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Theorem xrncnvepresex 38461
Description: Sufficient condition for a range Cartesian product with restricted converse epsilon to be a set. (Contributed by Peter Mazsa, 16-Dec-2020.) (Revised by Peter Mazsa, 23-Sep-2021.)
Assertion
Ref Expression
xrncnvepresex ((𝐴𝑉𝑅𝑊) → (𝑅 ⋉ ( E ↾ 𝐴)) ∈ V)

Proof of Theorem xrncnvepresex
StepHypRef Expression
1 cnvepresex 38374 . . 3 (𝐴𝑉 → ( E ↾ 𝐴) ∈ V)
21adantr 480 . 2 ((𝐴𝑉𝑅𝑊) → ( E ↾ 𝐴) ∈ V)
3 xrnresex 38459 . 2 ((𝐴𝑉𝑅𝑊 ∧ ( E ↾ 𝐴) ∈ V) → (𝑅 ⋉ ( E ↾ 𝐴)) ∈ V)
42, 3mpd3an3 1464 1 ((𝐴𝑉𝑅𝑊) → (𝑅 ⋉ ( E ↾ 𝐴)) ∈ V)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wa 395  wcel 2111  Vcvv 3436   E cep 5518  ccnv 5618  cres 5621  cxrn 38220
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1796  ax-4 1810  ax-5 1911  ax-6 1968  ax-7 2009  ax-8 2113  ax-9 2121  ax-10 2144  ax-11 2160  ax-12 2180  ax-ext 2703  ax-rep 5219  ax-sep 5236  ax-nul 5246  ax-pow 5305  ax-pr 5372  ax-un 7674
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3an 1088  df-tru 1544  df-fal 1554  df-ex 1781  df-nf 1785  df-sb 2068  df-mo 2535  df-eu 2564  df-clab 2710  df-cleq 2723  df-clel 2806  df-nfc 2881  df-ne 2929  df-ral 3048  df-rex 3057  df-rab 3396  df-v 3438  df-dif 3900  df-un 3902  df-in 3904  df-ss 3914  df-nul 4283  df-if 4475  df-pw 4551  df-sn 4576  df-pr 4578  df-op 4582  df-uni 4859  df-iun 4943  df-br 5094  df-opab 5156  df-mpt 5175  df-id 5514  df-eprel 5519  df-xp 5625  df-rel 5626  df-cnv 5627  df-co 5628  df-dm 5629  df-rn 5630  df-res 5631  df-iota 6443  df-fun 6489  df-fn 6490  df-f 6491  df-fo 6493  df-fv 6495  df-1st 7927  df-2nd 7928  df-xrn 38410
This theorem is referenced by:  eceldmqsxrncnvepres  38466  eceldmqsxrncnvepres2  38467  1cossxrncnvepresex  38530  pets  38956
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