System E6^0

[Hughes and Cresswell, 1996]

Based on

The system E6-0 (E6 superscript 0) is E2-0 plus the axiom MMp [Axiom S]

• Axioms
  • PC
  • K: L(p>q)>(Lp>Lq)
  • Axiom S: MMp
• Rules
  • Uniform Substitution
  • Modus Ponens
  • R* Given A>B Produce LA>LB

So says: [Hughes and Cresswell, 1996, p364]

Basis for

E6^0 + Lp>p [Axiom T] = E6

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This page was last modified on November 21st, 2004