Chapter 38. Relevance Logic

  1. Dale Jacquette
  1. Edwin D. Mares

Published Online: 26 NOV 2007

DOI: 10.1002/9780470996751.ch39

A Companion to Philosophical Logic

A Companion to Philosophical Logic

How to Cite

Mares, E. D. (2007) Relevance Logic, in A Companion to Philosophical Logic (ed D. Jacquette), Blackwell Publishing Ltd, Oxford, UK. doi: 10.1002/9780470996751.ch39

Publication History

  1. Published Online: 26 NOV 2007
  2. Published Print: 1 JAN 2006

ISBN Information

Print ISBN: 9780631216711

Online ISBN: 9780470996751

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Keywords:

  • relevance logic;
  • proof theory;
  • semantics;
  • disjunction;
  • Meyer's ternary relation

Summary

This chapter contains sections titled:

  • Non-Sequiturs are Bad

  • The Real Use of Premises

  • Implication

  • From Proof Theory to Semantics

  • Adding Conjunction

  • The Problem of Disjunction

  • Routley and Meyer's Ternary Relation

  • Rules for Disjunction

  • The Semantics of Negation

  • Rules for Negation

  • Disjunctive Syllogism

  • Logics Stronger than R

  • Logics Weaker than R

  • Relevant Logics and Natural Language Conditionals

  • Theory of Properties

  • Summary