We are concerned with estimates of the cost of controllability of parabolic equations in divergence form.

本文所讨论的问题是散度形式的变系数热方程近似能控和零能控的成本估计。

youdao

In this paper, the local estimates for the classical solutions of a class of equations and systems in divergence form is obtained by certain kind of function.

文中利用某类函数，得到了一类非线性散度型方程及方程组古典解的局部估计。

youdao

In this paper, an existence result of entropy solutions to some parabolic problems is established. The data belongs to L1 and no growth assumption is made on the lower order term in divergence form.

本文证明了带有L1资料和对以散度形式的低阶项没作任何增长假设的某类抛物问题熵解的存在性。

youdao

In this paper, an existence result of entropy solutions to some parabolic problems is established. The data belongs to L1 and no growth assumption is made on the lower order term in divergence form.

本文证明了带有L1资料和对以散度形式的低阶项没作任何增长假设的某类抛物问题熵解的存在性。

youdao