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This function implements brute force bactracking to solve the knapsack problem.

fonction pour calculer angle

先进PID控制MATLAB仿真（刘金琨）源代码(MATLAB simulation of advanced PID control (Liu Jinkun) source code)

变步长龙格库塔法,用于解决四阶微分方程组求解析解的问题，尤其适用于两自由度间隙碰撞问题的解决。(This is a matlab program about Runge-Kutta,and it will help you solve many difficulty questions.With its help,you can have a easy way to access your success.)

此程序主要演示通道间幅度误差对DBF旁瓣电平的影响。(This program is mainly to demonstrate of effect of channel amplitude errors on the sidelobes of DBF.)

The explicit finite dierence method to solve heat equation

天然河道干支流一维恒定流计算，包括断面面积，流速等计算，项目所用程序，经验证过，数据文件保密不能提供，内包含多个子程序(Natural river tributaries one-dimensional steady flow calculation)

说明：  一个关于随机二进制M序列的一种产生的程序(M on a random binary sequence generated by a procedure)

Mann-Kendall 趋势分析，于进行m-k检验 突变所发生的时间(Mann-Kendall，used for testing mk mutation occurred at a time)

说明：  用于matlab频域分析、功率谱密度分析(fft and psd by matlab)