本文研究小参数椭圆-抛物偏微分方程一致收敛差分格式的充要条件。

This paper studies the necessary and sufficient condition of uniformly convergent difference scheme for the elliptic-parabolic partial differential equation with a small parameter.

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在基本差分进化算法中，融入递增二次函数交叉算子以增加算法的收敛速度。

For the basic differential evolution algorithm, the increasing quadratic function crossover operator was added to increase the convergence speed.

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证明了差分格式的收敛性与稳定性。

And the convergence and stability are proved.

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