Ren yaoqing gives the classification and recognition of boundary singularities with two variables under right equivalence,up to co-dimension 4.
任耀庆给出了右等价下,余维数不大于4的二元边界奇点的完整分类及识别。
参考来源 - 三元边界奇点在R·2,447,543篇论文数据,部分数据来源于NoteExpress
证明:在研究多项式系统的几何性质时,多项式系统应当定义成射影空间中奇点集之余维数至少为2的线场。
This note shows that when studying geometric properties, a polynomial system is defined as a line field on a projective space such that its singular set has co dimension at least 2.
高余维子流形是仿射微分几何中难于处理的问题,鉴此,主要研究在余维数为2的情况下,中心仿射微分几何的积分公式。
Multi-condimensional submanifold is a difficultly problem in the study, and this paper investigates the integration formula of centroaffine differential geometry of codimension 2.
本文给出单状态变量的局部分岔问题中一类具有有限余维数的理想中最大内蕴理想的计算公式并且得到关于内蕴理想的两个充分必要条件。
A formula of calculating the largest intrinsic ideals in a class of ideals of finite codimension in local bifurcation problems with one state variable is given.
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