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| Mirrors > Home > MPE Home > Th. List > cntzel | Structured version Visualization version GIF version | ||
| Description: Membership in a centralizer. (Contributed by Stefan O'Rear, 6-Sep-2015.) |
| Ref | Expression |
|---|---|
| cntzfval.b | ⊢ 𝐵 = (Base‘𝑀) |
| cntzfval.p | ⊢ + = (+g‘𝑀) |
| cntzfval.z | ⊢ 𝑍 = (Cntz‘𝑀) |
| Ref | Expression |
|---|---|
| cntzel | ⊢ ((𝑆 ⊆ 𝐵 ∧ 𝑋 ∈ 𝐵) → (𝑋 ∈ (𝑍‘𝑆) ↔ ∀𝑦 ∈ 𝑆 (𝑋 + 𝑦) = (𝑦 + 𝑋))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cntzfval.b | . . 3 ⊢ 𝐵 = (Base‘𝑀) | |
| 2 | cntzfval.p | . . 3 ⊢ + = (+g‘𝑀) | |
| 3 | cntzfval.z | . . 3 ⊢ 𝑍 = (Cntz‘𝑀) | |
| 4 | 1, 2, 3 | elcntz 19286 | . 2 ⊢ (𝑆 ⊆ 𝐵 → (𝑋 ∈ (𝑍‘𝑆) ↔ (𝑋 ∈ 𝐵 ∧ ∀𝑦 ∈ 𝑆 (𝑋 + 𝑦) = (𝑦 + 𝑋)))) |
| 5 | 4 | baibd 539 | 1 ⊢ ((𝑆 ⊆ 𝐵 ∧ 𝑋 ∈ 𝐵) → (𝑋 ∈ (𝑍‘𝑆) ↔ ∀𝑦 ∈ 𝑆 (𝑋 + 𝑦) = (𝑦 + 𝑋))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ∀wral 3049 ⊆ wss 3885 ‘cfv 6487 (class class class)co 7356 Basecbs 17168 +gcplusg 17209 Cntzccntz 19279 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2184 ax-ext 2707 ax-rep 5201 ax-sep 5220 ax-nul 5230 ax-pow 5296 ax-pr 5364 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2538 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2810 df-nfc 2884 df-ne 2931 df-ral 3050 df-rex 3060 df-reu 3341 df-rab 3388 df-v 3429 df-sbc 3726 df-csb 3834 df-dif 3888 df-un 3890 df-in 3892 df-ss 3902 df-nul 4264 df-if 4457 df-pw 4533 df-sn 4558 df-pr 4560 df-op 4564 df-uni 4841 df-iun 4925 df-br 5075 df-opab 5137 df-mpt 5156 df-id 5515 df-xp 5626 df-rel 5627 df-cnv 5628 df-co 5629 df-dm 5630 df-rn 5631 df-res 5632 df-ima 5633 df-iota 6443 df-fun 6489 df-fn 6490 df-f 6491 df-f1 6492 df-fo 6493 df-f1o 6494 df-fv 6495 df-ov 7359 df-cntz 19281 |
| This theorem is referenced by: cntzsubg 19303 cntzcmn 19804 cntzsubrng 20533 cntzsubr 20572 cntzsdrg 20768 |
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