A basic android tutorial. Learn to create quadratic equation solver

内附三次样条插值、拉格朗日插值、积分、傅里叶变换、定态薛定谔方程求解程序,各程序有详细的说明-Included cubic spline interpolation, Lagrange interpolation, integration, Fourier transform, Schrodinger equation solver, a detailed descr iption of each program