摘要
自选步长四阶Runge—Kutta方法通过逐步比较计算精度 ,能帮助计算机自动选择计算步长 ,并快速计算出一阶常微分方程初值问题的数值解。文章给出了完整算法设计 。
Autoselect step Runge Kutta method of four order through successive comparing calculate precision.It can help computer autoselect calculate step,and rapid computing numerical answer of differential equation of first order initial value problem.This article give a complete algorithm design,and solve the defect of artificial blind select step to calculate.
出处
《三明学院学报》
2002年第4期73-78,共6页
Journal of Sanming University
