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检索条件"主题词=rational surfaces"
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The minimal genus problem in rational surfaces CP^2#nCP^2
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Science China Mathematics 2006年 第9期49卷 1275-1283页
作者: ZHAO Xu’an,GAO Hongzhu & QIU Huaidong LMAM,School of Mathematics Science, Beijing Normal University, Beijing 100875, China LMAM School of Mathematics Science Beijing Normal University Beijing China
There are three key ingredients in the study of the minimal genus problem for rational surfaces CP2#nCP2: the generalized adjunction formula, the action of the orthogonal group of the Lorentz space and the geometric c... 详细信息
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IMPLICITIZATION USING UNIVARIATE RESULTANTS
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Journal of Systems Science & Complexity 2010年 第4期23卷 804-814页
作者: Liyong SHEN Chunming YUAN School of Mathematical Sciences Graduate University Chinese Academy of Sciences Beijing 100049 China Key Laboratory of Mathematics Mechanization Institute of Systems Science Academy of Mathematics and Systems Science Chinese Academy of Sciences Beijing 100190 China
Among several implicitization methods, the method based on resultant computation is a simple and direct one, but it often brings extraneous factors which are difficult to remove. This paper studies a class of rational... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论