反扩散差分格式 anti-diffusion difference scheme 紧差分格式 compact difference scheme 守恒差分格式 conservation difference scheme ..
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同时为了验证推导格式的精度阶，对于二维的四阶和六阶紧差分格式，采用正交变换的方法求解。
In order to validate our schemes and examine their behavior, the orthogonal transformation method is used for the sixth-order and fourth-order in two dimensions.
采用泰勒展式系数匹配的方法构造出了非等距网格系统的紧致差分格式，并分析了其截断误差。
Compact finite difference scheme (CFDS) based on non-uniform meshes is constructed by matching the Taylor series coefficient expansion, and its truncation errors are analyzed.
采用泰勒展式系数匹配的方法构造基于非等距网格的紧致差分格式并得出了它的截断误差。
Compact finite difference scheme (CFDS) on non-uniform meshes and their truncation errors are constructed by matching the Taylor series coefficient expansion.
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