摘要
For a class of two-point boundary value problems, using projection type interpolation we proved there are κ + 1, κ u-ultraconvergence points in each element for k degree finite element solution and its derivative, respectively. The computing formulars are given.
For a class of two-point boundary value problems, using projection type interpolation we proved there are k + 1, k u-ultraconvergence points in each element for k degree finite element solution and its derivative, respectively. The computing formulars are given.
出处
《计算数学》
CSCD
北大核心
2004年第3期285-292,共8页
Mathematica Numerica Sinica
基金
国家自然科学基金资助项目.
关键词
u-强超收敛点
有限元法
投影型插值
两点边值问题
介值定理
u-ultraconvergent point, finite element methods, projection interpolation, two-point boundary value problem
