论文标题

动力学Schauder估计具有时间的系数和唯一性的Landau方程式

Kinetic Schauder estimates with time-irregular coefficients and uniqueness for the Landau equation

论文作者

Henderson, Christopher, Wang, Weinan

论文摘要

我们证明了Schauder估算的动力学Fokker-Planck方程,该方程仅需要Hölder的规律性和速度,但不及时。作为应用程序,我们推断出经典解决方案的弱独特性结果,从最初的数据开始,从$ x $中的Hölder规律性开始,并且仅在$ v $中具有连续性的对数模量。这取代了两个变量中需要Hölder连续性的较早结果。

We prove a Schauder estimate for kinetic Fokker-Planck equations that requires only Hölder regularity in space and velocity but not in time. As an application, we deduce a weak-strong uniqueness result of classical solutions to the spatially inhomogeneous Landau equation beginning from initial data having Hölder regularity in $x$ and only a logarithmic modulus of continuity in $v$. This replaces an earlier result requiring Hölder continuity in both variables.

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