abaqus脚本快速建立单层空间网壳结构

DOS下的万年历,有兴趣可改成UNIX下的CAL-calendar under the DOS, UNIX interest may change under the CAL

采用极点提取的方法得到滤波器耦合矩阵的过程(Procedures of coupling matrix synthesis using extracted pole method.)

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减法聚类的matlab程序，其他数据代入可以用，绝对好用，能运行成功。(Subtraction clustering matlab, other data generation into can use, the absolute good with, can run of success. )

说明：  实现简单的领航跟随编队控制，能够改变队形，以及航迹(Achieve simple leader_following formation control, which is able to change formation, track and num of robots)

说明：  4乘4矩阵键盘stm32f103开发板。 消抖。 col列，Pin配置为PP推挽输出模式； row行，Pin配置为Input模式，启用内部上拉电阻(4 times 4 matrix keyboard STM32F103 development board. Shake off. Col column, pin is configured as PP push-pull output mode; Row, pin is configured in input mode, and internal pull-up resistor is enabled)

该程序是基于STM32外部触发计数器的测频程序代码，可以测量的范围是0-100MHZ误差1 不到。(The program is based on the STM32 external trigger counter frequency measurement program code, can be measured in the range of 0-100MHZ error of less than 1 .)

一个扑克牌游戏集合的源码,包含了很多基本c-c++语言应用-a card game set the source, contains many of the basic c-c language

产生Lorenz混沌序列,为下一步非线性时间序列研究打下基础-Construct Lorenz chaotic seris for the research of nonlinear time series.

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