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Theorem mp3an2ani 1322
Description: An elimination deduction. (Contributed by Alan Sare, 17-Oct-2017.)
Hypotheses
Ref Expression
mp3an2ani.1 𝜑
mp3an2ani.2 (𝜓𝜒)
mp3an2ani.3 ((𝜓𝜃) → 𝜏)
mp3an2ani.4 ((𝜑𝜒𝜏) → 𝜂)
Assertion
Ref Expression
mp3an2ani ((𝜓𝜃) → 𝜂)

Proof of Theorem mp3an2ani
StepHypRef Expression
1 mp3an2ani.1 . . 3 𝜑
2 mp3an2ani.2 . . 3 (𝜓𝜒)
3 mp3an2ani.3 . . 3 ((𝜓𝜃) → 𝜏)
4 mp3an2ani.4 . . 3 ((𝜑𝜒𝜏) → 𝜂)
51, 2, 3, 4mp3an3an 1321 . 2 ((𝜓 ∧ (𝜓𝜃)) → 𝜂)
65anabss5 567 1 ((𝜓𝜃) → 𝜂)
Colors of variables: wff set class
Syntax hints:  wi 4  wa 103  w3a 962
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 105  ax-ia2 106  ax-ia3 107
This theorem depends on definitions:  df-bi 116  df-3an 964
This theorem is referenced by:  tfr1onlemubacc  6246  tfrcllemubacc  6259  mappsrprg  7631  metrest  12701
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