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| Mirrors > Home > MPE Home > Th. List > ordtypelem5 | Structured version Visualization version GIF version | ||
| Description: Lemma for ordtype 9495. (Contributed by Mario Carneiro, 25-Jun-2015.) |
| Ref | Expression |
|---|---|
| ordtypelem.1 | ⊢ 𝐹 = recs(𝐺) |
| ordtypelem.2 | ⊢ 𝐶 = {𝑤 ∈ 𝐴 ∣ ∀𝑗 ∈ ran ℎ 𝑗𝑅𝑤} |
| ordtypelem.3 | ⊢ 𝐺 = (ℎ ∈ V ↦ (℩𝑣 ∈ 𝐶 ∀𝑢 ∈ 𝐶 ¬ 𝑢𝑅𝑣)) |
| ordtypelem.5 | ⊢ 𝑇 = {𝑥 ∈ On ∣ ∃𝑡 ∈ 𝐴 ∀𝑧 ∈ (𝐹 “ 𝑥)𝑧𝑅𝑡} |
| ordtypelem.6 | ⊢ 𝑂 = OrdIso(𝑅, 𝐴) |
| ordtypelem.7 | ⊢ (𝜑 → 𝑅 We 𝐴) |
| ordtypelem.8 | ⊢ (𝜑 → 𝑅 Se 𝐴) |
| Ref | Expression |
|---|---|
| ordtypelem5 | ⊢ (𝜑 → (Ord dom 𝑂 ∧ 𝑂:dom 𝑂⟶𝐴)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ordtypelem.1 | . . . . 5 ⊢ 𝐹 = recs(𝐺) | |
| 2 | ordtypelem.2 | . . . . 5 ⊢ 𝐶 = {𝑤 ∈ 𝐴 ∣ ∀𝑗 ∈ ran ℎ 𝑗𝑅𝑤} | |
| 3 | ordtypelem.3 | . . . . 5 ⊢ 𝐺 = (ℎ ∈ V ↦ (℩𝑣 ∈ 𝐶 ∀𝑢 ∈ 𝐶 ¬ 𝑢𝑅𝑣)) | |
| 4 | ordtypelem.5 | . . . . 5 ⊢ 𝑇 = {𝑥 ∈ On ∣ ∃𝑡 ∈ 𝐴 ∀𝑧 ∈ (𝐹 “ 𝑥)𝑧𝑅𝑡} | |
| 5 | ordtypelem.6 | . . . . 5 ⊢ 𝑂 = OrdIso(𝑅, 𝐴) | |
| 6 | ordtypelem.7 | . . . . 5 ⊢ (𝜑 → 𝑅 We 𝐴) | |
| 7 | ordtypelem.8 | . . . . 5 ⊢ (𝜑 → 𝑅 Se 𝐴) | |
| 8 | 1, 2, 3, 4, 5, 6, 7 | ordtypelem2 9482 | . . . 4 ⊢ (𝜑 → Ord 𝑇) |
| 9 | 1 | tfr1a 8382 | . . . . . 6 ⊢ (Fun 𝐹 ∧ Lim dom 𝐹) |
| 10 | 9 | simpri 490 | . . . . 5 ⊢ Lim dom 𝐹 |
| 11 | limord 6424 | . . . . 5 ⊢ (Lim dom 𝐹 → Ord dom 𝐹) | |
| 12 | 10, 11 | ax-mp 5 | . . . 4 ⊢ Ord dom 𝐹 |
| 13 | ordin 6393 | . . . 4 ⊢ ((Ord 𝑇 ∧ Ord dom 𝐹) → Ord (𝑇 ∩ dom 𝐹)) | |
| 14 | 8, 12, 13 | sylancl 597 | . . 3 ⊢ (𝜑 → Ord (𝑇 ∩ dom 𝐹)) |
| 15 | 1, 2, 3, 4, 5, 6, 7 | ordtypelem4 9484 | . . . . 5 ⊢ (𝜑 → 𝑂:(𝑇 ∩ dom 𝐹)⟶𝐴) |
| 16 | 15 | fdmd 6718 | . . . 4 ⊢ (𝜑 → dom 𝑂 = (𝑇 ∩ dom 𝐹)) |
| 17 | ordeq 6369 | . . . 4 ⊢ (dom 𝑂 = (𝑇 ∩ dom 𝐹) → (Ord dom 𝑂 ↔ Ord (𝑇 ∩ dom 𝐹))) | |
| 18 | 16, 17 | syl 18 | . . 3 ⊢ (𝜑 → (Ord dom 𝑂 ↔ Ord (𝑇 ∩ dom 𝐹))) |
| 19 | 14, 18 | mpbird 260 | . 2 ⊢ (𝜑 → Ord dom 𝑂) |
| 20 | 15 | ffdmd 6738 | . 2 ⊢ (𝜑 → 𝑂:dom 𝑂⟶𝐴) |
| 21 | 19, 20 | jca 520 | 1 ⊢ (𝜑 → (Ord dom 𝑂 ∧ 𝑂:dom 𝑂⟶𝐴)) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ↔ wb 209 ∧ wa 400 = wceq 1570 ∀wral 3079 ∃wrex 3089 {crab 3416 Vcvv 3455 ∩ cin 3905 class class class wbr 5110 ↦ cmpt 5193 Se wse 5614 We wwe 5615 dom cdm 5663 ran crn 5664 “ cima 5666 Ord word 6361 Oncon0 6362 Lim wlim 6363 Fun wfun 6532 ⟶wf 6534 ℩crio 7368 recscrecs 8358 OrdIsocoi 9472 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-sep 5258 ax-nul 5270 ax-pr 5406 ax-un 7734 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-ral 3080 df-rex 3090 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3746 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4288 df-if 4489 df-pw 4565 df-sn 4591 df-pr 4593 df-op 4597 df-uni 4874 df-iun 4959 df-br 5111 df-opab 5175 df-mpt 5194 df-tr 5220 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-se 5617 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7369 df-ov 7415 df-2nd 7988 df-frecs 8279 df-wrecs 8310 df-recs 8359 df-oi 9473 |
| This theorem is referenced by: oicl 9492 oif 9493 |
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