该程序用来处理微分方程系统的,用来化简一个微分系统的,特别是高维的系统-The procedures used to deal with differential equations system for the simplification of a differential system, especially high-dimensional system
dct变换,给出了dct变换的函数,使用时只要把该文件包含即可使用。-dct transformation, has produced the dct transformation
function, when the use so long as contains this document then uses.