Results 81 to 90 of about 3,896,545 (115)

Immersing projective spaces in Euclidean space

open access: yes, 1991
SynopsisUsing theKOℝ/2-theoretic obstruction theory developed in [4] and [5], necessary and sufficient conditions are derived for quaternionic projective spaces ℍPkand odd-dimensional complex projective spaces ℂP2k+1, of real dimensionmsay, to immerse in
M. C. Crabb
core   +1 more source

Yang-Mills theories in curved space-times [PDF]

open access: yes, 1981
Multi-instanton solutions of four dimensional HP(^1) models are sought, and a singular two instant solution in flat Euclidean space time is constructed.
Dolan, B, Dolan, Brian P.
core  

A characterization of real hypersurfaces of quaternionic projective space

open access: yesTsukuba Journal of Mathematics, 1991
Let \((M,g)\) be a connected real hypersurface in the quaternionic projective space \(\mathbb{H} P^ m\) (\(m\geq 2\)) of constant quaternionic sectional curvature 4. Denote by \(T^ 0 M\) the maximal subbundle of \(TM\) which is invariant by the quaternionic Kähler structure of \(\mathbb{H} P^ m\) and by \(N^ 0 M\) its orthogonal complement in \(T ...
openaire   +2 more sources

Parallel Kaehler submanifolds of quaternionic Kaehler symmetric spaces

open access: yes, 2005
. The non totally geodesic parallel 2n-dimensional Kähler submanifolds of the n-dimensional quaternionic projective space were classified by K. Tsukada.
ALEKSEEVSKY D. V   +2 more
core   +1 more source

Hyper-Hermitian quaternionic Kähler manifolds

open access: yes, 2008
We call a quaternionic K\u7fahler manifold with non-zero scalar curvature, whose quaternionic structure is trivialized by a hypercomplex structure, a hyper-Hermitian quaternionic K\u7fahler manifold.
Bogdan Alexandrov
core  

Projective techniques: Are they a victim of clashing paradigms? [PDF]

open access: yes
This paper reviews the concept and historical development of projective techniques. It considers why, given the importance of their psychoanalytical foundations to the underlying paradigms of management theory, they have been generally marginalised as a ...
Boddy, Clive R.   +2 more
core  

Moduli of Quaternionic Superminimal Immersions of 2-Spheres into Quaternionic Projective Spaces

open access: yes
The aim of this paper is to describe the moduli spaces of degree d quaternionic superminimal maps from 2-spheres to quaternionic projective spaces HP .
Bonaventure Loo, Piotr Z. Kobak
core  

Complex quaternionic manifolds and C-projective structures

open access: yes
COMPLEX QUATERNIONIC MANIFOLDS AND C-PROJECTIVE STRUCTURES Complex manifolds (Rights reserved) (-) Complex quaternionic manifolds and C-projective structures / Borówka, Aleksandra (CC BY) (-) Invariant and non-invariant almost complex ...
Borówka, Aleksandra
core  

Parallel Kahler submanifolds of quaternionic Kahler symmetric spaces

open access: yes
The non totally geodesic parallel $2n$-dimensional Kahler submanifolds of the $n$-dimensional quaternionic projective space were classified by K. Tsukada.
Marchiafava, Stefano   +2 more
core  

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