ruby.git/lib/matrix, branch v2_1_4

* lib/matrix/lup_decomposition: Fix bugs with LUP Decomposition of

2013-01-13T22:13:12+00:00

  rectangular matrices. [rubyspec:ba849801a85]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38807 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* lib/matrix/eigenvalue_decomposition: Backport bugfix of Jama 1.0.3

2013-01-13T21:06:39+00:00

  [rubyspec:df87040be371]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38803 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* lib/matrix/eigenvalue_decomposition: Fix eigensystem with complex

2013-01-13T05:50:34+00:00

  eigenvectors. Patch by pypypy567.
  [Bug #7208] [ruby-dev:46251] [rubyspec:242f8e55bd]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38799 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* lib/matrix/lup_decomposition.rb: Fix error for rectangular matrices

2013-01-13T04:46:25+00:00

  [bug#7620] [ruby-core:51118] [rubyspec:41f833ee2]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38797 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* lib/matrix: alias {row|column}_size to {row|column}_count and use the latter.

2012-12-10T16:53:57+00:00

  [Bug #7369] [ruby-core:49409]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38300 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* lib/matrix: Add LUP decomposition

2011-07-01T06:23:12+00:00

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32353 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* lib/matrix: Add Eigenvalue Decomposition

2011-07-01T06:13:35+00:00

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32351 b2dd03c8-39d4-4d8f-98ff-823fe69b080e