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Mirrors > Home > MPE Home > Th. List > opprsubrg | Structured version Visualization version GIF version |
Description: Being a subring is a symmetric property. (Contributed by Mario Carneiro, 6-Dec-2014.) |
Ref | Expression |
---|---|
opprsubrg.o | ⊢ 𝑂 = (oppr‘𝑅) |
Ref | Expression |
---|---|
opprsubrg | ⊢ (SubRing‘𝑅) = (SubRing‘𝑂) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | subrgrcl 18608 | . . 3 ⊢ (𝑥 ∈ (SubRing‘𝑅) → 𝑅 ∈ Ring) | |
2 | subrgrcl 18608 | . . . 4 ⊢ (𝑥 ∈ (SubRing‘𝑂) → 𝑂 ∈ Ring) | |
3 | opprsubrg.o | . . . . 5 ⊢ 𝑂 = (oppr‘𝑅) | |
4 | 3 | opprringb 18455 | . . . 4 ⊢ (𝑅 ∈ Ring ↔ 𝑂 ∈ Ring) |
5 | 2, 4 | sylibr 223 | . . 3 ⊢ (𝑥 ∈ (SubRing‘𝑂) → 𝑅 ∈ Ring) |
6 | 3 | opprsubg 18459 | . . . . . . 7 ⊢ (SubGrp‘𝑅) = (SubGrp‘𝑂) |
7 | 6 | a1i 11 | . . . . . 6 ⊢ (𝑅 ∈ Ring → (SubGrp‘𝑅) = (SubGrp‘𝑂)) |
8 | 7 | eleq2d 2673 | . . . . 5 ⊢ (𝑅 ∈ Ring → (𝑥 ∈ (SubGrp‘𝑅) ↔ 𝑥 ∈ (SubGrp‘𝑂))) |
9 | ralcom 3079 | . . . . . . 7 ⊢ (∀𝑦 ∈ 𝑥 ∀𝑧 ∈ 𝑥 (𝑦(.r‘𝑅)𝑧) ∈ 𝑥 ↔ ∀𝑧 ∈ 𝑥 ∀𝑦 ∈ 𝑥 (𝑦(.r‘𝑅)𝑧) ∈ 𝑥) | |
10 | eqid 2610 | . . . . . . . . . 10 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
11 | eqid 2610 | . . . . . . . . . 10 ⊢ (.r‘𝑅) = (.r‘𝑅) | |
12 | eqid 2610 | . . . . . . . . . 10 ⊢ (.r‘𝑂) = (.r‘𝑂) | |
13 | 10, 11, 3, 12 | opprmul 18449 | . . . . . . . . 9 ⊢ (𝑧(.r‘𝑂)𝑦) = (𝑦(.r‘𝑅)𝑧) |
14 | 13 | eleq1i 2679 | . . . . . . . 8 ⊢ ((𝑧(.r‘𝑂)𝑦) ∈ 𝑥 ↔ (𝑦(.r‘𝑅)𝑧) ∈ 𝑥) |
15 | 14 | 2ralbii 2964 | . . . . . . 7 ⊢ (∀𝑧 ∈ 𝑥 ∀𝑦 ∈ 𝑥 (𝑧(.r‘𝑂)𝑦) ∈ 𝑥 ↔ ∀𝑧 ∈ 𝑥 ∀𝑦 ∈ 𝑥 (𝑦(.r‘𝑅)𝑧) ∈ 𝑥) |
16 | 9, 15 | bitr4i 266 | . . . . . 6 ⊢ (∀𝑦 ∈ 𝑥 ∀𝑧 ∈ 𝑥 (𝑦(.r‘𝑅)𝑧) ∈ 𝑥 ↔ ∀𝑧 ∈ 𝑥 ∀𝑦 ∈ 𝑥 (𝑧(.r‘𝑂)𝑦) ∈ 𝑥) |
17 | 16 | a1i 11 | . . . . 5 ⊢ (𝑅 ∈ Ring → (∀𝑦 ∈ 𝑥 ∀𝑧 ∈ 𝑥 (𝑦(.r‘𝑅)𝑧) ∈ 𝑥 ↔ ∀𝑧 ∈ 𝑥 ∀𝑦 ∈ 𝑥 (𝑧(.r‘𝑂)𝑦) ∈ 𝑥)) |
18 | 8, 17 | 3anbi13d 1393 | . . . 4 ⊢ (𝑅 ∈ Ring → ((𝑥 ∈ (SubGrp‘𝑅) ∧ (1r‘𝑅) ∈ 𝑥 ∧ ∀𝑦 ∈ 𝑥 ∀𝑧 ∈ 𝑥 (𝑦(.r‘𝑅)𝑧) ∈ 𝑥) ↔ (𝑥 ∈ (SubGrp‘𝑂) ∧ (1r‘𝑅) ∈ 𝑥 ∧ ∀𝑧 ∈ 𝑥 ∀𝑦 ∈ 𝑥 (𝑧(.r‘𝑂)𝑦) ∈ 𝑥))) |
19 | eqid 2610 | . . . . 5 ⊢ (1r‘𝑅) = (1r‘𝑅) | |
20 | 10, 19, 11 | issubrg2 18623 | . . . 4 ⊢ (𝑅 ∈ Ring → (𝑥 ∈ (SubRing‘𝑅) ↔ (𝑥 ∈ (SubGrp‘𝑅) ∧ (1r‘𝑅) ∈ 𝑥 ∧ ∀𝑦 ∈ 𝑥 ∀𝑧 ∈ 𝑥 (𝑦(.r‘𝑅)𝑧) ∈ 𝑥))) |
21 | 3, 10 | opprbas 18452 | . . . . . 6 ⊢ (Base‘𝑅) = (Base‘𝑂) |
22 | 3, 19 | oppr1 18457 | . . . . . 6 ⊢ (1r‘𝑅) = (1r‘𝑂) |
23 | 21, 22, 12 | issubrg2 18623 | . . . . 5 ⊢ (𝑂 ∈ Ring → (𝑥 ∈ (SubRing‘𝑂) ↔ (𝑥 ∈ (SubGrp‘𝑂) ∧ (1r‘𝑅) ∈ 𝑥 ∧ ∀𝑧 ∈ 𝑥 ∀𝑦 ∈ 𝑥 (𝑧(.r‘𝑂)𝑦) ∈ 𝑥))) |
24 | 4, 23 | sylbi 206 | . . . 4 ⊢ (𝑅 ∈ Ring → (𝑥 ∈ (SubRing‘𝑂) ↔ (𝑥 ∈ (SubGrp‘𝑂) ∧ (1r‘𝑅) ∈ 𝑥 ∧ ∀𝑧 ∈ 𝑥 ∀𝑦 ∈ 𝑥 (𝑧(.r‘𝑂)𝑦) ∈ 𝑥))) |
25 | 18, 20, 24 | 3bitr4d 299 | . . 3 ⊢ (𝑅 ∈ Ring → (𝑥 ∈ (SubRing‘𝑅) ↔ 𝑥 ∈ (SubRing‘𝑂))) |
26 | 1, 5, 25 | pm5.21nii 367 | . 2 ⊢ (𝑥 ∈ (SubRing‘𝑅) ↔ 𝑥 ∈ (SubRing‘𝑂)) |
27 | 26 | eqriv 2607 | 1 ⊢ (SubRing‘𝑅) = (SubRing‘𝑂) |
Colors of variables: wff setvar class |
Syntax hints: ↔ wb 195 ∧ w3a 1031 = wceq 1475 ∈ wcel 1977 ∀wral 2896 ‘cfv 5804 (class class class)co 6549 Basecbs 15695 .rcmulr 15769 SubGrpcsubg 17411 1rcur 18324 Ringcrg 18370 opprcoppr 18445 SubRingcsubrg 18599 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-8 1979 ax-9 1986 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 ax-sep 4709 ax-nul 4717 ax-pow 4769 ax-pr 4833 ax-un 6847 ax-cnex 9871 ax-resscn 9872 ax-1cn 9873 ax-icn 9874 ax-addcl 9875 ax-addrcl 9876 ax-mulcl 9877 ax-mulrcl 9878 ax-mulcom 9879 ax-addass 9880 ax-mulass 9881 ax-distr 9882 ax-i2m1 9883 ax-1ne0 9884 ax-1rid 9885 ax-rnegex 9886 ax-rrecex 9887 ax-cnre 9888 ax-pre-lttri 9889 ax-pre-lttrn 9890 ax-pre-ltadd 9891 ax-pre-mulgt0 9892 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3or 1032 df-3an 1033 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-eu 2462 df-mo 2463 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-ne 2782 df-nel 2783 df-ral 2901 df-rex 2902 df-reu 2903 df-rmo 2904 df-rab 2905 df-v 3175 df-sbc 3403 df-csb 3500 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-pss 3556 df-nul 3875 df-if 4037 df-pw 4110 df-sn 4126 df-pr 4128 df-tp 4130 df-op 4132 df-uni 4373 df-iun 4457 df-br 4584 df-opab 4644 df-mpt 4645 df-tr 4681 df-eprel 4949 df-id 4953 df-po 4959 df-so 4960 df-fr 4997 df-we 4999 df-xp 5044 df-rel 5045 df-cnv 5046 df-co 5047 df-dm 5048 df-rn 5049 df-res 5050 df-ima 5051 df-pred 5597 df-ord 5643 df-on 5644 df-lim 5645 df-suc 5646 df-iota 5768 df-fun 5806 df-fn 5807 df-f 5808 df-f1 5809 df-fo 5810 df-f1o 5811 df-fv 5812 df-riota 6511 df-ov 6552 df-oprab 6553 df-mpt2 6554 df-om 6958 df-tpos 7239 df-wrecs 7294 df-recs 7355 df-rdg 7393 df-er 7629 df-en 7842 df-dom 7843 df-sdom 7844 df-pnf 9955 df-mnf 9956 df-xr 9957 df-ltxr 9958 df-le 9959 df-sub 10147 df-neg 10148 df-nn 10898 df-2 10956 df-3 10957 df-ndx 15698 df-slot 15699 df-base 15700 df-sets 15701 df-ress 15702 df-plusg 15781 df-mulr 15782 df-0g 15925 df-mgm 17065 df-sgrp 17107 df-mnd 17118 df-grp 17248 df-subg 17414 df-mgp 18313 df-ur 18325 df-ring 18372 df-oppr 18446 df-subrg 18601 |
This theorem is referenced by: (None) |
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