distribution.rb in distribution-0.5.0

- old
+ new

@@ -17,11 +17,11 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 #
 # == Other Sources
 # 
-# * Code of Ruby engines came from statistics2.rb, 
+# * Code of several Ruby engines came from statistics2.rb, 
 #   created by Shin-ichiro HARA(sinara@blade.nagaokaut.ac.jp).
 #   Retrieve from http://blade.nagaokaut.ac.jp/~sinara/ruby/math/statistics2/
 # 
 # Specific notices will be placed where there are appropiate
 # 
@@ -47,11 +47,11 @@
 #    Distribution::Normal.cdf(1.96)
 #    => 0.97500210485178
 #    Distribution::Normal.p_value(0.95)
 #    => 1.64485364660836
 module Distribution
-  VERSION="0.4.0"
+  VERSION="0.5.0"
   
   module Shorthand
     EQUIVALENCES={:p_value=>:p, :cdf=>:cdf, :pdf=>:pdf, :rng=>:r, :exact_pdf=>:epdf, :exact_cdf=>:ecdf, :exact_p_value=>:ep}
     def self.add_shortcut(sh,m, &block)
       if EQUIVALENCES.include? m.to_sym 
@@ -145,10 +145,10 @@
   autoload(:BivariateNormal, 'distribution/bivariatenormal')
   autoload(:Binomial, 'distribution/binomial')
   autoload(:Hypergeometric, 'distribution/hypergeometric')
   autoload(:Exponential, 'distribution/exponential')
   autoload(:Poisson, 'distribution/poisson')
-
+  autoload(:Logistic, 'distribution/logistic')
 end
 
 
 