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Theorem eqvrel1cossxrnidres 39275
Description: The cosets by a range Cartesian product with a restricted identity relation are in equivalence relation. (Contributed by Peter Mazsa, 31-Dec-2021.)
Assertion
Ref Expression
eqvrel1cossxrnidres EqvRel ≀ (𝑅 ⋉ ( I ↾ 𝐴))

Proof of Theorem eqvrel1cossxrnidres
StepHypRef Expression
1 disjALTVxrnidres 39238 . 2 Disj (𝑅 ⋉ ( I ↾ 𝐴))
21disjimi 39265 1 EqvRel ≀ (𝑅 ⋉ ( I ↾ 𝐴))
Colors of variables: wff setvar class
Syntax hints:   I cid 5514  cres 5622  cxrn 38554  ccoss 38563   EqvRel weqvrel 38580
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1803  ax-4 1817  ax-5 1918  ax-6 1975  ax-7 2016  ax-8 2123  ax-9 2131  ax-10 2154  ax-11 2170  ax-12 2191  ax-ext 2713  ax-sep 5220  ax-nul 5230  ax-pr 5364  ax-un 7681
This theorem depends on definitions:  df-bi 209  df-an 398  df-or 855  df-3an 1095  df-tru 1551  df-fal 1561  df-ex 1788  df-nf 1792  df-sb 2075  df-mo 2545  df-eu 2575  df-clab 2720  df-cleq 2733  df-clel 2816  df-nfc 2890  df-ne 2937  df-ral 3056  df-rex 3066  df-rab 3394  df-v 3435  df-dif 3887  df-un 3889  df-in 3891  df-ss 3901  df-nul 4264  df-if 4457  df-sn 4558  df-pr 4560  df-op 4564  df-uni 4841  df-br 5075  df-opab 5137  df-mpt 5156  df-id 5515  df-xp 5626  df-rel 5627  df-cnv 5628  df-co 5629  df-dm 5630  df-rn 5631  df-res 5632  df-ima 5633  df-iota 6444  df-fun 6490  df-fn 6491  df-f 6492  df-fo 6494  df-fv 6496  df-1st 7933  df-2nd 7934  df-ec 8639  df-xrn 38760  df-coss 38881  df-refrel 38972  df-cnvrefrel 38987  df-symrel 39004  df-trrel 39038  df-eqvrel 39049  df-funALTV 39147  df-disjALTV 39170
This theorem is referenced by: (None)
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