Results 11 to 20 of about 42,383 (261)

On the resultant hypersurface [PDF]

open access: yesPacific Journal of Mathematics, 1990
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Alla Ditta Choudary   +1 more
openaire   +4 more sources

Centro-affine hypersurface immersions with parallel cubic form [PDF]

open access: yes, 2012
We consider non-degenerate centro-affine hypersurface immersions in $$\mathbb R^n$$Rn whose cubic form is parallel with respect to the Levi-Civita connection of the affine metric.
R. Hildebrand
semanticscholar   +2 more sources

INVARIANT HYPERSURFACES [PDF]

open access: yesJournal of the Institute of Mathematics of Jussieu, 2020
AbstractThe following theorem, which includes as very special cases results of Jouanolou and Hrushovski on algebraic $D$-varieties on the one hand, and of Cantat on rational dynamics on the other, is established: Working over a field of characteristic zero, suppose $\unicode[STIX]{x1D719}_{1},\unicode[STIX]{x1D719}_{2}:Z\rightarrow X$ are dominant ...
Jason Bell, Rahim Moosa, Adam Topaz
openaire   +3 more sources

Hypersurfaces in the general inner product spaces [PDF]

open access: yesJournal of Hyperstructures, 2017
Let A be a symmetric positive definite (n+ 1)×(n+ 1) real matrix for n ≥ 1 and S ∈ R n+1 be a hypersurface. We are supposed to determine the tangent space TpS in an arbitrary point p ∈ S in the case that the whole space R n+1 admits the inner product ...
Ali Parsian
doaj   +1 more source

The Chow Ring of a Cubic Hypersurface [PDF]

open access: yesInternational mathematics research notices, 2018
We study the product structure on the Chow ring (with rational coefficients) of a cubic hypersurface in projective space and prove that the image of the product map is as small as possible.
Humberto A. Diaz
semanticscholar   +1 more source

Hypersurfaces of a Sasakian manifold - revisited

open access: yesJournal of Inequalities and Applications, 2021
We study orientable hypersurfaces in a Sasakian manifold. The structure vector field ξ of a Sasakian manifold determines a vector field v on a hypersurface that is the component of the Reeb vector field ξ tangential to the hypersurface, and it also gives
Sharief Deshmukh   +3 more
doaj   +1 more source

Formal Verification of a Programmable Hypersurface [PDF]

open access: yesInternational Workshop on Formal Methods for Industrial Critical Systems, 2018
A metasurface is a surface that consists of artificial material, called metamaterial, with configurable electromagnetic properties. This paper presents work in progress on the design and formal verification of a programmable metasurface, the Hypersurface,
Panagiotis Kouvaros   +5 more
semanticscholar   +1 more source

A sufficient condition for a hypersurface to be isoparametric [PDF]

open access: yes, 2018
Let $M^n$ be a closed Riemannian manifold on which the integral of the scalar curvature is nonnegative. Suppose $\mathfrak{a}$ is a symmetric $(0,2)$ tensor field whose dual $(1,1)$ tensor $\mathcal{A}$ has $n$ distinct eigenvalues, and $\mathrm{tr ...
Zi-Zhou Tang, Dongyi Wei, Wen-Jiao Yan
semanticscholar   +1 more source

The interior volume calculation for an axially symmetric black hole

open access: yesPhysics Letters B, 2019
Since an axially symmetric metric is much more complicated than a spherically symmetric metric, the largest hypersurface that corresponds to the interior volume of a black hole proposed by Christodoulou and Rovelli, cannot be found easily. Analogous to a
Xin-Yang Wang, Wen-Biao Liu
doaj   +1 more source

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