Results 21 to 30 of about 5,469,641 (325)

The fractional mean curvature flow

open access: yesBruno Pini Mathematical Analysis Seminar, 2020
In this note, we present some recent results in the study of the fractional mean curvature flow, that is a geometric evolution of the boundary of a set whose speed is given by the fractional mean curvature.
Eleonora Cinti
doaj   +1 more source

Estimation of sharp geometric inequality in \(D_{\alpha}\)-homothetically deformed Kenmotsu manifolds

open access: yesCubo, 2023
In this article, we investigate the Kenmotsu manifold when applied to a \(D_{\alpha}\)-homothetic deformation. Then, given a submanifold in a \(D_{\alpha}\)-homothetically deformed Kenmotsu manifold, we derive the generalized Wintgen inequality ...
Mohd Danish Siddiqi   +3 more
doaj   +1 more source

GeoStamp: Detail Transfer Based on Mean Curvature Field

open access: yesMathematics, 2022
A shape detail transfer is the process of extracting the geometric details of a source region and transferring it onto a target region. In this paper, we present a simple and effective method, called GeoStamp, for transferring shape details using a ...
Jung-Ho Park   +3 more
doaj   +1 more source

Constant Mean Curvature Surfaces Along a Spacelike Curve

open access: yesCumhuriyet Science Journal, 2022
We construct constant mean curvature surfaces along a given spacelike curve in 3 dimensional Minkowski space. We parametrically present these surfaces using the famous Frenet frame of the curve in question.
Ergin Bayram
doaj   +1 more source

Uniqueness of two-convex closed ancient solutions to the mean curvature flow [PDF]

open access: yesAnnals of Mathematics, 2018
In this paper we consider closed non-collapsed ancient solutions to the mean curvature flow ($n \ge 2$) which are uniformly two-convex. We prove that any two such ancient solutions are the same up to translations and scaling.
S. Angenent   +2 more
semanticscholar   +1 more source

A convergent evolving finite element algorithm for mean curvature flow of closed surfaces [PDF]

open access: yesNumerische Mathematik, 2018
A proof of convergence is given for semi- and full discretizations of mean curvature flow of closed two-dimensional surfaces. The numerical method proposed and studied here combines evolving finite elements, whose nodes determine the discrete surface ...
Bal'azs Kov'acs, Buyang Li, C. Lubich
semanticscholar   +1 more source

Existence of hypersurfaces with prescribed mean curvature I – generic min-max [PDF]

open access: yesCambridge Journal of Mathematics, 2018
We prove that, for a generic set of smooth prescription functions $h$ on a closed ambient manifold, there always exists a nontrivial, smooth, closed hypersurface of prescribed mean curvature $h$.
Xin Zhou, Jonathan J. Zhu
semanticscholar   +1 more source

Scherk-like translators for mean curvature flow [PDF]

open access: yesJournal of differential geometry, 2019
We prove existence and uniqueness for a two-parameter family of translators for mean curvature flow. We get additional examples by taking limits at the boundary of the parameter space.
D. Hoffman, F. Mart'in, B. White
semanticscholar   +1 more source

Special Curves in Engineering. Surfaces Generated by the Logarithmic Spiral

open access: yesModelling in Civil Environmental Engineering, 2022
The logarithmic spiral is one of the most known curves with applications in engineering. We consider product of the logarithmic spiral with a real line and tensor product of two logarithmic spirals and investigate their minimality or flatness.
Broscăţeanu Ștefan Cezar
doaj   +1 more source

Forced hyperbolic mean curvature flow [PDF]

open access: yes, 2012
In this paper, we investigate two hyperbolic flows obtained by adding forcing terms in direction of the position vector to the hyperbolic mean curvature flows in \cite{klw,hdl}.
Mao, Jing
core   +1 more source

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