Theorem mpanr2 438

Description: An inference based on modus ponens. (Contributed by NM, 3-May-1994.) (Proof shortened by Andrew Salmon, 7-May-2011.) (Proof shortened by Wolf Lammen, 7-Apr-2013.)

Hypotheses

Ref	Expression
mpanr2.1	⊢ 𝜒
mpanr2.2	⊢ ((𝜑 ∧ (𝜓 ∧ 𝜒)) → 𝜃)

Assertion

Ref	Expression
mpanr2	⊢ ((𝜑 ∧ 𝜓) → 𝜃)

Proof of Theorem mpanr2

Step	Hyp	Ref	Expression
1		mpanr2.1	. . 3 ⊢ 𝜒
2	1	jctr 315	. 2 ⊢ (𝜓 → (𝜓 ∧ 𝜒))
3		mpanr2.2	. 2 ⊢ ((𝜑 ∧ (𝜓 ∧ 𝜒)) → 𝜃)
4	2, 3	sylan2 286	1 ⊢ ((𝜑 ∧ 𝜓) → 𝜃)

Syntax hints:   → wi 4   ∧ wa 104

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108

This theorem is referenced by:  op1steq  6386  fpmg  6921  pmresg  6923  pw2f1odc  7101  pm54.43  7500  prarloclemarch2  7750  prarloclemlt  7824  prsradd  8117  muleqadd  8962  divdivap1  9017  addltmul  9495  elfzp1b  10456  elfzm1b  10457  expp1zap  10977  expm1ap  10978  fiinbas  15044  opnneissb  15150  blssec  15433