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Theorem loowoz 96
Description: An alternate for the Linearity Axiom of the infinite-valued sentential logic (L-infinity) of Lukasiewicz, due to Barbara Wozniakowska, Reports on Mathematical Logic 10, 129-137 (1978). (Contributed by O'Cat, 8-Aug-2004.)
Assertion
Ref Expression
loowoz (((φψ) → (φχ)) → ((ψφ) → (ψχ)))

Proof of Theorem loowoz
StepHypRef Expression
1 jarr 91 . 2 (((φψ) → (φχ)) → (ψ → (φχ)))
21a2d 23 1 (((φψ) → (φχ)) → ((ψφ) → (ψχ)))
Colors of variables: wff setvar class
Syntax hints:  wi 4
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7
This theorem is referenced by: (None)
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