Theorem difexd 5192

Description: Existence of a difference. (Contributed by SN, 16-Jul-2024.)

Hypothesis

Ref	Expression
difexd.1	⊢ (𝜑 → 𝐴 ∈ 𝑉)

Assertion

Ref	Expression
difexd	⊢ (𝜑 → (𝐴 ∖ 𝐵) ∈ V)

Proof of Theorem difexd

Step	Hyp	Ref	Expression
1		difexd.1	. 2 ⊢ (𝜑 → 𝐴 ∈ 𝑉)
2		difexg 5190	. 2 ⊢ (𝐴 ∈ 𝑉 → (𝐴 ∖ 𝐵) ∈ V)
3	1, 2	syl 17	1 ⊢ (𝜑 → (𝐴 ∖ 𝐵) ∈ V)

Syntax hints:   → wi 4   ∈ wcel 2112  Vcvv 3407   ∖ cdif 3851

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1798  ax-4 1812  ax-5 1912  ax-6 1971  ax-7 2016  ax-8 2114  ax-9 2122  ax-ext 2730  ax-sep 5162

This theorem depends on definitions:  df-bi 210  df-an 401  df-tru 1542  df-ex 1783  df-sb 2071  df-clab 2737  df-cleq 2751  df-clel 2831  df-rab 3077  df-v 3409  df-dif 3857  df-in 3861  df-ss 3871

This theorem is referenced by:  hashf1lem1  13849  sexp2  33333  sexp3  33339  fsuppssind  39772  clcnvlem  40681