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Theorem subrngrcl 20471
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 2729 . . 3 (Base‘𝑅) = (Base‘𝑅)
21issubrng 20467 . 2 (𝐴 ∈ (SubRng‘𝑅) ↔ (𝑅 ∈ Rng ∧ (𝑅s 𝐴) ∈ Rng ∧ 𝐴 ⊆ (Base‘𝑅)))
32simp1bi 1145 1 (𝐴 ∈ (SubRng‘𝑅) → 𝑅 ∈ Rng)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wcel 2109  wss 3911  cfv 6499  (class class class)co 7369  Basecbs 17155  s cress 17176  Rngcrng 20072  SubRngcsubrng 20465
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1795  ax-4 1809  ax-5 1910  ax-6 1967  ax-7 2008  ax-8 2111  ax-9 2119  ax-10 2142  ax-11 2158  ax-12 2178  ax-ext 2701  ax-sep 5246  ax-nul 5256  ax-pow 5315  ax-pr 5382
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3an 1088  df-tru 1543  df-fal 1553  df-ex 1780  df-nf 1784  df-sb 2066  df-mo 2533  df-eu 2562  df-clab 2708  df-cleq 2721  df-clel 2803  df-nfc 2878  df-ne 2926  df-ral 3045  df-rex 3054  df-rab 3403  df-v 3446  df-dif 3914  df-un 3916  df-in 3918  df-ss 3928  df-nul 4293  df-if 4485  df-pw 4561  df-sn 4586  df-pr 4588  df-op 4592  df-uni 4868  df-br 5103  df-opab 5165  df-mpt 5184  df-id 5526  df-xp 5637  df-rel 5638  df-cnv 5639  df-co 5640  df-dm 5641  df-rn 5642  df-res 5643  df-ima 5644  df-iota 6452  df-fun 6501  df-fv 6507  df-ov 7372  df-subrng 20466
This theorem is referenced by:  subrngsubg  20472  subrngringnsg  20473  opprsubrng  20479  subrngint  20480  subsubrng  20483
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