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In this article, we study the the harmonic map heat flow from a manifold with conic singularities to a closed manifold. In particular, we have proved the short time existence and uniqueness of solutions as well as the existence of global…

Analysis of PDEs · Mathematics 2019-08-02 Yuanzhen Shao , Changyou Wang

In this paper, we establish the uniqueness of heat flow of harmonic maps into (N, h) that have sufficiently small renormalized energies, provided that N is either a unit sphere $S^{k-1}$ or a compact Riemannian homogeneous manifold without…

Analysis of PDEs · Mathematics 2016-11-11 Tao Huang , Changyou Wang

In this paper, we first establish regularity of the heat flow of biharmonic maps into the unit sphere $S^L\subset\mathbb R^{L+1}$ under a smallness condition of renormalized total energy. For the class of such solutions to the heat flow of…

Analysis of PDEs · Mathematics 2025-06-30 Jay Hineman , Tao Huang , Changyou Wang

Let $(M,g)$ be a four dimensional compact Riemannian manifold with boundary and $(N,h)$ be a compact Riemannian manifold without boundary. We show the existence of a unique, global weak solution of the heat flow of extrinsic biharmonic maps…

Analysis of PDEs · Mathematics 2016-09-01 Tao Huang , Lei Liu , Yong Luo , Changyou Wang

Let $B_1$ be the unit open disk in $\Real^2$ and $M$ be a closed Riemannian manifold. In this note, we first prove the uniqueness for weak solutions of the harmonic map heat flow in $H^1([0,T]\times B_1,M)$ whose energy is non-increasing in…

Differential Geometry · Mathematics 2010-10-19 Lu Wang

In this paper we develop new methods for studying the convergence problem for the heat flow on negatively curved spaces and prove that any quasiconformal map of the sphere $\mathbb{S}^{n-1}$, $n\geq 3$, can be extended to the…

Differential Geometry · Mathematics 2015-06-16 Marius Lemm , Vladimir Markovic

In this paper, we introduce the regularized conformal heat flow of $n$-harmonic maps, or simply regularized $n$-conformal heat flow from $n$-dimensional Riemannian manifold. This is a system of evolution equations combined with regularized…

Differential Geometry · Mathematics 2025-02-18 Woongbae Park

We establish effective existence and uniqueness for the heat flow on time-dependent Riemannian manifolds, under minimal assumptions tailored towards the study of Ricci flow through singularities. The main point is that our estimates only…

Differential Geometry · Mathematics 2020-06-30 Beomjun Choi , Jianhui Gao , Robert Haslhofer , Daniel Sigal

We study the heat flow of p-harmonic maps between complete Riemannian manifolds. We prove the global existence of the flow when the initial datum has values in a generalised regular ball. In particular, if the target manifold has…

Differential Geometry · Mathematics 2023-09-12 Zeina Al Dawoud

This paper gives some examples of hypersurfaces $\phi_t(M^n)$ evolving in time with speed determined by functions of the normal curvatures in an $(n+1)$-dimensional hyperbolic manifold; we emphasize the case of flow by harmonic mean…

Differential Geometry · Mathematics 2013-09-25 Robert Gulliver , Guoyi Xu

In this paper, we obtain the existence of Dirichlet problem for VT harmonic map from compact Riemannian manifold with or without boundary into compact manifold via the heat flow method. We also obtain the existence of V T geodesics uncer…

Differential Geometry · Mathematics 2025-10-21 Xiangzhi Cao

In this paper we prove two backward uniqueness theorems for extrinsic geometric flow of possibly non-compact hypersurfaces in general ambient complete Riemannian manifolds. These are applicable to a wide range of extrinsic geometric flow,…

Differential Geometry · Mathematics 2026-01-08 Dasong Li , John Man Shun Ma

We investigate the existence, convergence and uniqueness of modified general curvature flow of convex hypersurfaces in hyperbolic space with a prescribed asymptotic boundary.

Differential Geometry · Mathematics 2011-06-23 Ling Xiao

This paper establish the local (or global, resp.) well-posedness of the heat flow of biharmonic maps from $R^n$ to a compact Riemannian manifold without boundary with small local BMO (or BMO, resp.) norms.

Analysis of PDEs · Mathematics 2010-01-14 Changyou Wang

For any $k$-dimensional smooth, compact Riemannian manifold $(N, h)\subset\mathbb R^L$ without boundary, there exists an $\varepsilon_0>0$ such that for any homogeneous of degree zero map $u_0(x)=\phi_0(\frac{x}{|x|}):\mathbb R^n\to N$…

Analysis of PDEs · Mathematics 2024-10-01 Zhiyuan Geng , Changyou Wang , Junao Yu

We verify a conjecture of Perelman, which states that there exists a canonical Ricci flow through singularities starting from an arbitrary compact Riemannian 3-manifold. Our main result is a uniqueness theorem for such flows, which,…

Differential Geometry · Mathematics 2018-04-19 Richard H. Bamler , Bruce Kleiner

We discuss the heat content asymptotics associated with the heat flow out of a smooth compact manifold in a larger compact Riemannian manifold. Although there are no boundary conditions, the corresponding heat content asymptotics involve…

Analysis of PDEs · Mathematics 2013-06-27 M. van den Berg , P. Gilkey

We deform a map into a Riemannian manifold that is horizontal with respect to a submersion onto a non-positively curved manifold and satisfies a Chow condition into a harmonic one through a horizontal homotopy.

Differential Geometry · Mathematics 2007-05-23 Juergen Jost , Yihu Yang

We introduce a combinatorial curvature flow for PL metrics on compact triangulated 3-manifolds with boundary consisting of surfaces of negative Euler characteristic. The flow tends to find the complete hyperbolic metric with totally…

Geometric Topology · Mathematics 2007-05-23 Feng Luo

We consider the harmonic heat flow for maps from a compact Riemannian manifold into a Riemannian manifold that is complete and of non-positive curvature. We prove that if the harmonic heat flow converges to a limiting harmonic map that is a…

Differential Geometry · Mathematics 2021-05-18 Ivo Slegers
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