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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 2752 | . . . . . 6 ⊢ (Base‘𝐺) = (Base‘𝐺) | |
| 4 | cntzmhm.z | . . . . . 6 ⊢ 𝑍 = (Cntz‘𝐺) | |
| 5 | 3, 4 | cntzssv 19340 | . . . . 5 ⊢ (𝑍‘𝑆) ⊆ (Base‘𝐺) |
| 6 | 2, 5 | sstrdi 3939 | . . . 4 ⊢ ((𝑆 ⊆ (𝑍‘𝑆) ∧ 𝑇 ⊆ 𝑆) → 𝑆 ⊆ (Base‘𝐺)) |
| 7 | 3, 4 | cntz2ss 19347 | . . . 4 ⊢ ((𝑆 ⊆ (Base‘𝐺) ∧ 𝑇 ⊆ 𝑆) → (𝑍‘𝑆) ⊆ (𝑍‘𝑇)) |
| 8 | 6, 7 | sylancom 596 | . . 3 ⊢ ((𝑆 ⊆ (𝑍‘𝑆) ∧ 𝑇 ⊆ 𝑆) → (𝑍‘𝑆) ⊆ (𝑍‘𝑇)) |
| 9 | 2, 8 | sstrd 3937 | . 2 ⊢ ((𝑆 ⊆ (𝑍‘𝑆) ∧ 𝑇 ⊆ 𝑆) → 𝑆 ⊆ (𝑍‘𝑇)) |
| 10 | 1, 9 | sstrd 3937 | 1 ⊢ ((𝑆 ⊆ (𝑍‘𝑆) ∧ 𝑇 ⊆ 𝑆) → 𝑇 ⊆ (𝑍‘𝑇)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 398 = wceq 1550 ⊆ wss 3895 ‘cfv 6506 Basecbs 17217 Cntzccntz 19327 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1805 ax-4 1819 ax-5 1920 ax-6 1977 ax-7 2018 ax-8 2134 ax-9 2142 ax-10 2165 ax-11 2181 ax-12 2202 ax-ext 2724 ax-rep 5217 ax-sep 5236 ax-nul 5246 ax-pow 5312 ax-pr 5380 |
| This theorem depends on definitions: df-bi 209 df-an 399 df-or 857 df-3an 1097 df-tru 1553 df-fal 1563 df-ex 1790 df-nf 1794 df-sb 2081 df-mo 2556 df-eu 2586 df-clab 2731 df-cleq 2744 df-clel 2827 df-nfc 2901 df-ne 2948 df-ral 3067 df-rex 3077 df-reu 3358 df-rab 3405 df-v 3446 df-sbc 3736 df-csb 3844 df-dif 3898 df-un 3900 df-in 3902 df-ss 3912 df-nul 4277 df-if 4471 df-pw 4547 df-sn 4573 df-pr 4575 df-op 4579 df-uni 4856 df-iun 4941 df-br 5091 df-opab 5153 df-mpt 5172 df-id 5531 df-xp 5642 df-rel 5643 df-cnv 5644 df-co 5645 df-dm 5646 df-rn 5647 df-res 5648 df-ima 5649 df-iota 6462 df-fun 6508 df-fn 6509 df-f 6510 df-f1 6511 df-fo 6512 df-f1o 6513 df-fv 6514 df-ov 7384 df-cntz 19329 |
| This theorem is referenced by: gsumzres 19921 gsumzf1o 19924 gsumzaddlem 19933 gsumzadd 19934 gsumzsplit 19939 gsumconst 19946 gsumpt 19974 dprdfadd 20034 |
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