Least square method of polynomial or the method based on the given function are used to fit pump characteristic curve in pump selection or operation.
在水泵的选型或运行中，通常采用多项式的最小二乘法或根据假设的函数关系来拟合水泵性能曲线。
In this paper, we present an iterative method for determining whether all roots of characteristic polynomial are on the left half-plane.
本文提出一种确定特征多项式的全部根是否位于左半平面的迭代法。
There are two kinds of method to calculate the eigenvalues of a matrix: characteristic polynomial method and QR method.
结合多项式方法和QR方法各自的特点，提出了一种计算矩阵重特征值的方法。
应用推荐