Results 61 to 70 of about 140,369 (157)

Pointwise hemi-slant warped product submanifolds in nearly Kaehler manifolds

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica
In this paper, we introduce the notion of pointwise hemi-slant sub-manifolds of nearly Kaehler manifolds. Further, we study their warped products and prove the necessary and sufficient condition that a point-wise hemi-slant submanifold to be a warped ...
Alqahtani Lamia Saeed   +2 more
doaj   +1 more source

The convenience yield under commodity financialization

open access: yesJournal of Futures Markets, Volume 44, Issue 4, Page 631-652, April 2024.
Abstract A number of papers have dealt with commodity financialization finding strong evidence for its existence and its effect on commodity prices and volatility. We chose convenience yield (CY) to study the effect of commodity financialization based on the theory of storage and on the argument that CY resembles a call option.
Nikolaos T. Milonas   +1 more
wiley   +1 more source

Single metabarcoding multiplex captures community‐level freshwater biodiversity and beyond

open access: yesEnvironmental DNA, Volume 6, Issue 1, January–February 2024.
We developed a highly multiplexed protocol that combines the early pooling of marker genes that target broad taxonomic groups and taxon‐specific markers in a single tube reaction. This approach dramatically reduces the costs of community‐level biodiversity quantification and lowers the need for input DNA without compromising output quality.
Niamh Eastwood   +5 more
wiley   +1 more source

LIGHTLIKE HYPERSURFACES OF AN INDEFINITE KAEHLER MANIFOLD

open access: yesCommunications of the Korean Mathematical Society, 2012
Summary: We study the geometry of real light-like hypersurfaces of an indefinite Kähler manifold \(\bar{M}\). We provide new results on such a real light-like hypersurface \(M\) by using the \(F\)-structure of \(M\) induced by the almost complex structure \(J\) of \(\bar{M}\).
openaire   +2 more sources

On a Kaehler manifold equipped with lift of quarter symmetric non-metric connection [PDF]

open access: yes, 2019
This paper contains the study of Kaehler manifolds equipped with lift ofquarter-symmetric non-metric connection. In this paper, a condition on themanifold for being a Kaehler manifold with respect to lift of quarter-symmetricnon-metric connection is ...
Pandey, Pankaj, Chaturvedi, Braj Bhushan
core  

Conformal Kaehler Euclidean submanifolds [PDF]

open access: yes, 2019
Let $f\colon M^{2n}\to\mathbb{R}^{2n+\ell}$, $n \geq 5$, denote a conformal immersion into Euclidean space with codimension $\ell$ of a Kaehler manifold of complex dimension $n$ and free of flat points.
de Carvalho, A., Chion, S., Dajczer, M.
core   +1 more source

Kaehler, Clara an Auguste Grimm (1 Brief)

open access: yes, 1909
KAEHLER, CLARA AN AUGUSTE GRIMM (1 BRIEF) Kaehler, Clara an Auguste Grimm (1 Brief) (Br3497) Brief 3497 ...
Grimm, Auguste, Kaehler, Clara
core   +1 more source

Kaehler manifolds and supersymmetry

open access: yes, 2003
Lectures at the 43rd Cracow School of Theoretical Physics (Zakopane, june 2003); 21 pages, 2 ...
openaire   +2 more sources

CR-Submanifolds of Semi-Riemannian Kaehler Manifolds

open access: yes, 2016
First, we review the preliminaries and basic formulas for the CR-submanifold of a Kaehler manifold. Allowing the Kaehler metric to be of all signatures compatible with the Hermitian structure, we recall the results on mixed foliate, normal mixed totally ...
Ramesh Sharma, Sharma, Ramesh
core   +1 more source

QR-lightlike submanifolds of indefinite quaternion Kaehler manifold

open access: yes, 2002
This study introduces QR-lightlike submanifold of an indefinite quaternion Kaehler manifold and investigates its some fundamental properties. Necessary and sufficient conditions have been also given for QR-lightlike submanifold to be a mixed totally ...
Sahin, B
core   +1 more source

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