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Theorem simp1l3 1041
Description: Simplification of conjunction. (Contributed by NM, 9-Mar-2012.)
Assertion
Ref Expression
simp1l3 ((((𝜑𝜓𝜒) ∧ 𝜃) ∧ 𝜏𝜂) → 𝜒)

Proof of Theorem simp1l3
StepHypRef Expression
1 simpl3 951 . 2 (((𝜑𝜓𝜒) ∧ 𝜃) → 𝜒)
213ad2ant1 967 1 ((((𝜑𝜓𝜒) ∧ 𝜃) ∧ 𝜏𝜂) → 𝜒)
Colors of variables: wff set class
Syntax hints:  wi 4  wa 103  w3a 927
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 105  ax-ia2 106  ax-ia3 107
This theorem depends on definitions:  df-bi 116  df-3an 929
This theorem is referenced by: (None)
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