bp_matlabcode

分岔图程序，非常值得参考与借鉴，很实用的一个小程序。(The bifurcation diagram program is very worthwhile reference and learn from a very practical program.)

一个交交变频电路，没有DClink中间环节，(A cycloconverter circuit, not DClink intermediate links,)

this file is related to qpsk quadrature phase shift keying mod. in fading channel..which is helpful in desgining a channel with qpsk mod technique

说明：  基于卡尔曼滤波器的PID控制的matlab程序。(Kalman filter-based PID control)

简支梁桥、连续桥梁桥墩纵横向地震力计算程序。(Simple supported beam bridge, the calculation of continuous bridge pier seismic force, horizontal and vertical seismic force can be calculated)

《Matlab工具箱应用》 张金明等编，原书扫描件(Applications, edited by Zhang Jinming Matlab toolbox, the original book scan)

说明：  matlab电机仿真精华50例\异步电机abo仿真模型(matlab simulation of the essence of 50 cases of electric induction motor simulation model abo)

本matlab程序用惩罚函数法求解多元模型的最小值（给出初始点和精度要求条件）。(The matlab program for solving the minimum multivariate model with penalty function method (given initial point and precision conditions).)

现代信号处理，张贤达，清华大学自动化系，数字图像处理(Modern signal processing, Zhang Xian Da, Tsinghua University, digital image processing)

用蒙特卡洛方法计算圆周率的程序,可以精确到第四位小数(a mento karlo method compiled in matlab)