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Convergence of Solutions of Some Allen-Cahn Equations to Brakke’s Mean Curvature Flow
Acta Applicandae Mathematicae ( IF 1.6 ) Pub Date : 2019-06-14 , DOI: 10.1007/s10440-019-00272-2
Gui-Chun Jiang , Chang-Jian Wang , Gao-Feng Zheng

The convergence of solutions of the parabolic Allen-Cahn equation with potential \(K\) and a transport term \(u\) to a generalized Brakke’s mean curvature flow is established. More precisely, we show that a sequence of Radon measures, associated to the solutions to the parabolic Allen-Cahn equation, converges to a weight measure of an integral varifold. Moreover, the limiting varifold evolves by a vector which is the sum of the mean curvature vector and the normal part of \(u-{\nabla K}/{2K}\) in weak sense.

中文翻译:

某些Allen-Cahn方程解对Brakeke平均曲率流的收敛性

建立了抛物型Allen-Cahn方程具有势\(K \)和输运项\(u \)的解与广义Brakke平均曲率流的收敛性。更准确地说,我们显示了与抛物线Allen-Cahn方程的解相关的一系列Radon测度收敛到积分变量的权重测度。此外,极限曲率由一个向量演化而成,该向量是平均曲率向量与\(u-{\ nabla K} / {2K} \)的法线部分的和,在弱意义上。
更新日期:2019-06-14
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