ruby.git/test/bigdecimal/test_bigmath.rb, branch v2_1_0_preview2

* ext/bigdecimal/bigdecimal.c (BigMath_s_log): move BigMath.log from

2011-06-27T16:26:09+00:00

  bigdecimal/math.rb.
* ext/bigdecimal/lib/bigdecimal/math.rb: ditto.
* test/bigdecimal/test_bigdecimal.rb: move test for BigMath.log from
  test/bigdecimal/test_bigmath.rb.
* test/bigdecimal/test_bigmath.rb: ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32258 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* ext/bigdecimal/bigdecimal.c (BigMath_s_exp): move BigMath.exp from

2011-06-17T17:38:14+00:00

  bigdecimal/math.rb.
* ext/bigdecimal/lib/bigdecimal/math.rb: ditto.
* test/bigdecimal/test_bigdecimal.rb: move test for BigMath.exp from
  test/bigdecimal/test_bigmath.rb.
* test/bigdecimal/test_bigmath.rb: ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32150 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* ext/bigdecimal/bigdecimal.c (Init_bigdecimal): add two new constants BigDecimal::INFINITY and BigDecimal::NAN.

2010-07-03T07:47:00+00:00

* ext/bigdecimal/lib/bigdecimal/math.rb (BigMath.exp): modify the behaviors for infinity arguments as same as Math.exp.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@28533 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* ext/bigdecimal/lib/bigdecimal/math.rb (atan), test/bigdecimal/test_bigmath.rb (test_atan): explicitly specify the precision for calculating a reciprocal number of an argument. [Bug #3267]

2010-05-11T05:11:59+00:00

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27734 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* test/bigdecimal/testbase.rb (teardown): should reset all modes.

2010-04-26T01:55:51+00:00

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27496 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

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

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

  PI/2.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25063 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: svn+ssh://ci.ruby-lang.org/ruby/trunk@25013 b2dd03c8-39d4-4d8f-98ff-823fe69b080e