Theorem el3v3 3445

Description: If a proposition is implied by 𝑧 ∈ V (which is true, see vex 3440) and two other antecedents, then it is implied by these other antecedents. (Contributed by Peter Mazsa, 16-Oct-2020.)

Hypothesis

Ref	Expression
el3v3.1	⊢ ((𝜑 ∧ 𝜓 ∧ 𝑧 ∈ V) → 𝜃)

Assertion

Ref	Expression
el3v3	⊢ ((𝜑 ∧ 𝜓) → 𝜃)

Proof of Theorem el3v3

Step	Hyp	Ref	Expression
1		vex 3440	. 2 ⊢ 𝑧 ∈ V
2		el3v3.1	. 2 ⊢ ((𝜑 ∧ 𝜓 ∧ 𝑧 ∈ V) → 𝜃)
3	1, 2	mp3an3 1452	1 ⊢ ((𝜑 ∧ 𝜓) → 𝜃)

Syntax hints:   → wi 4   ∧ wa 395   ∧ w3a 1086   ∈ wcel 2111  Vcvv 3436

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1796  ax-4 1810  ax-5 1911  ax-6 1968  ax-7 2009  ax-8 2113  ax-9 2121  ax-ext 2703

This theorem depends on definitions:  df-bi 207  df-an 396  df-3an 1088  df-tru 1544  df-ex 1781  df-sb 2068  df-clab 2710  df-cleq 2723  df-clel 2806  df-v 3438

This theorem is referenced by:  el3v13  38261  el3v23  38262  dfgrlic2  48039  dfgrlic3  48041