Results 1 to 10 of about 250 (140)

On the Ricci tensor of real hypersurfaces of quaternionic projective space [PDF]

open access: goldInternational Journal of Mathematics and Mathematical Sciences, 1996
We study some conditions on the Ricci tensor of real hypersurfaces of quaternionic projective space obtaining among other results an improvement of the main theorem in [9].
Juan De Dios Perez
doaj   +5 more sources

On certain real hypersurfaces of quaternionic projective space [PDF]

open access: goldInternational Journal of Mathematics and Mathematical Sciences, 1991
We classify certain real hypersurfaces ot a quaternionic projective space satisfying the condition σ(R(X,Y)SZ)=0.
Juan De Dios Perez, Florentino G. Santos
doaj   +5 more sources

ON THE SYMMETRIC SQUARES OF COMPLEX AND QUATERNIONIC PROJECTIVE SPACE [PDF]

open access: greenGlasgow Mathematical Journal, 2018
AbstractThe problem of computing the integral cohomology ring of the symmetric square of a topological space has long been of interest, but limited progress has been made on the general case until recently. We offer a solution for the complex and quaternionic projective spaces$\mathbb{K}$Pn, by utilising their rich geometrical structure.
Yumi Boote, Nigel Ray
openalex   +6 more sources

Spaces which look like quaternionic projective 𝑛-space [PDF]

open access: bronzeTransactions of the American Mathematical Society, 1982
The projective n n -spaces which correspond to the various multiplicative structures on the three sphere are studied. Necessary and sufficient conditions for a projective n n -space to extend to a projective n + 1 n+1 -space are described.
C. A. McGibbon
openalex   +4 more sources

Polar foliations on quaternionic projective spaces [PDF]

open access: greenTohoku Mathematical Journal, 2015
We classify irreducible polar foliations of codimension $q$ on quaternionic projective spaces $\mathbb H P^n$, for all $(n,q)\neq(7,1)$. We prove that all irreducible polar foliations of any codimension (resp. of codimension one) on $\mathbb H P^n$ are homogeneous if and only if $n+1$ is a prime number (resp. $n$ is even or $n=1$).
Miguel Domínguez-Vázquez   +1 more
openalex   +7 more sources

A characterization of real hypersurfaces of quaternionic projective space [PDF]

open access: bronzeTsukuba 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 ...
Juan de Dios Pérez
openalex   +4 more sources

Isospin particle systems on quaternionic projective spaces [PDF]

open access: greenPhysical Review D, 2013
8 pages, PACS numbers: 03.65-w, 02.30.Ik, 1 reference ...
Stefano Bellucci   +3 more
openalex   +4 more sources

A characterization of quaternionic projective space by the conformal-Killing equation [PDF]

open access: greenJournal of the London Mathematical Society, 2009
We prove that a compact quaternionic-K hler manifold of dimension $4n\geq 8$ admitting a conformal-Killing 2-form which is not Killing, is isomorphic to the quaternionic projective space, with its standard quaternionic-K hler structure.
Liana David, Massimiliano Pontecorvo
openalex   +7 more sources

On the stable homotopy of quaternionic and complex projective spaces. [PDF]

open access: bronzeProceedings of the American Mathematical Society, 1970
Let the image in H 4 k ( QP ∞ : Z ) = Z {H_{4k}}({\operatorname {QP} ^\infty }:Z) = Z of stable homotopy under the Hurewicz homomorphism be
David M. Segal
openalex   +3 more sources

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