ruby.git/ext/bigdecimal/lib, branch master

* ext/bigdecimal/lib/bigdecimal/math.rb (atan): atan(Infinity) is

2009-09-23T17:21:26+00:00

  PI/2.


git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@25063 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* ext/bigdecimal/lib/bigdecimal/math.rb (atan): reduce loop with

2009-09-23T17:08:37+00:00

  the formula of the double corner.  based on a patch from
  Masahiro Kanai (CanI) in [ruby-dev:39367].


git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@25062 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* ext/bigdecimal/lib/bigdecimal/math.rb (atan): refined.

2009-09-23T12:25:20+00:00

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@25057 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* ext/bigdecimal/lib/bigdecimal/{ludcmp,math}.rb: depend on

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  bigdecimal.


git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@25029 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* ext/bigdecimal/lib/bigdecimal/newton.rb: rdoc needs to be

2009-09-21T20:00:21+00:00

  followed by the definition.


git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@25028 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* ext/bigdecimal/lib/bigdecimal/*.rb: made module functions.

2009-09-21T19:56:20+00:00

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@25027 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* ext/bigdecimal/lib/*.rb: fixed indent.

2009-09-21T19:49:32+00:00

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@25026 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* ext/bigdecimal/lib/bigdecimal/math.rb (sin, cos, atan, exp, log):

2009-09-20T15:07:38+00:00

  improved precision and performance.  based on a patch from Makoto
  Yamashita in [ruby-core:25600] and [ruby-core:25602].


git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@25013 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* {ext,lib,test}/**/*.rb: removed trailing spaces.

2009-03-06T03:56:38+00:00

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@22784 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* ext/bigdecimal/bigdecimal.c (BigDecimal_to_r): moved from

2008-11-11T10:45:21+00:00

  bigdecimal/util, converted into C.  [ruby-dev:36805]

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@20191 b2dd03c8-39d4-4d8f-98ff-823fe69b080e