Results 151 to 160 of about 169,909 (330)

Biharmonic Hermitian vector bundles over compact Kaehlar Einstein manifolds [PDF]

open access: yesarXiv, 2019
In this paper, we show that, for every Hermitian vector bundle over a compact Kaehler Einstein manifold, if the projection is biharmonic, then it is harmonic.
arxiv  

What has Nicaea to do with Canterbury? Creeds, Councils, Tradition, and the Fathers in the Church of England and the Anglican Communion

open access: yesInternational Journal of Systematic Theology, EarlyView.
Abstract This article charts the Council of Nicaea's (325) relevance to the Anglican Tradition from the sixteenth century to the present day, as manifested through Anglicanism's engagement with the Nicene Creed, its attitude towards early ecumenical councils, its appeals to ‘the Fathers’ and its approach to ‘tradition’, particularly in relation to ...
E. S. Kempson
wiley   +1 more source

Gap phenomena and curvature estimates for Conformally Compact Einstein Manifolds [PDF]

open access: yesarXiv, 2014
In this paper we first use the result in $[12]$ to remove the assumption of the $L^2$ boundedness of Weyl curvature in the gap theorem in $[9]$ and then obtain a gap theorem for a class of conformally compact Einstein manifolds with very large renormalized volume.
arxiv  

Pseudo-Einstein manifolds

open access: yesTopology and its Applications, 2015
Abstract Among the studies on pseudo-Hermitian geometry of strictly pseudo-convex almost CR manifolds, we study especially the two kinds of pseudo-Einstein structures and related problems.
openaire   +2 more sources

Curvature properties of \(\alpha\)-cosymplectic manifolds with \(\ast\)-\(\eta\)-Ricci-Yamabe solitons

open access: yesCubo
In this research article, we study \(\ast\)-\(\eta\)-Ricci-Yamabe solitons on an \(\alpha\)-cosymplectic manifold by giving an example in the support and also prove that it is an \(\eta\)-Einstein manifold.
Vandana   +2 more
doaj   +1 more source

Some Curvature Conditions on a Para-Sasakian Manifold with Canonical Paracontact Connection

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2012
We study canonical paracontact connection on a para-Sasakian manifold. We prove that a Ricci-flat para-Sasakian manifold with respect to canonical paracontact connection is an η-Einstein manifold.
Bilal Eftal Acet   +2 more
doaj   +1 more source

Theories of market selection

open access: yesJournal of Economic Surveys, EarlyView.
Abstract We provide a survey of the main mechanisms of market selection used in economics. We categorize existing theories into three broad classes—evolutionary selection, reduced form selection, and rational equilibrium—based on their adopted selection mechanisms.
Luca Fontanelli
wiley   +1 more source

Distributional Cues in Construction Acquisition: A Comparative Study of Native and Nonnative English Speakers Using the As‐Predicative Construction

open access: yesLanguage Learning, EarlyView.
Abstract This study investigates how distributional cues are integrated into the mental representation of the as‐predicative construction by English native and nonnative speakers, drawing on associative learning theory. We examined speakers’ constructional retrieval when given a verbal cue (Experiment 1) and their verb retrieval when given a ...
Ivana Domazetoska, Helen Zhao
wiley   +1 more source

Generalized teleparallel de Sitter geometries. [PDF]

open access: yesEur Phys J C Part Fields, 2023
Coley AA   +3 more
europepmc   +1 more source

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