[#49675] Request to update LEGAL file for zlib, UCD license — Jun Aruga <jaruga@...>
こんにちは。有賀と申します。
10 messages
2016/06/20
[#49678] Re: Request to update LEGAL file for zlib, UCD license
— Jun Aruga <jaruga@...>
2016/06/21
ご回答、そして+1のご意見ありがとうございます。
[#49683] Re: Request to update LEGAL file for zlib, UCD license
— Martin J. Dürst <duerst@...>
2016/06/22
On 2016/06/22 00:15, Jun Aruga wrote:
[ruby-dev:49657] [Ruby trunk Bug#12339] result of 123456789 ** -2 in doc
From:
usa@...
Date:
2016-06-10 06:48:48 UTC
List:
ruby-dev #49657
Issue #12339 has been updated by Usaku NAKAMURA. Backport changed from 2.1: REQUIRED, 2.2: REQUIRED, 2.3: DONE to 2.1: REQUIRED, 2.2: DONE, 2.3: DONE ruby_2_2 r55350 merged revision(s) 54898. ---------------------------------------- Bug #12339: result of 123456789 ** -2 in doc https://bugs.ruby-lang.org/issues/12339#change-59109 * Author: Kazuhiro NISHIYAMA * Status: Closed * Priority: Normal * Assignee: Kazuhiro NISHIYAMA * ruby -v: ruby 2.4.0dev (2016-05-02 trunk 54882) [x86_64-darwin14] * Backport: 2.1: REQUIRED, 2.2: DONE, 2.3: DONE ---------------------------------------- https://github.com/ruby/ruby/blob/c353ec0c9e8e941f49910a51f7dc10cf3d3cdd17/numeric.c#L3647 の `Integer#**` の rdoc で ``` * 123456789 ** -2 #=> 6.5610001194102e-17 ``` となっていますが、実際に試してみると `(1/15241578750190521)` になります。 どちらが正しいのでしょうか? ``` % ruby -ve 'p 123456789 ** -2' ruby 2.4.0dev (2016-05-02 trunk 54882) [x86_64-darwin14] (1/15241578750190521) ``` -- https://bugs.ruby-lang.org/