[#46329] [ruby-trunk - Feature #7252][Assigned] version number of 2.0 release — "usa (Usaku NAKAMURA)" <usa@...>

26 messages 2012/11/01

[#46350] RubySpecメンテナ — Yukihiro Matsumoto <matz@...>

まつもと ゆきひろです

15 messages 2012/11/02

[#46414] [ruby-trunk - Bug #7287][Open] please rename atomic.h which conflicts with /usr/include/atomic.h in Solaris10 — "ngoto (Naohisa Goto)" <ngotogenome@...>

10 messages 2012/11/06

[#46434] トラップハンドラで許されない操作はなにか — KOSAKI Motohiro <kosaki.motohiro@...>

小崎です

9 messages 2012/11/06

[#46440] [ruby-trunk - Bug #7300][Open] Hash#[] の挙動が 1.9.3 と異なっている — "hsbt (Hiroshi SHIBATA)" <shibata.hiroshi@...>

12 messages 2012/11/07

[#46477] Fwd: [ruby-changes:25559] shugo:r37616 (trunk): * vm_core.h (rb_call_info_t::refinements), compile.c (new_callinfo): — SASADA Koichi <ko1@...>

refinement を導入するときの性能に対する excuse が「method cache に殆どあ

20 messages 2012/11/11
[#46480] Re: Fwd: [ruby-changes:25559] shugo:r37616 (trunk): * vm_core.h (rb_call_info_t::refinements), compile.c (new_callinfo): — Shugo Maeda <shugo@...> 2012/11/11

前田です。

[#46488] Re: Fwd: [ruby-changes:25559] shugo:r37616 (trunk): * vm_core.h (rb_call_info_t::refinements), compile.c (new_callinfo): — SASADA Koichi <ko1@...> 2012/11/12

 ささだです.

[#46491] Re: Fwd: [ruby-changes:25559] shugo:r37616 (trunk): * vm_core.h (rb_call_info_t::refinements), compile.c (new_callinfo): — Shugo Maeda <shugo@...> 2012/11/12

前田です。

[#46493] Re: Fwd: [ruby-changes:25559] shugo:r37616 (trunk): * vm_core.h (rb_call_info_t::refinements), compile.c (new_callinfo): — SASADA Koichi <ko1@...> 2012/11/12

 ささだです.

[#46495] Re: Fwd: [ruby-changes:25559] shugo:r37616 (trunk): * vm_core.h (rb_call_info_t::refinements), compile.c (new_callinfo): — Shugo Maeda <shugo@...> 2012/11/12

前田です。

[#46497] Re: Fwd: [ruby-changes:25559] shugo:r37616 (trunk): * vm_core.h (rb_call_info_t::refinements), compile.c (new_callinfo): — SASADA Koichi <ko1@...> 2012/11/12

(2012/11/12 18:20), Shugo Maeda wrote:

[#46501] Re: Fwd: [ruby-changes:25559] shugo:r37616 (trunk): * vm_core.h (rb_call_info_t::refinements), compile.c (new_callinfo): — Shugo Maeda <shugo@...> 2012/11/12

前田です。

[#46513] Re: Fwd: [ruby-changes:25559] shugo:r37616 (trunk): * vm_core.h (rb_call_info_t::refinements), compile.c (new_callinfo): — Nobuyoshi Nakada <nobu@...> 2012/11/14

なかだです。

[#46509] [ruby-trunk - Bug #7344][Open] gem pristine bigdecimal が失敗してしまう — "hsbt (Hiroshi SHIBATA)" <shibata.hiroshi@...>

31 messages 2012/11/13

[#46520] [ruby-trunk - Bug #7356][Open] ruby-2.0.0-preview1 で adlint-2.6.10 が性能劣化 — "yanoh (Yutaka Yanoh)" <yutaka@...>

11 messages 2012/11/15

[#46647] [ruby-trunk - Bug #7452][Assigned] Main thread is stopped after running finalizers if the main thread has a finalizer — "mrkn (Kenta Murata)" <muraken@...>

8 messages 2012/11/28

[ruby-dev:46489] [ruby-trunk - Bug #7321][Assigned] Newton.#nsolve の第 2 引数が複数の役割を持つ

From: "mrkn (Kenta Murata)" <muraken@...>
Date: 2012-11-12 07:06:41 UTC
List: ruby-dev #46489
Issue #7321 has been updated by mrkn (Kenta Murata).

Status changed from Open to Assigned
Assignee set to mrkn (Kenta Murata)
Target version set to next minor


----------------------------------------
Bug #7321: Newton.#nsolve の第 2 引数が複数の役割を持つ
https://bugs.ruby-lang.org/issues/7321#change-32807

Author: sho-h (Sho Hashimoto)
Status: Assigned
Priority: Normal
Assignee: mrkn (Kenta Murata)
Category: 
Target version: next minor
ruby -v: ruby 1.9.3p194 (2012-04-20 revision 35410) [x86_64-linux]


Newton.#nsolve の第 2 引数 x は以下の 2 つの役割を持つようです。

* 探索を開始する点
* 解を代入

newton.rb のコメントにも同じ内容が記述してあるのでわかるといえばわかるのですが、できればそれぞれ分けた方がわかりやすいのではないかと思いました。Newton.#nsolve の戻り値として返すか、引数を追加するのはどうでしょう。


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