讨论了二阶非线性椭圆型方程在多连通区域上的间断边值问题。

The article deals with the discontinuous boundary value problem for nonlinear elliptic complex equations of second order.

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本文利用摄动方法和上下解方法，讨论了一类奇异非线性椭圆边值问题，它具有很好的应用背景和理论意义。

In this paper, a singular nonlinear elliptic boundary value problem which is very important in applied science and pure theory was discussed by the method of perturbation, sub-and super-solution.

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研究在外部区域中拟线性椭圆型方程，具有非线性边界条件的边值问题。

This paper aims at studying the boundary value for second order quasilinear elliptic equations with nonlinear boundary condition in exterior domain.

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