Sturm's interval
英
美
【医】焦间距：同focal interval
双语例句
- Constructing real-symmetric matrix based on polynomial's Sturm sequence, we give the matrix description for the real root numbers of real-coefficient polynomial on given open interval.
通过构造由多项式的Sturm序列所确定的实对称矩阵，给出了实系数多项式在给定的开区间内不同实根个数的矩阵描述。