Theorem elexd 2612

Description: If a class is a member of another class, it is a set. (Contributed by Glauco Siliprandi, 11-Oct-2020.)

Hypothesis

Ref	Expression
elexd.1	⊢ (𝜑 → 𝐴 ∈ 𝑉)

Assertion

Ref	Expression
elexd	⊢ (𝜑 → 𝐴 ∈ V)

Proof of Theorem elexd

Step	Hyp	Ref	Expression
1		elexd.1	. 2 ⊢ (𝜑 → 𝐴 ∈ 𝑉)
2		elex 2610	. 2 ⊢ (𝐴 ∈ 𝑉 → 𝐴 ∈ V)
3	1, 2	syl 14	1 ⊢ (𝜑 → 𝐴 ∈ V)

Syntax hints:   → wi 4   ∈ wcel 1433  Vcvv 2601

This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 104  ax-ia2 105  ax-ia3 106  ax-5 1376  ax-gen 1378  ax-ie1 1422  ax-ie2 1423  ax-8 1435  ax-4 1440  ax-17 1459  ax-i9 1463  ax-ial 1467  ax-ext 2063

This theorem depends on definitions:  df-bi 115  df-sb 1686  df-clab 2068  df-cleq 2074  df-clel 2077  df-v 2603

This theorem is referenced by:  unsnfidcel  6386  fnfi  6388  lcmval  10445