中文

关于舒尔型若干结式公式

数论 2022-04-26 v1

摘要

(rA,n(x))nN(r_{A,n}(x))_{n \in \mathbb{N}}为系数取自域KK的多项式序列,满足阶为d+1N+d+1 \in \mathbb{N}_{+}的递推关系rA,n(x)=αmtα,n(x)rA,nα(x)r_{A,n}(x)= \sum_{|\alpha|\leq m} t_{\alpha,n}(x)\textbf{r}_{A,n}^\alpha(x),其中tα,nK[x]t_{\alpha,n} \in K[x]mN+m \in \mathbb{N}_{+}固定,αNd+1\alpha \in \mathbb{N}^{d+1}α=α0++αd|\alpha| = \alpha_0 + \ldots+\alpha_drA,nα(x)=rA,n1α0(x)rA,n2α1(x)rA,nd1αd(x)\textbf{r}_{A,n}^\alpha(x)=r_{A,n-1}^{\alpha_0}(x)r_{A,n-2}^{\alpha_1}(x)\cdots r_{A,n-d-1}^{\alpha_d}(x)。我们证明,在对初始多项式rA,0,,rA,dr_{A,0}, \ldots, r_{A,d}和系数tα,nt_{\alpha,n}的温和假设下,可给出结式Res(rA,n,rA,n1)\text{Res}(r_{A,n}, r_{A,n-1})的表达式。我们的结果推广了Ulas近期关于m=1m=1d=1d=1情形的结果。

关键词

引用

@article{arxiv.2204.11052,
  title  = {On some resultants formulas of Schur type},
  author = {Joanna Turaj},
  journal= {arXiv preprint arXiv:2204.11052},
  year   = {2022}
}

备注

12 pages