第二章中，给出了一类二阶拟线性方程广义有限元解的渐近展式和超收敛结果。

In chapter two, the asymptotic expansion and superconvergence result of a class of second order quasilinear equation in generalized finite element space is presented.

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本文针对变量数与方程数不一致的相容非线性方程组(CNLE)，先给出拟牛顿(qn)法。

In this paper, a quasi-Newtonian (QN) method for consistent nonlinear equations (CNLE), which number of equations may be unidentified with the number of variables, is given firstly.

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本文主要讨论几类非线性方程的(拟)概周期解和(渐近)概自守解的存在性。

In this thesis, we discuss mainly the existence of (pseudo) almost periodic solutions and (asymptotically) almost automorphic solutions for some nonlinear equations.

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本文主要讨论几类非线性方程的(拟)概周期解和(渐近)概自守解的存在性。

In this thesis, we discuss mainly the existence of (pseudo) almost periodic solutions and (asymptotically) almost automorphic solutions for some nonlinear equations.

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