Individual km#multi-valued_logic__many-valued_logic  logic in which there are more than two possible truth values
  >part:  fuzzy_logic  probability_logic
  url:  http://en.wikipedia.org/wiki/Multi-valued_logic
  >part of:  logic.philosophy  the branch of philosophy that analyzes inference
     >part of:  philosophy  the rational investigation of questions about existence and knowledge and ethics

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