ILE Home Intuitionistic Logic Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  ILE Home  >  Th. List  >  subrngsubg Unicode version

Theorem subrngsubg 14217
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 14216 . . 3  |-  ( A  e.  (SubRng `  R
)  ->  R  e. Rng )
2 rnggrp 13950 . . 3  |-  ( R  e. Rng  ->  R  e.  Grp )
31, 2syl 14 . 2  |-  ( A  e.  (SubRng `  R
)  ->  R  e.  Grp )
4 eqid 2231 . . 3  |-  ( Base `  R )  =  (
Base `  R )
54subrngss 14213 . 2  |-  ( A  e.  (SubRng `  R
)  ->  A  C_  ( Base `  R ) )
6 eqid 2231 . . . 4  |-  ( Rs  A )  =  ( Rs  A )
76subrngrng 14215 . . 3  |-  ( A  e.  (SubRng `  R
)  ->  ( Rs  A
)  e. Rng )
8 rnggrp 13950 . . 3  |-  ( ( Rs  A )  e. Rng  ->  ( Rs  A )  e.  Grp )
97, 8syl 14 . 2  |-  ( A  e.  (SubRng `  R
)  ->  ( Rs  A
)  e.  Grp )
104issubg 13759 . 2  |-  ( A  e.  (SubGrp `  R
)  <->  ( R  e. 
Grp  /\  A  C_  ( Base `  R )  /\  ( Rs  A )  e.  Grp ) )
113, 5, 9, 10syl3anbrc 1207 1  |-  ( A  e.  (SubRng `  R
)  ->  A  e.  (SubGrp `  R ) )
Colors of variables: wff set class
Syntax hints:    -> wi 4    e. wcel 2202    C_ wss 3200   ` cfv 5326  (class class class)co 6017   Basecbs 13081   ↾s cress 13082   Grpcgrp 13582  SubGrpcsubg 13753  Rngcrng 13944  SubRngcsubrng 14210
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 716  ax-5 1495  ax-7 1496  ax-gen 1497  ax-ie1 1541  ax-ie2 1542  ax-8 1552  ax-10 1553  ax-11 1554  ax-i12 1555  ax-bndl 1557  ax-4 1558  ax-17 1574  ax-i9 1578  ax-ial 1582  ax-i5r 1583  ax-13 2204  ax-14 2205  ax-ext 2213  ax-sep 4207  ax-pow 4264  ax-pr 4299  ax-un 4530  ax-cnex 8122  ax-resscn 8123  ax-1re 8125  ax-addrcl 8128
This theorem depends on definitions:  df-bi 117  df-3an 1006  df-tru 1400  df-nf 1509  df-sb 1811  df-eu 2082  df-mo 2083  df-clab 2218  df-cleq 2224  df-clel 2227  df-nfc 2363  df-ral 2515  df-rex 2516  df-rab 2519  df-v 2804  df-sbc 3032  df-csb 3128  df-un 3204  df-in 3206  df-ss 3213  df-pw 3654  df-sn 3675  df-pr 3676  df-op 3678  df-uni 3894  df-int 3929  df-br 4089  df-opab 4151  df-mpt 4152  df-id 4390  df-xp 4731  df-rel 4732  df-cnv 4733  df-co 4734  df-dm 4735  df-rn 4736  df-res 4737  df-ima 4738  df-iota 5286  df-fun 5328  df-fn 5329  df-fv 5334  df-ov 6020  df-inn 9143  df-2 9201  df-3 9202  df-ndx 13084  df-slot 13085  df-base 13087  df-plusg 13172  df-mulr 13173  df-subg 13756  df-abl 13873  df-rng 13945  df-subrng 14211
This theorem is referenced by:  subrngringnsg  14218  subrngbas  14219  subrng0  14220  subrngacl  14221  issubrng2  14223  subrngintm  14225  rng2idl0  14532  rng2idlsubg0  14535
  Copyright terms: Public domain W3C validator