Relations of 3D directional derivatives and expressions of typical differential operators

查看全文 作　　者：YIN Li Lü Gui-xia SHEN Long-jun Laboratory of Computational Physics,Institute of Applied Physics and Computational Mathematics,Beijing 100088,China

出　　处：《Applied Mathematics(A Journal of Chinese Universities)》索引2009年第24卷第2期,共9页

基　　金：Supported by the National Natural Science Foundation of China 10601009;10701014;10871029);the Foundation of China Academy of Engineering Physics (2007B09008) 摘　　要：Relations of the 3D multi-directional derivatives are studied in this paper.These relations are applied to a general second-order linear elliptical operator and the corresponding expression are obtained.These relations and expressions play important roles in the meshless finite point method. 关键词：微分算子方向导数三维椭圆算子二阶线性衍生物多方位网格点

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Relations of 3D directional derivatives and expressions of typical differential operators

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