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Theorem subrngrcl 14434
Description: Reverse closure for a subring predicate. (Contributed by AV, 14-Feb-2025.)
Assertion
Ref Expression
subrngrcl  |-  ( A  e.  (SubRng `  R
)  ->  R  e. Rng )

Proof of Theorem subrngrcl
StepHypRef Expression
1 eqid 2234 . . 3  |-  ( Base `  R )  =  (
Base `  R )
21issubrng 14430 . 2  |-  ( A  e.  (SubRng `  R
)  <->  ( R  e. Rng  /\  ( Rs  A )  e. Rng  /\  A  C_  ( Base `  R
) ) )
32simp1bi 1039 1  |-  ( A  e.  (SubRng `  R
)  ->  R  e. Rng )
Colors of variables: wff set class
Syntax hints:    -> wi 4    e. wcel 2205    C_ wss 3214   ` cfv 5357  (class class class)co 6058   Basecbs 13296   ↾s cress 13297  Rngcrng 14160  SubRngcsubrng 14428
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-io 717  ax-5 1496  ax-7 1497  ax-gen 1498  ax-ie1 1542  ax-ie2 1543  ax-8 1553  ax-10 1554  ax-11 1555  ax-i12 1556  ax-bndl 1558  ax-4 1559  ax-17 1575  ax-i9 1579  ax-ial 1583  ax-i5r 1584  ax-13 2207  ax-14 2208  ax-ext 2216  ax-sep 4233  ax-pow 4292  ax-pr 4327  ax-un 4559  ax-cnex 8234  ax-resscn 8235  ax-1re 8237  ax-addrcl 8240
This theorem depends on definitions:  df-bi 117  df-3an 1007  df-tru 1401  df-nf 1510  df-sb 1812  df-eu 2085  df-mo 2086  df-clab 2221  df-cleq 2227  df-clel 2230  df-nfc 2375  df-ral 2527  df-rex 2528  df-rab 2531  df-v 2817  df-sbc 3046  df-csb 3142  df-un 3218  df-in 3220  df-ss 3227  df-pw 3676  df-sn 3700  df-pr 3701  df-op 3703  df-uni 3920  df-int 3955  df-br 4115  df-opab 4177  df-mpt 4178  df-id 4419  df-xp 4760  df-rel 4761  df-cnv 4762  df-co 4763  df-dm 4764  df-rn 4765  df-res 4766  df-ima 4767  df-iota 5317  df-fun 5359  df-fn 5360  df-fv 5365  df-ov 6061  df-inn 9255  df-ndx 13299  df-slot 13300  df-base 13302  df-subrng 14429
This theorem is referenced by:  subrngsubg  14435  subrngringnsg  14436  subrngmcl  14440  opprsubrngg  14442  subrngintm  14443  subsubrng  14445
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