Theorem el2v 2819

Description: If a proposition is implied by 𝑥 ∈ V and 𝑦 ∈ V (which is true, see vex 2816), then it is true. (Contributed by Peter Mazsa, 13-Oct-2018.)

Hypothesis

Ref	Expression
el2v.1	⊢ ((𝑥 ∈ V ∧ 𝑦 ∈ V) → 𝜑)

Assertion

Ref	Expression
el2v	⊢ 𝜑

Proof of Theorem el2v

Step	Hyp	Ref	Expression
1		vex 2816	. 2 ⊢ 𝑥 ∈ V
2		vex 2816	. 2 ⊢ 𝑦 ∈ V
3		el2v.1	. 2 ⊢ ((𝑥 ∈ V ∧ 𝑦 ∈ V) → 𝜑)
4	1, 2, 3	mp2an 426	1 ⊢ 𝜑

Syntax hints:   → wi 4   ∧ wa 104   ∈ wcel 2203  Vcvv 2813

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-5 1496  ax-gen 1498  ax-ie1 1542  ax-ie2 1543  ax-8 1553  ax-4 1559  ax-17 1575  ax-i9 1579  ax-ial 1583  ax-ext 2214

This theorem depends on definitions:  df-bi 117  df-sb 1812  df-clab 2219  df-cleq 2225  df-clel 2228  df-v 2815

This theorem is referenced by:  en2prde  7490  upgr1een  16119