[#46807] [ruby-trunk - Bug #7625][Open] Arrayを継承したオブジェクトのcompactがArrayを返す — "mogya@... (Daisuke Furukawa)" <mogya@...>

19 messages 2012/12/26

[#46822] [ruby-trunk - Feature #7639][Open] More freedom for location of comments — "sawa (Tsuyoshi Sawada)" <sawadatsuyoshi@...>

14 messages 2012/12/30

[ruby-dev:46681] [ruby-trunk - Bug #7491][Open] BigMath.#exp に Float、Rational を指定できない

From: "sho-h (Sho Hashimoto)" <sho-h@...>
Date: 2012-12-02 01:51:53 UTC
List: ruby-dev #46681
Issue #7491 has been reported by sho-h (Sho Hashimoto).

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Bug #7491: BigMath.#exp に Float、Rational を指定できない
https://bugs.ruby-lang.org/issues/7491

Author: sho-h (Sho Hashimoto)
Status: Open
Priority: Low
Assignee: 
Category: lib
Target version: 2.0.0
ruby -v: ruby 2.0.0dev (2012-12-02 trunk 38135) [x86_64-linux]


1.9.3 から BigMath.#exp でも Fixnum、Float、Rational オブジェクトが指定できるのではないかと思うのですが、Float、Rational については現在は ArgumentError と TypeError になってしまうようです。

  puts BigMath.exp(BigDecimal("1.0"), 10) # => 0.2718281828E1
  puts BigMath.exp(1, 10)                 # => 0.2718281828E1
  puts BigMath.exp(1.0, 10)               # => ArgumentError
  puts BigMath.exp(Rational(1, 1), 10)    # => TypeError



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