to 30 of about 1,855,646 (259)

Mixed anomalies, two-groups, non-invertible symmetries, and 3d superconformal indices

open access: yesJournal of High Energy Physics, 2023
Mixed anomalies, higher form symmetries, two-group symmetries and non-invertible symmetries have proved to be useful in providing non-trivial constraints on the dynamics of quantum field theories.
Noppadol Mekareeya, Matteo Sacchi
doaj   +1 more source

Refining the stress gradient hypothesis for mixed species groups of African mammals

open access: yesScientific Reports, 2022
Species interactions such as facilitation and predation influence food webs, yet it is unclear how they are mediated by environmental gradients. Here we test the stress gradient hypothesis which predicts that positive species interactions increase with ...
Christian Kiffner   +5 more
doaj   +1 more source

Aviary measurements of dominance and affiliation between members of mixed-species birds flocks in southern China

open access: yesAvian Research, 2023
In mutualistic interactions, all parties are usually considered to benefit; yet there may be asymmetries in mutualisms where some partners/individuals benefit more than others.
Jichong Chen   +4 more
doaj   +1 more source

Harmonized Group Mix for ITS

open access: yesProceedings of the 6th International Conference on Information Systems Security and Privacy, 2020
Vehicle-to-Vehicle (V2V) communication is crucial for almost all future applications in the context of smart traffic, such as autonomous driving. However, while current standards like WAVE provide a technical platform for communication and management, they lack aspects of privacy for their participants.
Mirja Nitschke   +3 more
openaire   +1 more source

A Mixed Methods Analysis of Local Facebook Groups in Helsinki

open access: yesDigital Humanities in the Nordic and Baltic Countries Publications, 2018
In Helsinki, the largest city of Finland, local Facebook groups have become increasingly popular. Communities in Helsinki have developed a virtual existence as a part of everyday life.
Matti Autio
doaj   +1 more source

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

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

New examples of mixed Beauville groups [PDF]

open access: yesJournal of Group Theory, 2015
Abstract We generalise a construction of mixed Beauville groups first given by Bauer, Catanese and Grunewald. We go on to give several examples of infinite families of characteristically simple groups that satisfy the hypotheses of our theorem and thus provide a wealth of new examples of mixed Beauville groups.
Fairbairn, Ben, Pierro, Emilio
openaire   +2 more sources

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