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Theorem subrngrcl 20639
Description: Reverse closure for a subring predicate. (Contributed by AV, 14-Feb-2025.)
Assertion
Ref Expression
subrngrcl (𝐴 ∈ (SubRng‘𝑅) → 𝑅 ∈ Rng)

Proof of Theorem subrngrcl
StepHypRef Expression
1 eqid 2770 . . 3 (Base‘𝑅) = (Base‘𝑅)
21issubrng 20635 . 2 (𝐴 ∈ (SubRng‘𝑅) ↔ (𝑅 ∈ Rng ∧ (𝑅s 𝐴) ∈ Rng ∧ 𝐴 ⊆ (Base‘𝑅)))
32simp1bi 1161 1 (𝐴 ∈ (SubRng‘𝑅) → 𝑅 ∈ Rng)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wcel 2150  wss 3913  cfv 6540  (class class class)co 7414  Basecbs 17272  s cress 17293  Rngcrng 20233  SubRngcsubrng 20633
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1823  ax-4 1837  ax-5 1938  ax-6 1995  ax-7 2036  ax-8 2152  ax-9 2160  ax-10 2183  ax-11 2199  ax-12 2220  ax-ext 2742  ax-sep 5262  ax-nul 5274  ax-pow 5340  ax-pr 5408
This theorem depends on definitions:  df-bi 210  df-an 401  df-or 861  df-3an 1103  df-tru 1571  df-fal 1581  df-ex 1808  df-nf 1812  df-sb 2099  df-mo 2574  df-eu 2604  df-clab 2749  df-cleq 2762  df-clel 2845  df-nfc 2919  df-ne 2966  df-ral 3087  df-rex 3097  df-rab 3424  df-v 3464  df-dif 3916  df-un 3918  df-in 3920  df-ss 3930  df-nul 4295  df-if 4493  df-pw 4569  df-sn 4595  df-pr 4597  df-op 4601  df-uni 4878  df-br 5115  df-opab 5179  df-mpt 5198  df-id 5560  df-xp 5671  df-rel 5672  df-cnv 5673  df-co 5674  df-dm 5675  df-rn 5676  df-res 5677  df-ima 5678  df-iota 6496  df-fun 6542  df-fv 6548  df-ov 7417  df-subrng 20634
This theorem is referenced by:  subrngsubg  20640  subrngringnsg  20641  opprsubrng  20647  subrngint  20648  subsubrng  20651
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