密码学大整数运算的库函数，libtom，非常专业，没有基础就别下了。-Cryptography big integer computing library functions, libtom, very professional, there is no other foundation has.

一个信号处理方面的开源库，主要用来滤波，LPC分析，重采样.-The libtsp package is a library of routines for signal processing. It also includes a number of general purpose routines useful for program development. Examples of programs using this library for filtering, LPC analysi