DESCRIPTION: Implements Fuzzy Sets in Ruby. I am very beginner at this topic, so it is very basic now. Any help will be appreciated. == FEATURES/PROBLEMS: * Fuzzy Sets defined as sequence of line segments. * Fuzzy Rules. Only conjunction of arguments is possible. * No error handling. * Defuzzification as center of gravity and first maximum * Minimum and Multiplication T-Norms. * Mamdani and Larsen aggregation methods. * Reasoning - apply matching rule and combine the results. Mamdani or Takagi-Sugeno system.