Users' Mathboxes Mathbox for Peter Mazsa < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >   Mathboxes  >  elrelsrelim Structured version   Visualization version   GIF version

Theorem elrelsrelim 39191
Description: The element of the relations class is a relation. (Contributed by Peter Mazsa, 20-Jul-2019.)
Assertion
Ref Expression
elrelsrelim (𝑅 ∈ Rels → Rel 𝑅)

Proof of Theorem elrelsrelim
StepHypRef Expression
1 elrelsrel 39190 . 2 (𝑅 ∈ Rels → (𝑅 ∈ Rels ↔ Rel 𝑅))
21ibi 270 1 (𝑅 ∈ Rels → Rel 𝑅)
Colors of variables:    wff setvar class
This proof depends on syntax axioms:  wi 4  wcel 2145  Rel wrel 5660   Rels crels 38933
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1828  ax-4 1842  ax-5 1943  ax-6 2000  ax-7 2041  ax-8 2147  ax-9 2155  ax-ext 2732
This proof depends on definitions:  df-bi 210  df-an 402  df-tru 1573  df-ex 1813  df-sb 2100  df-clab 2739  df-cleq 2752  df-clel 2835  df-ss 3916  df-pw 4559  df-rel 5662  df-rels 39188
This theorem is used by:  elrelscnveq3  39375  elrelscnveq2  39377  dfdisjs5  39545  eldisjs6  39688
  Copyright terms: Public domain W3C validator