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

介绍了一元四次方程的2种根式算法,并分析了2种根式算法解的精度。研究结果表明,第1种的数值计算精度更高,而且更为稳定。

Two algorithms on solving quartic equation are introduced,and their accuracies and stabilities in numerical computation are analyzed in this paper.The results show that the first algorithm is more accurate and more stable and is worth to recommend in numerical computation.