好像通常用于解决离散对数问题;

一些讲解:http://tonyfang.is-programmer.com/posts/178997.html

http://blog.csdn.net/clover_hxy/article/details/50683832

http://www.cnblogs.com/yljiang/p/5819397.html

 

posted on 2018-01-05 21:23  nhc2014  阅读(148)  评论(0编辑  收藏  举报