Genetica is a library to create and use Genetics Algorithms with Ruby.
You can visit the page of genetica at https://rubygems.org/gems/genetica to see how install the latest gem version.
At the moment with version 0.0.1 you can use the next command:
gem install genetica
The best way to install genetica from source code is to generate the Ruby Gem with the gem utility:
gem build genetica.gemspec
And install it:
gem install genetica-0.0.1.gem