Results 121 to 130 of about 621,908 (204)

Eigenvaluues monotonicity of Witten-Laplacian along the mean curvature flow [PDF]

open access: yesarXiv, 2019
In this paper, we derive the evolution equation for the first eigenvalue of the Witten-Laplace operator acting on the space of functions along the mean curvature flow on a closed oriented manifold. We show some interesting monotonic quantities under the mean curvature flow.
arxiv  

The Mean Curvature Flow in Minkowski Spaces [PDF]

open access: yesarXiv, 2017
Studying the geometric flow plays a powerful role in mathematics and physics. In this paper, we introduce the mean curvature flow on Finsler manifolds and give a number of examples of the mean curvature flow. For Minkowski spaces, a special case of Finsler manifolds, we will prove the existence and uniqueness for solution of the mean curvature flow and
arxiv  

Eventual Regularization of Fractional Mean Curvature Flow [PDF]

open access: yesarXiv, 2019
We show that any open set that is a finite distance away from a Lipschitz subgraph will become a Lipschitz subgraph after flowing under fractional mean curvature flow for a finite, universal time. Our proof is quantitative and inherently nonlocal, as the corresponding statement is false for classical mean curvature flow.
arxiv  

The preservability of the curvature-adaptedness along the mean curvature flow [PDF]

open access: yesarXiv, 2020
In this paper, we investigate the preservability of the curvature-adaptedness along the mean curvature flow starting from a compact curvature-adapted hypersurface in locally symmetric spaces, where the curvature-adaptedness means that the shape operator and the normal Jacobi operator of the hypersurface commute.
arxiv  

Investigating the effect of buried walls through rockfill detention structures on the longitudinal water surface profile [PDF]

open access: yesJournal of Hydraulic Structures
Rockfill structures in river training projects, such as detention dams, gabions, and levees, play a significant role in flood control. One of the common types of these structures is porous flood mitigation dams.
Jafar Chabokpour, Omar Minaei
doaj   +1 more source

Mean curvature blow up in mean curvature flow

open access: yes, 2009
In this note we establish that finite-time singularities of the mean curvature flow of compact Riemannian submanifolds are characterised by the blow up of the mean curvature.
openaire   +2 more sources

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