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偶特征有限正交空间中格的秩生成函数和Poincaré多项式
Rank-generating Functions and Poincaré Polynomials of Lattice in Finite Orthogonal Space of Even Characteristic
【摘要】 有限域上典型群的几何学在许多领域有着广泛的应用,本文研究在偶特征有限正交群作用下子空间轨道生成格的秩生成函数、特征多项式和Poincaré多项式,并且确定了它们的表示式.
【Abstract】 The geometry of classical groups over finite fields is widely used in many fields.In this paper,we study the rank-generating function,the characteristic polynomial and the Poincare polynomial of lattice generated by the orbits of subspace under geometry of orthogonal group of even characteristic.We also determine their expressions.
【关键词】 格;
偶特征正交空间;
秩生成函数;
特征多项式;
Poincaré多项式;
【Key words】 lattices; rank-generating function; orthogonal space of even characteristic; characteristic polynomial; Poincaré polynomial;
【Key words】 lattices; rank-generating function; orthogonal space of even characteristic; characteristic polynomial; Poincaré polynomial;
【基金】 国家自然科学基金(No.11971146)
- 【文献出处】 数学进展 ,Advances in Mathematics(CHINA) , 编辑部邮箱 ,2024年02期
- 【分类号】O174.14
- 【下载频次】7