%0 Journal Article
%T Geometrical explanation and application of some algebraic direct methods<br>一些直接代数方法的几何解释及应用
%A Zhang Shan-Qing
%A <br>张善卿
%J 物理学报
%D 2008
%I 
%X Based on the polygons of the differential equation, geometrical explanation for some algebraic direct methods is given, and its generalization of differential system is presented. Finally, the validity of this explanation is illustrated with variant Boussinesq system.
%K differential equation
%K polygon
%K geometrical explanation
%K exact solution<br>微分方程
%K 多边形
%K 几何解释，
%K 精确解
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=6E709DC38FA1D09A4B578DD0906875B5B44D4D294832BB8E&cid=47EA7CFDDEBB28E0&jid=29DF2CB55EF687E7EFA80DFD4B978260&aid=AF03AC6DA691F9C0F6DCD273F97313A5&yid=67289AFF6305E306&vid=11B4E5CC8CDD3201&iid=38B194292C032A66&sid=65C780F1B91D7CD5&eid=298DD318DE734E4F&journal_id=1000-3290&journal_name=物理学报&referenced_num=0&reference_num=17