这是求矩阵特征值的一中方法，如果大家有更好的方法可以和我联系哦...

SIM300DZ hardware design reference and guide line to make PCB layout

可以对磁盘进行格式化-be right disk format

中型企业OA系统源代码，可以给200人左右企业使用，代码25M左右，ASP加ACCESS结构。因为SQL版本正在商用中，不过此版本一样可以商用。-Medium-sized enterprises OA system source code, can give about 200 enterprises, about 25M code, ASP increases ACCESS structure. Because the SQL version is commercial, although this version can be commercial.

vweb 2010 win2000 Driver Sourcecode

；爬网windows字体工具；

自动备份数据库代码，有一定的功能，并且可以访问数据库。-Automatic backup database code, there are certain functions, and can access the database.

能够查看exe文件中从dll中导入的函数，对制作安装文件有一定用途-to view exe dll file from the Import function, the production installation of a certain purpose

windows下恢复被删除的文件-windows under restore deleted files

取自别处，共同学习，看完删除，尊重原作者的版权，使用时请注明出处。-from elsewhere, studying together, reading deleted, respect the original author"s copyright, when used with the territory.

好东西，用dephi写的，高数中的算法，包括积分，微分，极限，级数，最优化方法等-good things with dephi written in the high number of algorithms, including integral, differential, limit, series, optimization methods