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The world without the literal notation for floating-point numbers

We need the decimal-point literal notation for Rational instead of Float because Float is legacy.

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The world without the
   literal notation for
   floating-point numbers


                         , Kenta Murata
   GeneticLab Co., Ltd.


Tuesday, July 19, 2011                    1
CRuby Committer
   (BigDecimal)

   Ruby Sapporo

   Kosen Conf


http://www.flickr.com/photos/koichiroo/5244581973/
Tuesday, July 19, 2011                               2
Tuesday, 1
2010 3 July 19, 2011   3
RubyKaigi
                        n   !!




Tuesday, 1
2010 3 July 19, 2011               4
Ruby    04
      Sapporo RubyKaigi 04

                         Summer 2012

Tuesday, July 19, 2011                  5
I have some question.




Tuesday, July 19, 2011                   6
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The world without the literal notation for floating-point numbers