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Theorem luk-3 1490
Description: 3 of 3 axioms for propositional calculus due to Lukasiewicz, derived from Meredith's sole axiom. (Contributed by NM, 14-Dec-2002.) (Proof modification is discouraged.) (New usage is discouraged.)
Assertion
Ref Expression
luk-3

Proof of Theorem luk-3
StepHypRef Expression
1 merlem11 1485 . 2
2 merlem1 1475 . 2
31, 2ax-mp 5 1
Colors of variables: wff setvar class
Syntax hints:  -.wn 3  ->wi 4
This theorem is referenced by:  luklem2  1492  luklem3  1493
This theorem was proved from axioms:  ax-mp 5  ax-meredith 1474
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