TY - JOUR T1 - Symmetric Point Structure of Superconvergence for Cubic Triangular Elements—A Consultation with Zhu AU - Chen , Chuan-Miao JO - Journal of Computational Mathematics VL - 6 SP - 727 EP - 732 PY - 2003 DA - 2003/12 SN - 21 DO - http://doi.org/ UR - https://global-sci.org/intro/article_detail/jcm/8893.html KW - Cubic triangular element, Superconvergence, Symmetric points. AB -
Superconvergence structures for rectangular and triangular finite elements are summarized. Two debatable issues in Zhu's paper [18] are discussed. A superclose polynomial to cubic triangular finite element is constructed by area coordinate.