%0 Journal Article
%T EXTRAPOLATION METHOD FOR FINITE ELEMENT EIGENVALUES AND EIGENFUNCTIONS<br>本征值问题有限元近似解的外推方法
%A LU TAO
%A SHEN SHUMIN
%A LIN QUN
%A <br>吕涛
%A 沈树民
%A 林群
%J 系统科学与数学
%D 1984
%I 
%X In this paper it is shown that the extrapolation method can be used to improvethe accuracy of finite element eigenvalues and eigenfunctions if the given domain canbe triangulated into strongly regular meshes,i.e.any two adjacent triangles form anapproximate parallelogram.
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=6E709DC38FA1D09A4B578DD0906875B5B44D4D294832BB8E&cid=37F46C35E03B4B86&jid=0CD45CC5E994895A7F41A783D4235EC2&aid=2504B98638A888DBD5FD04088A95ECDF&yid=36250D1D6BDC99BD&vid=E158A972A605785F&iid=E158A972A605785F&sid=E39A3F4E3A67639B&eid=119B6C0AA09DE6B9&journal_id=1000-0577&journal_name=系统科学与数学&referenced_num=4&reference_num=0