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

Theorem disjALTVid 39393
Description: The class of identity relations is disjoint. (Contributed by Peter Mazsa, 20-Jun-2021.)
Assertion
Ref Expression
disjALTVid Disj I

Proof of Theorem disjALTVid
StepHypRef Expression
1 cosscnvid 39109 . . 3 I = I
21eqimssi 4005 . 2 I ⊆ I
3 reli 5814 . 2 Rel I
4 dfdisjALTV2 39337 . 2 ( Disj I ↔ ( ≀ I ⊆ I ∧ Rel I ))
52, 3, 4mpbir2an 723 1 Disj I
Colors of variables: wff setvar class
Syntax hints:  wss 3913   I cid 5556  ccnv 5661  Rel wrel 5667  ccoss 38721   Disj wdisjALTV 38757
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1822  ax-4 1836  ax-5 1937  ax-6 1994  ax-7 2035  ax-8 2151  ax-9 2159  ax-11 2198  ax-ext 2741  ax-sep 5261  ax-pr 5405
This theorem depends on definitions:  df-bi 210  df-an 401  df-or 861  df-3an 1103  df-tru 1570  df-fal 1580  df-ex 1807  df-sb 2098  df-clab 2748  df-cleq 2761  df-clel 2844  df-ral 3086  df-rex 3096  df-rab 3424  df-v 3465  df-dif 3916  df-un 3918  df-in 3920  df-ss 3930  df-nul 4295  df-if 4493  df-sn 4595  df-pr 4597  df-op 4601  df-br 5114  df-opab 5178  df-id 5557  df-xp 5668  df-rel 5669  df-cnv 5670  df-co 5671  df-dm 5672  df-rn 5673  df-res 5674  df-coss 39039  df-cnvrefrel 39145  df-disjALTV 39328
This theorem is referenced by:  disjALTVidres  39394  disjALTVinidres  39395  disjALTVxrnidres  39396  eqvrelid  39430  detid  39434  eqvrelcossid  39435  petid2  39457
  Copyright terms: Public domain W3C validator