一元四次方程

1

一元四次方程2种根式求解算法的精度分析

Accurate Analysis of Two Root Algorithms on Solving Quartic Equation
2

用一元四次方程精确解的解析公式，研究飞机扰动运动特征方程的求解方法，并讨论计算机编程中应注意的若干问题。

This paper studies out the solving method of characteristic equation of disturbance motion by using the exact solution of quartic equation , and discusses some problems needing attention in computer programming .
3

我们通过分析这两个一元四次方程的根，来枚举两个圆环面的所有位置关系，并给出每种位置关系的等价条件。

By analyzing the roots of the two quartic equations , we can enumerate all kinds of position relationship between two tori and present the equivalent condition of every kind of position relationship .
4

介绍了二次曲线族的定义和分类，并举例说明了它在求二次曲线的方程、解二元二次方程组及解一元四次方程中的应用。

In this article , the author introduces the definition and the classification of the family of quadric curve , and illustrates its applications with examples in solving the equation of quadric curve , the groups of binary quadratic equation and one variable equation of four times .