Theorem mpanr2 432

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 311	. 2 ⊢ (𝜓 → (𝜓 ∧ 𝜒))
3		mpanr2.2	. 2 ⊢ ((𝜑 ∧ (𝜓 ∧ 𝜒)) → 𝜃)
4	2, 3	sylan2 282	1 ⊢ ((𝜑 ∧ 𝜓) → 𝜃)

Syntax hints:   → wi 4   ∧ wa 103

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 is referenced by:  op1steq  6031  fpmg  6522  pmresg  6524  pm54.43  6996  prarloclemarch2  7175  prarloclemlt  7249  prsradd  7528  muleqadd  8342  divdivap1  8396  addltmul  8860  elfzp1b  9770  elfzm1b  9771  expp1zap  10235  expm1ap  10236  fiinbas  12059  opnneissb  12167  blssec  12427