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Mirrors > Home > MPE Home > Th. List > cntzidss | Structured version Visualization version GIF version |
Description: If the elements of 𝑆 commute, the elements of a subset 𝑇 also commute. (Contributed by Mario Carneiro, 25-Apr-2016.) |
Ref | Expression |
---|---|
cntzmhm.z | ⊢ 𝑍 = (Cntz‘𝐺) |
Ref | Expression |
---|---|
cntzidss | ⊢ ((𝑆 ⊆ (𝑍‘𝑆) ∧ 𝑇 ⊆ 𝑆) → 𝑇 ⊆ (𝑍‘𝑇)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simpr 487 | . 2 ⊢ ((𝑆 ⊆ (𝑍‘𝑆) ∧ 𝑇 ⊆ 𝑆) → 𝑇 ⊆ 𝑆) | |
2 | simpl 485 | . . 3 ⊢ ((𝑆 ⊆ (𝑍‘𝑆) ∧ 𝑇 ⊆ 𝑆) → 𝑆 ⊆ (𝑍‘𝑆)) | |
3 | eqid 2821 | . . . . . 6 ⊢ (Base‘𝐺) = (Base‘𝐺) | |
4 | cntzmhm.z | . . . . . 6 ⊢ 𝑍 = (Cntz‘𝐺) | |
5 | 3, 4 | cntzssv 18452 | . . . . 5 ⊢ (𝑍‘𝑆) ⊆ (Base‘𝐺) |
6 | 2, 5 | sstrdi 3978 | . . . 4 ⊢ ((𝑆 ⊆ (𝑍‘𝑆) ∧ 𝑇 ⊆ 𝑆) → 𝑆 ⊆ (Base‘𝐺)) |
7 | 3, 4 | cntz2ss 18457 | . . . 4 ⊢ ((𝑆 ⊆ (Base‘𝐺) ∧ 𝑇 ⊆ 𝑆) → (𝑍‘𝑆) ⊆ (𝑍‘𝑇)) |
8 | 6, 7 | sylancom 590 | . . 3 ⊢ ((𝑆 ⊆ (𝑍‘𝑆) ∧ 𝑇 ⊆ 𝑆) → (𝑍‘𝑆) ⊆ (𝑍‘𝑇)) |
9 | 2, 8 | sstrd 3976 | . 2 ⊢ ((𝑆 ⊆ (𝑍‘𝑆) ∧ 𝑇 ⊆ 𝑆) → 𝑆 ⊆ (𝑍‘𝑇)) |
10 | 1, 9 | sstrd 3976 | 1 ⊢ ((𝑆 ⊆ (𝑍‘𝑆) ∧ 𝑇 ⊆ 𝑆) → 𝑇 ⊆ (𝑍‘𝑇)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 = wceq 1533 ⊆ wss 3935 ‘cfv 6349 Basecbs 16477 Cntzccntz 18439 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2157 ax-12 2173 ax-ext 2793 ax-rep 5182 ax-sep 5195 ax-nul 5202 ax-pow 5258 ax-pr 5321 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-ral 3143 df-rex 3144 df-reu 3145 df-rab 3147 df-v 3496 df-sbc 3772 df-csb 3883 df-dif 3938 df-un 3940 df-in 3942 df-ss 3951 df-nul 4291 df-if 4467 df-pw 4540 df-sn 4561 df-pr 4563 df-op 4567 df-uni 4832 df-iun 4913 df-br 5059 df-opab 5121 df-mpt 5139 df-id 5454 df-xp 5555 df-rel 5556 df-cnv 5557 df-co 5558 df-dm 5559 df-rn 5560 df-res 5561 df-ima 5562 df-iota 6308 df-fun 6351 df-fn 6352 df-f 6353 df-f1 6354 df-fo 6355 df-f1o 6356 df-fv 6357 df-ov 7153 df-cntz 18441 |
This theorem is referenced by: gsumzres 19023 gsumzf1o 19026 gsumzaddlem 19035 gsumzadd 19036 gsumzsplit 19041 gsumconst 19048 gsumpt 19076 dprdfadd 19136 |
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