Class: Veritas::Optimizer::Function::Connective::Disjunction::Tautology

Inherits:
Veritas::Optimizer::Function::Connective::Disjunction show all
Defined in:
lib/veritas/optimizer/function/connective/disjunction.rb

Overview

Optimize when the operands are a tautology

Constant Summary

Constants inherited from Veritas::Optimizer

Noop, VERSION

Instance Attribute Summary

Attributes included from Binary

#left, #right

Attributes inherited from Veritas::Optimizer

#operation

Instance Method Summary collapse

Methods included from Binary

#initialize

Methods inherited from Veritas::Optimizer

chain, #initialize

Instance Method Details

#optimizable? ⇒ Boolean

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Test if the operands are a tautology

Returns:

  • (Boolean) 


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# File 'lib/veritas/optimizer/function/connective/disjunction.rb', line 88

def optimizable?
  left_tautology?                  ||
  right_tautology?                 ||
  inequality_with_same_attributes? ||
  contradiction?
end

#optimize ⇒ Tautology

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Return a tautology

Returns:



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# File 'lib/veritas/optimizer/function/connective/disjunction.rb', line 100

def optimize
  Veritas::Function::Proposition::Tautology.instance
end