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1)  second-order upwind difference scheme
二阶迎风差分格式
1.
The second-order upwind difference scheme is used to discretize the convection term in the model so as to eliminate numerical oscillation,and the central difference scheme is used to discretize the diffusion term.
二阶迎风差分格式离散模型中的对流项以消除数值振荡,扩散项则采用中心差分格式离散。
2)  the second order implicit-explicit upwind scheme
隐-显二阶迎风差分格式
3)  fifth upwind compact difference scheme
五阶迎风紧致差分格式
4)  second-order upwind difference
二阶迎风差分
5)  upwind difference scheme
迎风差分格式
1.
Using the theorems and extrapolation ideas,an extrapolation formula is constructed to improve the precision of the upwind difference scheme which is often used,and the precision is increased from O(τ+h) to O(τ2+h2),then an extrapolation method is given.
利用定理结合外推思想构造了一个外推公式,以改进常用的迎风差分格式的精度,使其精度由O(τ+h)提高到O(2τ+h2),最后给出了相应的外推算法。
2.
The problem is discretized using an upwind difference scheme on a Shishkin mesh.
在Shishkin网格上用简单迎风差分格式进行离散。
3.
By a coordinate transformation, the equation is solved with the upwind difference scheme on an equaldistant mesh.
该方程经过一坐标变换后,可以运用迎风差分格式在均匀网格上直接求解。
6)  upwind finite difference
迎风有限差分格式
1.
In this paper,the discrete solution are generated by an upwind finite difference scheme and the grid is formed by equidistributing a monitor function based on arc-length.
用等分弧长函数来控制网格剖分,用迎风有限差分格式来求解一类奇异摄动两点边值问题的自适应算法。
补充资料:迎风热泪
迎风热泪 迎风热泪   病证名。系指不论季节遇风则流热泪的病证。见《证治准绳·杂病》。本病多由肝肾津液不足,窍虚不密风邪引泪外出而致。治宜滋补肝肾,方用六味地黄汤加减。
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