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Theorem luk-3 1582

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**
Step	Hyp	Ref	Expression
1		merlem11 1577	. 2
2		merlem1 1567	. 2
3	1, 2	ax-mp 5	1

Colors of variables: wff setvar class

Syntax hints:

wn 3

wi 4

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8

This theorem is referenced by: luklem2 1584 luklem3 1585

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