C:/Ruby/lib/ruby/gems/1.8/gems/gnuplot-2.2/lib/gnuplot.rb:196: warning: instance variable @title not initialized
C:/Ruby/lib/ruby/gems/1.8/gems/gnuplot-2.2/lib/gnuplot.rb:202: warning: instance variable @matrix not initialized
C:/Ruby/lib/ruby/gems/1.8/gems/gnuplot-2.2/lib/gnuplot.rb:204: warning: instance variable @linewidth not initialized
C:/Ruby/lib/ruby/gems/1.8/gems/gnuplot-2.2/lib/gnuplot.rb:202: warning: instance variable @matrix not initialized
C:/Ruby/lib/ruby/gems/1.8/gems/gnuplot-2.2/lib/gnuplot.rb:204: warning: instance variable @linewidth not initialized
C:/Ruby/lib/ruby/gems/1.8/gems/gnuplot-2.2/lib/gnuplot.rb:196: warning: instance variable @title not initialized
C:/Ruby/lib/ruby/gems/1.8/gems/gnuplot-2.2/lib/gnuplot.rb:202: warning: instance variable @matrix not initialized
C:/Ruby/lib/ruby/gems/1.8/gems/gnuplot-2.2/lib/gnuplot.rb:204: warning: instance variable @linewidth not initialized
C:/Ruby/lib/ruby/gems/1.8/gems/gnuplot-2.2/lib/gnuplot.rb:202: warning: instance variable @matrix not initialized
C:/Ruby/lib/ruby/gems/1.8/gems/gnuplot-2.2/lib/gnuplot.rb:204: warning: instance variable @linewidth not initialized