Theorem elrelsrel 38466

Description: The element of the relations class (df-rels 38464) and the relation predicate are the same when 𝑅 is a set. (Contributed by Peter Mazsa, 24-Nov-2018.)

Assertion

Ref	Expression
elrelsrel	⊢ (𝑅 ∈ 𝑉 → (𝑅 ∈ Rels ↔ Rel 𝑅))

Proof of Theorem elrelsrel

Step	Hyp	Ref	Expression
1		elrels2 38465	. 2 ⊢ (𝑅 ∈ 𝑉 → (𝑅 ∈ Rels ↔ 𝑅 ⊆ (V × V)))
2		df-rel 5630	. 2 ⊢ (Rel 𝑅 ↔ 𝑅 ⊆ (V × V))
3	1, 2	bitr4di 289	1 ⊢ (𝑅 ∈ 𝑉 → (𝑅 ∈ Rels ↔ Rel 𝑅))

Syntax hints:   → wi 4   ↔ wb 206   ∈ wcel 2109  Vcvv 3438   ⊆ wss 3905   × cxp 5621  Rel wrel 5628   Rels crels 38159

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1795  ax-4 1809  ax-5 1910  ax-6 1967  ax-7 2008  ax-8 2111  ax-9 2119  ax-ext 2701

This theorem depends on definitions:  df-bi 207  df-an 396  df-tru 1543  df-ex 1780  df-sb 2066  df-clab 2708  df-cleq 2721  df-clel 2803  df-ss 3922  df-pw 4555  df-rel 5630  df-rels 38464

This theorem is referenced by:  elrelsrelim  38467  elrels5  38468  elrels6  38469  cnvelrels  38474  cosselrels  38475  elrefrelsrel  38499  elcnvrefrelsrel  38515  elsymrelsrel  38536  eltrrelsrel  38560  eleqvrelsrel  38573  elfunsALTVfunALTV  38677  eldisjs5  38706  eldisjsdisj  38707