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| Mirrors > Home > MPE Home > Th. List > Mathboxes > ldgenpisyslem3 | Structured version Visualization version GIF version | ||
| Description: Lemma for ldgenpisys 34501. (Contributed by Thierry Arnoux, 18-Jul-2020.) |
| Ref | Expression |
|---|---|
| dynkin.p | ⊢ 𝑃 = {𝑠 ∈ 𝒫 𝒫 𝑂 ∣ (fi‘𝑠) ⊆ 𝑠} |
| dynkin.l | ⊢ 𝐿 = {𝑠 ∈ 𝒫 𝒫 𝑂 ∣ (∅ ∈ 𝑠 ∧ ∀𝑥 ∈ 𝑠 (𝑂 ∖ 𝑥) ∈ 𝑠 ∧ ∀𝑥 ∈ 𝒫 𝑠((𝑥 ≼ ω ∧ Disj 𝑦 ∈ 𝑥 𝑦) → ∪ 𝑥 ∈ 𝑠))} |
| dynkin.o | ⊢ (𝜑 → 𝑂 ∈ 𝑉) |
| ldgenpisys.e | ⊢ 𝐸 = ∩ {𝑡 ∈ 𝐿 ∣ 𝑇 ⊆ 𝑡} |
| ldgenpisys.1 | ⊢ (𝜑 → 𝑇 ∈ 𝑃) |
| ldgenpisyslem3.1 | ⊢ (𝜑 → 𝐴 ∈ 𝑇) |
| Ref | Expression |
|---|---|
| ldgenpisyslem3 | ⊢ (𝜑 → 𝐸 ⊆ {𝑏 ∈ 𝒫 𝑂 ∣ (𝐴 ∩ 𝑏) ∈ 𝐸}) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dynkin.p | . 2 ⊢ 𝑃 = {𝑠 ∈ 𝒫 𝒫 𝑂 ∣ (fi‘𝑠) ⊆ 𝑠} | |
| 2 | dynkin.l | . 2 ⊢ 𝐿 = {𝑠 ∈ 𝒫 𝒫 𝑂 ∣ (∅ ∈ 𝑠 ∧ ∀𝑥 ∈ 𝑠 (𝑂 ∖ 𝑥) ∈ 𝑠 ∧ ∀𝑥 ∈ 𝒫 𝑠((𝑥 ≼ ω ∧ Disj 𝑦 ∈ 𝑥 𝑦) → ∪ 𝑥 ∈ 𝑠))} | |
| 3 | dynkin.o | . 2 ⊢ (𝜑 → 𝑂 ∈ 𝑉) | |
| 4 | ldgenpisys.e | . 2 ⊢ 𝐸 = ∩ {𝑡 ∈ 𝐿 ∣ 𝑇 ⊆ 𝑡} | |
| 5 | ldgenpisys.1 | . 2 ⊢ (𝜑 → 𝑇 ∈ 𝑃) | |
| 6 | id 23 | . . . . . 6 ⊢ (𝑇 ⊆ 𝑡 → 𝑇 ⊆ 𝑡) | |
| 7 | 6 | rgenw 3089 | . . . . 5 ⊢ ∀𝑡 ∈ 𝐿 (𝑇 ⊆ 𝑡 → 𝑇 ⊆ 𝑡) |
| 8 | ssintrab 4940 | . . . . 5 ⊢ (𝑇 ⊆ ∩ {𝑡 ∈ 𝐿 ∣ 𝑇 ⊆ 𝑡} ↔ ∀𝑡 ∈ 𝐿 (𝑇 ⊆ 𝑡 → 𝑇 ⊆ 𝑡)) | |
| 9 | 7, 8 | mpbir 234 | . . . 4 ⊢ 𝑇 ⊆ ∩ {𝑡 ∈ 𝐿 ∣ 𝑇 ⊆ 𝑡} |
| 10 | 9, 4 | sseqtrri 3994 | . . 3 ⊢ 𝑇 ⊆ 𝐸 |
| 11 | ldgenpisyslem3.1 | . . 3 ⊢ (𝜑 → 𝐴 ∈ 𝑇) | |
| 12 | 10, 11 | sselid 3943 | . 2 ⊢ (𝜑 → 𝐴 ∈ 𝐸) |
| 13 | 1 | ispisys 34487 | . . . . . . 7 ⊢ (𝑇 ∈ 𝑃 ↔ (𝑇 ∈ 𝒫 𝒫 𝑂 ∧ (fi‘𝑇) ⊆ 𝑇)) |
| 14 | 5, 13 | sylib 221 | . . . . . 6 ⊢ (𝜑 → (𝑇 ∈ 𝒫 𝒫 𝑂 ∧ (fi‘𝑇) ⊆ 𝑇)) |
| 15 | 14 | simpld 499 | . . . . 5 ⊢ (𝜑 → 𝑇 ∈ 𝒫 𝒫 𝑂) |
| 16 | elpwi 4574 | . . . . 5 ⊢ (𝑇 ∈ 𝒫 𝒫 𝑂 → 𝑇 ⊆ 𝒫 𝑂) | |
| 17 | 15, 16 | syl 18 | . . . 4 ⊢ (𝜑 → 𝑇 ⊆ 𝒫 𝑂) |
| 18 | 5 | adantr 485 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑏 ∈ 𝑇) → 𝑇 ∈ 𝑃) |
| 19 | 11 | adantr 485 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑏 ∈ 𝑇) → 𝐴 ∈ 𝑇) |
| 20 | simpr 489 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑏 ∈ 𝑇) → 𝑏 ∈ 𝑇) | |
| 21 | 1 | inelpisys 34489 | . . . . . . 7 ⊢ ((𝑇 ∈ 𝑃 ∧ 𝐴 ∈ 𝑇 ∧ 𝑏 ∈ 𝑇) → (𝐴 ∩ 𝑏) ∈ 𝑇) |
| 22 | 18, 19, 20, 21 | syl3anc 1396 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑏 ∈ 𝑇) → (𝐴 ∩ 𝑏) ∈ 𝑇) |
| 23 | 10, 22 | sselid 3943 | . . . . 5 ⊢ ((𝜑 ∧ 𝑏 ∈ 𝑇) → (𝐴 ∩ 𝑏) ∈ 𝐸) |
| 24 | 23 | ralrimiva 3163 | . . . 4 ⊢ (𝜑 → ∀𝑏 ∈ 𝑇 (𝐴 ∩ 𝑏) ∈ 𝐸) |
| 25 | 17, 24 | jca 520 | . . 3 ⊢ (𝜑 → (𝑇 ⊆ 𝒫 𝑂 ∧ ∀𝑏 ∈ 𝑇 (𝐴 ∩ 𝑏) ∈ 𝐸)) |
| 26 | ssrab 4033 | . . 3 ⊢ (𝑇 ⊆ {𝑏 ∈ 𝒫 𝑂 ∣ (𝐴 ∩ 𝑏) ∈ 𝐸} ↔ (𝑇 ⊆ 𝒫 𝑂 ∧ ∀𝑏 ∈ 𝑇 (𝐴 ∩ 𝑏) ∈ 𝐸)) | |
| 27 | 25, 26 | sylibr 237 | . 2 ⊢ (𝜑 → 𝑇 ⊆ {𝑏 ∈ 𝒫 𝑂 ∣ (𝐴 ∩ 𝑏) ∈ 𝐸}) |
| 28 | 1, 2, 3, 4, 5, 12, 27 | ldgenpisyslem2 34499 | 1 ⊢ (𝜑 → 𝐸 ⊆ {𝑏 ∈ 𝒫 𝑂 ∣ (𝐴 ∩ 𝑏) ∈ 𝐸}) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 ∧ w3a 1101 = wceq 1567 ∈ wcel 2149 ∀wral 3085 {crab 3423 ∖ cdif 3910 ∩ cin 3912 ⊆ wss 3913 ∅c0 4294 𝒫 cpw 4567 ∪ cuni 4876 ∩ cint 4916 Disj wdisj 5080 class class class wbr 5113 ‘cfv 6537 ωcom 7862 ≼ cdom 8941 ficfi 9370 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-rep 5242 ax-sep 5261 ax-nul 5271 ax-pow 5337 ax-pr 5405 ax-un 7733 ax-inf2 9610 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-ral 3086 df-rex 3096 df-rmo 3376 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4877 df-int 4917 df-iun 4962 df-disj 5081 df-br 5114 df-opab 5178 df-mpt 5197 df-tr 5223 df-id 5557 df-eprel 5562 df-po 5570 df-so 5571 df-fr 5615 df-se 5616 df-we 5617 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-isom 6546 df-riota 7368 df-ov 7414 df-oprab 7415 df-mpo 7416 df-om 7863 df-1st 7986 df-2nd 7987 df-frecs 8278 df-wrecs 8309 df-recs 8358 df-rdg 8397 df-1o 8453 df-2o 8454 df-er 8694 df-map 8826 df-en 8944 df-dom 8945 df-sdom 8946 df-fin 8947 df-fi 9371 df-oi 9472 df-dju 9887 df-card 9925 df-acn 9928 |
| This theorem is referenced by: ldgenpisys 34501 |
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