本文研究了(1)型等参六面体元,基于对三维等参变换的细致估计,得到了(1)型等参六面体元的最优插值误差估计,改进和推广了已有的相应结论.
Hexahedral isoparametric element of form(1)is studied in this paper first,then the optical interpolation error estimation of it is obtained based on the optical estimation of isoparametric transformation.