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Bug #3270
closedBigMath.exp が絶対値が大きな引数で遅い
ruby -v:
ruby 1.9.3dev (2010-05-11 trunk 27729) [x86_64-darwin10.3.0]
Backport:
Description
=begin
Rubyについて Part 40
http://pc12.2ch.net/test/read.cgi/tech/1272248179/121-122
あと、expの絶対値が大きくなると、戻って来ないのよね。
exp(a*b+c) = exp(a)**b * exp(c)
を使うと、幸せになれるかも。(ん十倍の威力で)
=end
Updated by nahi (Hiroshi Nakamura) over 13 years ago
- Target version changed from 2.0.0 to 1.9.3
Updated by mrkn (Kenta Murata) over 13 years ago
- Target version changed from 1.9.3 to 2.0.0
Updated by mrkn (Kenta Murata) over 11 years ago
- Target version changed from 2.0.0 to 2.6
Updated by mrkn (Kenta Murata) almost 7 years ago
- Status changed from Assigned to Closed
This was migrated to https://github.com/ruby/bigdecimal/issues/82
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