Results 21 to 30 of about 4,540,525 (328)

Early Competitive Game Playing in Same- and Mixed-Gender Peer Groups [PDF]

open access: yes, 2008
Sixty-four kindergarten children participated in a bead-collecting game. Their competitive, noncompetitive, and other moves were measured. Gender and gender composition of the group affected competition in the context of playing this game with known ...
Stein, Kristen, Weinberger, Nanci
core   +3 more sources

PBL and mixed-background groups on Master’s programmes

open access: yesJournal of Problem Based Learning in Higher Education, 2018
This article presents the main findings of an applied research project, which studied student experiences of the challenges and opportunities of Problem-Based Learning (PBL) in two master programmes (MPs) at Aalborg University (AAU) characterised by ...
Mie Engen   +4 more
doaj   +1 more source

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

Mixed product Poisson structures associated to Poisson Lie groups and Lie bialgebras [PDF]

open access: yes, 2016
We introduce and study some mixed product Poisson structures on product manifolds associated to Poisson Lie groups and Lie bialgebras. For quasitriangular Lie bialgebras, our construction is equivalent to that of fusion products of quasi-Poisson G ...
Lu, Jiang-Hua, Mouquin, Victor
core   +2 more sources

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

Prey body size mediates the predation risk associated with being "odd" [PDF]

open access: yes, 2014
Despite selection pressures on prey animals to maintain phenotypically homogeneous groups, variation in phenotype within animal groups is commonly observed.
Downing, Beatrice   +2 more
core   +2 more sources

Geometric phase for mixed states: a differential geometric approach [PDF]

open access: yes, 2003
A new definition and interpretation of geometric phase for mixed state cyclic unitary evolution in quantum mechanics are presented. The pure state case is formulated in a framework involving three selected Principal Fibre Bundles, and the well known ...
Aharanov   +21 more
core   +2 more sources

Quasisymmetric maps of boundaries of amenable hyperbolic groups [PDF]

open access: yes, 2014
In this paper we show that if $Y=N \times \mathbb{Q}_m$ is a metric space where $N$ is a Carnot group endowed with the Carnot-Caratheodory metric then any quasisymmetric map of $Y$ is actually bilipschitz. The key observation is that $Y$ is the parabolic
Dymarz, Tullia
core   +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

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