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Mirrors > Home > MPE Home > Th. List > oion | Structured version Visualization version GIF version |
Description: The order type of the well-order 𝑅 on 𝐴 is an ordinal. (Contributed by Stefan O'Rear, 11-Feb-2015.) (Revised by Mario Carneiro, 23-May-2015.) |
Ref | Expression |
---|---|
oicl.1 | ⊢ 𝐹 = OrdIso(𝑅, 𝐴) |
Ref | Expression |
---|---|
oion | ⊢ (𝐴 ∈ 𝑉 → dom 𝐹 ∈ On) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | oicl.1 | . . 3 ⊢ 𝐹 = OrdIso(𝑅, 𝐴) | |
2 | 1 | oicl 8995 | . 2 ⊢ Ord dom 𝐹 |
3 | 1 | oiexg 9001 | . . 3 ⊢ (𝐴 ∈ 𝑉 → 𝐹 ∈ V) |
4 | dmexg 7615 | . . 3 ⊢ (𝐹 ∈ V → dom 𝐹 ∈ V) | |
5 | elong 6201 | . . 3 ⊢ (dom 𝐹 ∈ V → (dom 𝐹 ∈ On ↔ Ord dom 𝐹)) | |
6 | 3, 4, 5 | 3syl 18 | . 2 ⊢ (𝐴 ∈ 𝑉 → (dom 𝐹 ∈ On ↔ Ord dom 𝐹)) |
7 | 2, 6 | mpbiri 260 | 1 ⊢ (𝐴 ∈ 𝑉 → dom 𝐹 ∈ On) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 208 = wceq 1537 ∈ wcel 2114 Vcvv 3496 dom cdm 5557 Ord word 6192 Oncon0 6193 OrdIsocoi 8975 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2795 ax-rep 5192 ax-sep 5205 ax-nul 5212 ax-pow 5268 ax-pr 5332 ax-un 7463 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2802 df-cleq 2816 df-clel 2895 df-nfc 2965 df-ne 3019 df-ral 3145 df-rex 3146 df-reu 3147 df-rmo 3148 df-rab 3149 df-v 3498 df-sbc 3775 df-csb 3886 df-dif 3941 df-un 3943 df-in 3945 df-ss 3954 df-pss 3956 df-nul 4294 df-if 4470 df-pw 4543 df-sn 4570 df-pr 4572 df-tp 4574 df-op 4576 df-uni 4841 df-iun 4923 df-br 5069 df-opab 5131 df-mpt 5149 df-tr 5175 df-id 5462 df-eprel 5467 df-po 5476 df-so 5477 df-fr 5516 df-se 5517 df-we 5518 df-xp 5563 df-rel 5564 df-cnv 5565 df-co 5566 df-dm 5567 df-rn 5568 df-res 5569 df-ima 5570 df-pred 6150 df-ord 6196 df-on 6197 df-lim 6198 df-suc 6199 df-iota 6316 df-fun 6359 df-fn 6360 df-f 6361 df-f1 6362 df-fo 6363 df-f1o 6364 df-fv 6365 df-isom 6366 df-riota 7116 df-wrecs 7949 df-recs 8010 df-oi 8976 |
This theorem is referenced by: hartogslem1 9008 wofib 9011 cantnfcl 9132 cantnflt2 9138 cantnflem1 9154 wemapwe 9162 cnfcom2 9167 cnfcom3lem 9168 cnfcom3 9169 finnisoeu 9541 dfac12lem2 9572 cofsmo 9693 pwfseqlem5 10087 fz1isolem 13822 |
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