考虑一类垂直断层效应反演问题，其数学模型是具有解析核的第一类积分方程。

A class of inverse problems of perpendicular fault effect are discussed, which are modeled by a first kind integral equation with an analytic kernel.

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讨论具有跳跃非线性项的非正定核积分方程。

This paper deals with indefinite integral equations with jumping nonlinearities.

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本文给出了具有变量可分离核的积分方程解的存在条件和初等求解法。

This paper gives existence and uniqueness condition of solutions of the integral equation with variable separable kernel, and it's elementary solutions.

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