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可以的，譬如Taylor expansion

Posted by frkstyc at 2006-04-28 23:07:06 on Problem 2819
In Reply To:可以不用高精度么？ Posted by:liangzhirong at 2006-04-28 23:06:46

Followed by:

真的是这个? -,- 当时想了下觉得太疯狂了就没继续。。 (0) RoBa 2006-04-28 23:11:05
- Re:想到也是一种境界了... (0) ACBrush 2006-04-28 23:13:02
  - 我觉得看到1-1/n，n那么大就该知道硬来不行了 (0) frkstyc 2006-04-28 23:16:14
    - ? n 有多大? n 超过 340, 结果是全零了 (0) semonteer 2006-04-29 08:24:10
      - ft 高精错了 (0) 4Meal 2006-04-30 00:37:35
  - = =b 寒，我是弱人... (0) RoBa 2006-04-28 23:18:19
- 主要用log/exp弄一下在n相当大的时候得不到e (19) richardhuang 2006-04-28 23:16:05
这个。。写起来会比高精乘简洁？愿闻其详。。。 (0) liangzhirong 2006-04-28 23:20:25
- 你可以之类用二项式定理展开，也可以先取对数再展开，只要算到某一项小于精度可能造成的影响就可以了 (0) frkstyc 2006-04-28 23:22:14

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