1) characteristic and upwind finite difference
特征和迎风差分
2) upwind difference
迎风差分
1.
The convergence of three domain decomposition upwind difference algorithms (UDS, IMUDS and MUDS) is analyzed.
本文给出了一阶迎风差分、内边界二阶迎风差分和二阶迎风差分三种格式的算法和误差估计。
2.
Combining the domain decomposition with upwind difference method, the explicit/implicit procedures for a class of parabolic problems are presented.
对流项采用了一阶迎风差分法,内边界处和子区域分别对应显隐格式;并运用极值原理进行了收敛性分析,最后给出数值试验,说明其实际意义。
3.
The upwind difference method for first-order linear hyperbolic equation in the one dimensional boundary domain = is studied.
解一阶双曲型方程初边值问题的迎风差分方法按L2 模可以达到最优阶误差估
3) upwind difference approximation
迎风差分逼近
4) third order upwind difference
三阶迎风差分
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 equaldistant 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) second-order upwind difference
二阶迎风差分
补充资料：迎风赤烂
迎风赤烂 迎风赤烂 病名。《证治准绳·杂病》：“谓目不论何风，见之则赤烂，无风则否，与风弦赤烂入脾络之深者不同。夫风属木，木强土弱，弱则易侵，……赤者，木中火证；烂者，土之湿证。若痰、若湿盛者，烂胜赤；若火、若燥盛者，赤胜烂”。属今之睑缘炎。治宜疏风、清热、祛湿之剂。参见眼眩赤烂条。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条