Using the interpolation postprocessing technique, some asymptotically exact a posteriori error estimates and global superconvergence results are derived for the finite element Ritz-Volterra projection. These results a...Using the interpolation postprocessing technique, some asymptotically exact a posteriori error estimates and global superconvergence results are derived for the finite element Ritz-Volterra projection. These results are also given for the finite element approalmation to Sobolev equations.展开更多
文摘Using the interpolation postprocessing technique, some asymptotically exact a posteriori error estimates and global superconvergence results are derived for the finite element Ritz-Volterra projection. These results are also given for the finite element approalmation to Sobolev equations.
基金The Natural Science Foundation of the Education Department of Henan Province (2009A1100032010A110005)+1 种基金the International Science and Technology Cooperation Project of Henan Provincethe Foundation of Henan University of Technology
基金supported in part by the Special Funds for Major State Basic Research Project (2007CB814906)the National Natural Science Foundation of China (10471019,10471103, and10771158)+2 种基金Social Science Foundation of the Ministry of Education of China (numerical methods for convertiblebonds,06JA630047)Tianjin Natural Science Foundation (07JCYBJC14300)the State Key Laboratory ofScientific and Engineering Computing,and Tianjin University of Finance and Economics