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后向差分法求解分数阶方程，源程序，现在日趋火爆，有学术价值(backward difference method to solve fractional derivation equation)

含有半波振子的3维FDTD 程序, matlab程序(3-dimensional FDTD program, matlab program contains a half-wave dipole)

PermanentMagnetSynchronousMachine,model and simulaltion

永磁同步电机矢量控制程序，位置与角度判断可通过霍尔位置传感器，编码器得到，其中也含有无位置传感器程序(Permanent magnet synchronous motor vector control program, to determine the position and angle through the Hall position sensors, encoders get, which also contains the program without position sensors)

用全波分析法计算双脊波导的色散特性和场分布，对计算电磁学全波仿真学习非常有用(The Usage of Full Wave Analysis calculating the dispersive characteristics and electromagnetic field distribution of double ridge waveguide)

final long m Time Stamp = System.current Time Millis.

Lyapunov exponent for time seires.

windmill simulink for matlab simulation for project

BER for QAM include code

完全极坐标的内点法最优潮流程序，通用版，所有节点可用。(OPF program completely polar coordinates interior point method, the generic version, all nodes are available.)