TY - JOUR T1 - Preface AU - JO - Journal of Computational Mathematics VL - 2-3 SP - 0 EP - 0 PY - 2009 DA - 2009/04 SN - 27 DO - http://doi.org/ UR - https://global-sci.org/intro/article_detail/jcm/10369.html KW - AB -