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

Theorem subrngsubg 14282
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 14281 . . 3  |-  ( A  e.  (SubRng `  R
)  ->  R  e. Rng )
2 rnggrp 14015 . . 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 14278 . 2  |-  ( A  e.  (SubRng `  R
)  ->  A  C_  ( Base `  R ) )
6 eqid 2231 . . . 4  |-  ( Rs  A )  =  ( Rs  A )
76subrngrng 14280 . . 3  |-  ( A  e.  (SubRng `  R
)  ->  ( Rs  A
)  e. Rng )
8 rnggrp 14015 . . 3  |-  ( ( Rs  A )  e. Rng  ->  ( Rs  A )  e.  Grp )
97, 8syl 14 . 2  |-  ( A  e.  (SubRng `  R
)  ->  ( Rs  A
)  e.  Grp )
104issubg 13823 . 2  |-  ( A  e.  (SubGrp `  R
)  <->  ( R  e. 
Grp  /\  A  C_  ( Base `  R )  /\  ( Rs  A )  e.  Grp ) )
113, 5, 9, 10syl3anbrc 1208 1  |-  ( A  e.  (SubRng `  R
)  ->  A  e.  (SubGrp `  R ) )
Colors of variables: wff set class
Syntax hints:    -> wi 4    e. wcel 2202    C_ wss 3201   ` cfv 5333  (class class class)co 6028   Basecbs 13145   ↾s cress 13146   Grpcgrp 13646  SubGrpcsubg 13817  Rngcrng 14009  SubRngcsubrng 14275
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 2204  ax-14 2205  ax-ext 2213  ax-sep 4212  ax-pow 4270  ax-pr 4305  ax-un 4536  ax-cnex 8166  ax-resscn 8167  ax-1re 8169  ax-addrcl 8172
This theorem depends on definitions:  df-bi 117  df-3an 1007  df-tru 1401  df-nf 1510  df-sb 1811  df-eu 2082  df-mo 2083  df-clab 2218  df-cleq 2224  df-clel 2227  df-nfc 2364  df-ral 2516  df-rex 2517  df-rab 2520  df-v 2805  df-sbc 3033  df-csb 3129  df-un 3205  df-in 3207  df-ss 3214  df-pw 3658  df-sn 3679  df-pr 3680  df-op 3682  df-uni 3899  df-int 3934  df-br 4094  df-opab 4156  df-mpt 4157  df-id 4396  df-xp 4737  df-rel 4738  df-cnv 4739  df-co 4740  df-dm 4741  df-rn 4742  df-res 4743  df-ima 4744  df-iota 5293  df-fun 5335  df-fn 5336  df-fv 5341  df-ov 6031  df-inn 9186  df-2 9244  df-3 9245  df-ndx 13148  df-slot 13149  df-base 13151  df-plusg 13236  df-mulr 13237  df-subg 13820  df-abl 13937  df-rng 14010  df-subrng 14276
This theorem is referenced by:  subrngringnsg  14283  subrngbas  14284  subrng0  14285  subrngacl  14286  issubrng2  14288  subrngintm  14290  rng2idl0  14598  rng2idlsubg0  14601
  Copyright terms: Public domain W3C validator