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| Mirrors > Home > ILE Home > Th. List > subrngbas | GIF version | ||
| Description: Base set of a subring structure. (Contributed by AV, 14-Feb-2025.) |
| Ref | Expression |
|---|---|
| subrng0.1 | ⊢ 𝑆 = (𝑅 ↾s 𝐴) |
| Ref | Expression |
|---|---|
| subrngbas | ⊢ (𝐴 ∈ (SubRng‘𝑅) → 𝐴 = (Base‘𝑆)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | subrngsubg 14239 | . 2 ⊢ (𝐴 ∈ (SubRng‘𝑅) → 𝐴 ∈ (SubGrp‘𝑅)) | |
| 2 | subrng0.1 | . . 3 ⊢ 𝑆 = (𝑅 ↾s 𝐴) | |
| 3 | 2 | subgbas 13785 | . 2 ⊢ (𝐴 ∈ (SubGrp‘𝑅) → 𝐴 = (Base‘𝑆)) |
| 4 | 1, 3 | syl 14 | 1 ⊢ (𝐴 ∈ (SubRng‘𝑅) → 𝐴 = (Base‘𝑆)) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1397 ∈ wcel 2201 ‘cfv 5325 (class class class)co 6020 Basecbs 13102 ↾s cress 13103 SubGrpcsubg 13774 SubRngcsubrng 14232 |
| 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-in1 619 ax-in2 620 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 2203 ax-14 2204 ax-ext 2212 ax-sep 4206 ax-pow 4263 ax-pr 4298 ax-un 4529 ax-setind 4634 ax-cnex 8125 ax-resscn 8126 ax-1re 8128 ax-addrcl 8131 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1810 df-eu 2081 df-mo 2082 df-clab 2217 df-cleq 2223 df-clel 2226 df-nfc 2362 df-ne 2402 df-ral 2514 df-rex 2515 df-rab 2518 df-v 2803 df-sbc 3031 df-csb 3127 df-dif 3201 df-un 3203 df-in 3205 df-ss 3212 df-nul 3494 df-pw 3653 df-sn 3674 df-pr 3675 df-op 3677 df-uni 3893 df-int 3928 df-br 4088 df-opab 4150 df-mpt 4151 df-id 4389 df-xp 4730 df-rel 4731 df-cnv 4732 df-co 4733 df-dm 4734 df-rn 4735 df-res 4736 df-ima 4737 df-iota 5285 df-fun 5327 df-fn 5328 df-fv 5333 df-ov 6023 df-oprab 6024 df-mpo 6025 df-inn 9146 df-2 9204 df-3 9205 df-ndx 13105 df-slot 13106 df-base 13108 df-sets 13109 df-iress 13110 df-plusg 13193 df-mulr 13194 df-subg 13777 df-abl 13894 df-rng 13967 df-subrng 14233 |
| This theorem is referenced by: subrngmcl 14244 subsubrng 14249 |
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