中文说明：matlab学习必备小程序，包括Euler解常微分方程、Neville插值、Newton插值、Taylor解常微分方程、追赶法求解三对角方程
English Description：
These are little programs for the matlab learner ,including the Euler solution to Ordinary differential equation, Neville interpolation, Newton interpolation, Taylor solution to Ordinary differential equation and forward elimination and backward substitution