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  6351  fpmg  6886  pmresg  6888  pw2f1odc  7064  pm54.43  7438  prarloclemarch2  7682  prarloclemlt  7756  prsradd  8049  muleqadd  8891  divdivap1  8946  addltmul  9424  elfzp1b  10375  elfzm1b  10376  expp1zap  10894  expm1ap  10895  fiinbas  14840  opnneissb  14946  blssec  15229