[1] Chen F,Shen L,Deng J.Implicitization and parametrization of quadractic and cubic surfaces by μ-bases[J].Computing,2006,5:131-142. [2] 彭家贵,陈卿. 微分几何[M]. 北京:高等教育出版社,2002. [3] Deng J, Chen F, Shen L. Computing μ-bases of rational curves and surfaces using polynomial matrix factorization //Proceeding of ISSAC. 2005: 132-139. [4] Chen F, Zheng J, Sederberg T W. The μ-basis of a rational ruled surface[J]. Computer Aided Geometric Design, 2001, 18: 61-72. [5] Goldman Ron. Curvature formulas for implicit curves and surfaces[J]. Computer Aided Geometric Design, 2005, 22: 632-658. [6] 吴文俊. 数学机械化[M]. 北京:科学出版社,2003.
