An infinite series whose terms are constants multiplied by sine and cosine functions and that can, if uniformly convergent, approximate a wide variety of functions.
一列连续与正弦、余弦函数相乘的无穷级数，若是趋向同一点时，可模拟一系列多种函数。
This paper studies the necessary and sufficient condition of uniformly convergent difference scheme for the elliptic-parabolic partial differential equation with a small parameter.
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。
If the grid points are different and dense in the interval of the solution, then approximate solution is convergent uniformly to the exact solution.
如果节点在求解区域内互异而且稠密，则近似解一致收敛到精确解。
If the grid points are different and dense in the interval of the solution, then approximate solution is convergent uniformly to the exact solution.
如果节点在求解区域内互异而且稠密，则近似解一致收敛到精确解。
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