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Theorem 3impexpbicomi 1368
Description: Deduction form of 3impexpbicom 1367. Derived automatically from 3impexpbicomiVD in set.mm. (Contributed by Alan Sare, 31-Dec-2011.) (New usage is discouraged.) TODO: decide if this is worth keeping.
Hypothesis
Ref Expression
3impexpbicomi.1 ((φ ψ χ) → (θτ))
Assertion
Ref Expression
3impexpbicomi (φ → (ψ → (χ → (τθ))))

Proof of Theorem 3impexpbicomi
StepHypRef Expression
1 3impexpbicomi.1 . . 3 ((φ ψ χ) → (θτ))
21bicomd 192 . 2 ((φ ψ χ) → (τθ))
323exp 1150 1 (φ → (ψ → (χ → (τθ))))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wb 176   w3a 934
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8
This theorem depends on definitions:  df-bi 177  df-an 360  df-3an 936
This theorem is referenced by: (None)
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