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Theorem subrngsubg 13703
Description: A subring is a subgroup. (Contributed by AV, 14-Feb-2025.)
Assertion
Ref Expression
subrngsubg  |-  ( A  e.  (SubRng `  R
)  ->  A  e.  (SubGrp `  R ) )

Proof of Theorem subrngsubg
StepHypRef Expression
1 subrngrcl 13702 . . 3  |-  ( A  e.  (SubRng `  R
)  ->  R  e. Rng )
2 rnggrp 13437 . . 3  |-  ( R  e. Rng  ->  R  e.  Grp )
31, 2syl 14 . 2  |-  ( A  e.  (SubRng `  R
)  ->  R  e.  Grp )
4 eqid 2193 . . 3  |-  ( Base `  R )  =  (
Base `  R )
54subrngss 13699 . 2  |-  ( A  e.  (SubRng `  R
)  ->  A  C_  ( Base `  R ) )
6 eqid 2193 . . . 4  |-  ( Rs  A )  =  ( Rs  A )
76subrngrng 13701 . . 3  |-  ( A  e.  (SubRng `  R
)  ->  ( Rs  A
)  e. Rng )
8 rnggrp 13437 . . 3  |-  ( ( Rs  A )  e. Rng  ->  ( Rs  A )  e.  Grp )
97, 8syl 14 . 2  |-  ( A  e.  (SubRng `  R
)  ->  ( Rs  A
)  e.  Grp )
104issubg 13246 . 2  |-  ( A  e.  (SubGrp `  R
)  <->  ( R  e. 
Grp  /\  A  C_  ( Base `  R )  /\  ( Rs  A )  e.  Grp ) )
113, 5, 9, 10syl3anbrc 1183 1  |-  ( A  e.  (SubRng `  R
)  ->  A  e.  (SubGrp `  R ) )
Colors of variables: wff set class
Syntax hints:    -> wi 4    e. wcel 2164    C_ wss 3154   ` cfv 5255  (class class class)co 5919   Basecbs 12621   ↾s cress 12622   Grpcgrp 13075  SubGrpcsubg 13240  Rngcrng 13431  SubRngcsubrng 13696
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 710  ax-5 1458  ax-7 1459  ax-gen 1460  ax-ie1 1504  ax-ie2 1505  ax-8 1515  ax-10 1516  ax-11 1517  ax-i12 1518  ax-bndl 1520  ax-4 1521  ax-17 1537  ax-i9 1541  ax-ial 1545  ax-i5r 1546  ax-13 2166  ax-14 2167  ax-ext 2175  ax-sep 4148  ax-pow 4204  ax-pr 4239  ax-un 4465  ax-cnex 7965  ax-resscn 7966  ax-1re 7968  ax-addrcl 7971
This theorem depends on definitions:  df-bi 117  df-3an 982  df-tru 1367  df-nf 1472  df-sb 1774  df-eu 2045  df-mo 2046  df-clab 2180  df-cleq 2186  df-clel 2189  df-nfc 2325  df-ral 2477  df-rex 2478  df-rab 2481  df-v 2762  df-sbc 2987  df-csb 3082  df-un 3158  df-in 3160  df-ss 3167  df-pw 3604  df-sn 3625  df-pr 3626  df-op 3628  df-uni 3837  df-int 3872  df-br 4031  df-opab 4092  df-mpt 4093  df-id 4325  df-xp 4666  df-rel 4667  df-cnv 4668  df-co 4669  df-dm 4670  df-rn 4671  df-res 4672  df-ima 4673  df-iota 5216  df-fun 5257  df-fn 5258  df-fv 5263  df-ov 5922  df-inn 8985  df-2 9043  df-3 9044  df-ndx 12624  df-slot 12625  df-base 12627  df-plusg 12711  df-mulr 12712  df-subg 13243  df-abl 13360  df-rng 13432  df-subrng 13697
This theorem is referenced by:  subrngringnsg  13704  subrngbas  13705  subrng0  13706  subrngacl  13707  issubrng2  13709  subrngintm  13711  rng2idl0  14018  rng2idlsubg0  14021
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