nodal solution

基本解释

A kinetics nodal method for the solution of transient two-group multi- dimensional neutron diffusion equation is described.
介绍一种求解瞬态两群多维中子扩散方程的动力学节块方法。
As a result, the element tangent stiffness matrix is symmetric and is updated by using the total values of the nodal variables in an incremental solution procedure.
因而，得到的单元切线刚度矩阵是对称的，此外在增量求解过程中用节点变量的全量进行更新。
The authors also briefly discuss the nodal plane solution based on P waves and the tectonic conditions relating to the occurrence of the earthquake. Finally some macroseismic phenomena are explained.
作者还扼要地讨论了P波节面解和这次地震发生的构造条件，并解释了一些宏观地震现象。

变号解
In this paper, we study the existence and concentration behavior of a nodal solution to a kind of semilinear elliptic equation with Dirichlet boundary value by using minimax and truncation methods.
本文主要运用极小极大方法和截断的方法研究一类半线性椭圆方程Dirichlet边值问题变号解的存在性及解的集中现象。设Ω是R~N中的区域，具有光滑边界。
结点解