A nonlinear problem for reaction diffusion equation with a perturbed boundary is considered.

研究了具有摄动边界的非线性反应扩散方程的问题。

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In this paper, the second initial and boundary value problem of a nonlinear singular diffusion equation is discussed.

讨论了非线性奇异扩散方程的第二初边值问题，证明了存在唯一的光滑解，且解关于初值是连续依赖的。

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This paper discusses the problem of speckle reducing of SAR image based on nonlinear diffusion equation in order to reduce the noise of SAR image and improve the image's quality.

探讨SAR图像相干斑抑制的非线性扩散方程方法。以抑制SAR图像噪声，提高图像质量。

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