Titlebook: Computational Hydraulics; An Introduction Cornelis B. Vreugdenhil Textbook 1989 Springer-Verlag Berlin Heidelberg 1989 Software.algorithm.c

割让

Water Quality in a Lake, The type of model is called a “box” model and it is governed by ordinary differential equations. In the simplest case, there is just one first-order equation and the system is accordingly called a first-order system.

看法等

因无茶而冷淡

Numerical Accuracy for Diffusion Problems,take into account that an arbitrary function, acting as initial condition, can be thought to be built up from a series of sinusoidal functions, which is called a Fourier series. As an example take a block function with length 2. (Fig. 8.1).