| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > mrcssd | Structured version Visualization version GIF version | ||
| Description: Moore closure preserves subset ordering. Deduction form of mrcss 17799. (Contributed by David Moews, 1-May-2017.) |
| Ref | Expression |
|---|---|
| mrcssd.1 | ⊢ (𝜑 → 𝐴 ∈ (Moore‘𝑋)) |
| mrcssd.2 | ⊢ 𝑁 = (mrCls‘𝐴) |
| mrcssd.3 | ⊢ (𝜑 → 𝑈 ⊆ 𝑉) |
| mrcssd.4 | ⊢ (𝜑 → 𝑉 ⊆ 𝑋) |
| Ref | Expression |
|---|---|
| mrcssd | ⊢ (𝜑 → (𝑁‘𝑈) ⊆ (𝑁‘𝑉)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mrcssd.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ (Moore‘𝑋)) | |
| 2 | mrcssd.3 | . 2 ⊢ (𝜑 → 𝑈 ⊆ 𝑉) | |
| 3 | mrcssd.4 | . 2 ⊢ (𝜑 → 𝑉 ⊆ 𝑋) | |
| 4 | mrcssd.2 | . . 3 ⊢ 𝑁 = (mrCls‘𝐴) | |
| 5 | 4 | mrcss 17799 | . 2 ⊢ ((𝐴 ∈ (Moore‘𝑋) ∧ 𝑈 ⊆ 𝑉 ∧ 𝑉 ⊆ 𝑋) → (𝑁‘𝑈) ⊆ (𝑁‘𝑉)) |
| 6 | 1, 2, 3, 5 | syl3anc 1398 | 1 ⊢ (𝜑 → (𝑁‘𝑈) ⊆ (𝑁‘𝑉)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1569 ∈ wcel 2144 ⊆ wss 3896 ‘cfv 6543 Moorecmre 17761 mrClscmrc 17762 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pow 5327 ax-pr 5391 ax-un 7755 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3848 df-ss 3897 df-dif 4046 df-in 4090 df-un 4150 df-nul 4278 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-int 4907 df-br 5103 df-opab 5167 df-mpt 5186 df-id 5546 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-iota 6497 df-fun 6545 df-fn 6546 df-f 6547 df-fv 6551 df-mre 17765 df-mrc 17766 |
| This theorem is used by: mressmrcd 17810 mrieqv2d 17822 mrissmrid 17824 mreexexlem2d 17828 isacs3lem 18725 isacs4lem 18727 acsfiindd 18736 acsmapd 18737 acsmap2d 18738 dprdres 20253 dprdss 20254 dprd2dlem1 20266 dprd2da 20267 dmdprdsplit2lem 20270 |
| Copyright terms: Public domain | W3C validator |