摘要
根据刚性常微分方程初值问题的特点,通过对指数矩阵的近似计算,给出了一个方程数值解递推格式,并进行了误差估计和数值分析。
According to the characteristics of the initial valueproblem of Stiff ordinary differential equation, this paper presents anumerical recurrence formula of the equation through the approximatecomputation of exponential matrix and has done error estimation andnumerical analysis.
关键词
常微分方程
初值问题
数值解
ordinary differential equation
initial-value problems
stiff problems
numerical computation
error estimate
