This paper presents an optimization of centered finite-differenceoperator based on the principle of constrained cost function, which can reduce the truncation error to minimum.
作者根据约束性代价函数原理提出了能够使得截断误差最小化的中心差分优化算子。
2
In addition, Fourier finitedifferenceoperator is optimized desirably.
此外,本文对傅里叶有限差分算子作了必要的优化。
3
Both finite element method and discrete operatordifference method can be pushed forward from which.