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Theorem iin3 41236
Description: in3 41235 without virtual deduction connectives. Special theorem needed for the Virtual Deduction translation tool. (Contributed by Alan Sare, 23-Jul-2011.) (Proof modification is discouraged.) (New usage is discouraged.)
Hypothesis
Ref Expression
iin3.1 (𝜑 → (𝜓 → (𝜒𝜃)))
Assertion
Ref Expression
iin3 (𝜑 → (𝜓 → (𝜒𝜃)))

Proof of Theorem iin3
StepHypRef Expression
1 iin3.1 1 (𝜑 → (𝜓 → (𝜒𝜃)))
Colors of variables: wff setvar class
Syntax hints:  wi 4
This theorem is referenced by: (None)
  Copyright terms: Public domain W3C validator