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Theorem xrncnvepresex 39364
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 ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → (𝑅 ⋉ (◡ E ↾ 𝐴)) ∈ V)

Proof of Theorem xrncnvepresex
StepHypRef Expression
1 cnvepresex 39269 . . 3 (𝐴 ∈ 𝑉 → (◡ E ↾ 𝐴) ∈ V)
21adantr 486 . 2 ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → (◡ E ↾ 𝐴) ∈ V)
3 xrnresex 39362 . 2 ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊 ∧ (◡ E ↾ 𝐴) ∈ V) → (𝑅 ⋉ (◡ E ↾ 𝐴)) ∈ V)
42, 3mpd3an3 1491 1 ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → (𝑅 ⋉ (◡ E ↾ 𝐴)) ∈ V)
Colors of variables:    wff setvar class
This proof depends on syntax axioms:   → wi 4   ∧ wa 401   ∈ wcel 2144  Vcvv 3450   E cep 5549  ◡ccnv 5649   ↾ cres 5652   ⋉ cxrn 39107
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1827  ax-4 1841  ax-5 1942  ax-6 1999  ax-7 2040  ax-8 2146  ax-9 2154  ax-10 2177  ax-11 2193  ax-12 2212  ax-ext 2732  ax-rep 5231  ax-sep 5248  ax-nul 5259  ax-pow 5326  ax-pr 5390  ax-un 7751
This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3an 1105  df-tru 1572  df-fal 1582  df-ex 1812  df-nf 1816  df-sb 2099  df-mo 2564  df-eu 2594  df-clab 2739  df-cleq 2752  df-clel 2835  df-nfc 2909  df-ne 2956  df-ral 3077  df-rex 3087  df-rab 3413  df-v 3452  df-ss 3896  df-dif 4047  df-in 4091  df-un 4151  df-nul 4279  df-if 4482  df-pw 4558  df-sn 4584  df-pr 4586  df-op 4590  df-uni 4867  df-iun 4952  df-br 5103  df-opab 5167  df-mpt 5186  df-id 5545  df-eprel 5550  df-xp 5656  df-rel 5657  df-cnv 5658  df-co 5659  df-dm 5660  df-rn 5661  df-res 5662  df-iota 6494  df-fun 6540  df-fn 6541  df-f 6542  df-fo 6544  df-fv 6546  df-1st 8001  df-2nd 8002  df-xrn 39313
This theorem is used by:  eceldmqsxrncnvepres  39369  eceldmqsxrncnvepres2  39370  1cossxrncnvepresex  39445  pets  39899  dfpetparts2  39905
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