Results 1 to 10 of about 111,535 (175)

On special quadratic birational transformations of a projective space into a hypersurface [PDF]

open access: green, 2012
We study transformations as in the title with emphasis on those having smooth connected base locus, called “special”. In particular, we classify all special quadratic birational maps into a quadric hypersurface whose inverse is given by quadratic forms ...
Giovanni Staglianò
openalex   +2 more sources

The Du Bois complex of a hypersurface and the minimal exponent [PDF]

open access: yesDuke mathematical journal, 2021
We study the Du Bois complex $\underline{\Omega}_Z^\bullet$ of a hypersurface $Z$ in a smooth complex algebraic variety in terms its minimal exponent $\widetilde{\alpha}(Z)$.
M. Mustaţă   +3 more
semanticscholar   +1 more source

Positive scalar curvature and minimal hypersurface singularities [PDF]

open access: yesSurveys in Differential Geometry, 2017
In this paper we develop methods to extend the minimal hypersurface approach to positive scalar curvature problems to all dimensions. This includes a proof of the positive mass theorem in all dimensions without a spin assumption.
R. Schoen, S. Yau
semanticscholar   +1 more source

Realizing Wireless Communication Through Software-Defined HyperSurface Environments [PDF]

open access: yesIEEE International Symposium on a World of Wireless, Mobile and Multimedia Networks, 2018
Wireless communication environments are unaware of the ongoing data exchange efforts within them. Moreover, their effect on the communication quality is intractable in all but the simplest cases.
C. Liaskos   +5 more
semanticscholar   +1 more source

Hodge ideals and spectrum of isolated hypersurface singularities [PDF]

open access: yesAnnales de l'Institut Fourier, 2019
We introduce Hodge ideal spectrum for isolated hypersurface singularities to see the difference between the Hodge ideals and the microlocal $V$-filtration modulo the Jacobian ideal.
Seung-Jo Jung   +3 more
semanticscholar   +1 more source

Polymer brush hypersurface photolithography

open access: yesNature Communications, 2020
Polymer brush patterns have a central role in established and emerging research disciplines, from microarrays and smart surfaces to tissue engineering. The properties of these patterned surfaces are dependent on monomer composition, polymer height, and ...
Carlos Carbonell   +7 more
semanticscholar   +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

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 ...
Zizhou Tang, Dongyi Wei, Wenjiao Yan
semanticscholar   +1 more source

Hypersurface-deformation algebroids and effective spacetime models [PDF]

open access: yes, 2016
In canonical gravity, covariance is implemented by brackets of hypersurface-deformation generators forming a Lie algebroid. Lie-algebroid morphisms, therefore, allow one to relate different versions of the brackets that correspond to the same spacetime ...
M. Bojowald   +3 more
semanticscholar   +1 more source

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