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| Mirrors > Home > MPE Home > Th. List > nodmord | Structured version Visualization version GIF version | ||
| Description: The domain of a surreal has the ordinal property. (Contributed by Scott Fenton, 16-Jun-2011.) |
| Ref | Expression |
|---|---|
| nodmord | ⊢ (𝐴 ∈ No → Ord dom 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nodmon 28019 | . 2 ⊢ (𝐴 ∈ No → dom 𝐴 ∈ On) | |
| 2 | eloni 6378 | . 2 ⊢ (dom 𝐴 ∈ On → Ord dom 𝐴) | |
| 3 | 1, 2 | syl 18 | 1 ⊢ (𝐴 ∈ No → Ord dom 𝐴) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2146 dom cdm 5654 Ord word 6367 Oncon0 6368 Nocsur 28009 |
| 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 1944 ax-6 2001 ax-7 2042 ax-8 2148 ax-9 2156 ax-ext 2735 ax-sep 5251 ax-pow 5330 ax-pr 5394 ax-un 7758 |
| 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-sb 2101 df-clab 2742 df-cleq 2755 df-clel 2838 df-ral 3080 df-rex 3090 df-rab 3416 df-v 3455 df-ss 3900 df-dif 4049 df-in 4093 df-un 4153 df-nul 4281 df-if 4485 df-pw 4561 df-sn 4588 df-pr 4590 df-op 4838 df-uni 4870 df-br 5106 df-opab 5170 df-tr 5215 df-po 5562 df-so 5563 df-fr 5607 df-we 5609 df-xp 5660 df-rel 5661 df-cnv 5662 df-co 5663 df-dm 5664 df-rn 5665 df-ord 6371 df-on 6372 df-fun 6548 df-fn 6549 df-f 6550 df-no 28012 |
| This theorem is used by: noseponlem 28033 nosepon 28034 noextend 28035 noextenddif 28037 noextendlt 28038 noextendgt 28039 nolesgn2ores 28041 nogesgn1ores 28043 fvnobday 28047 nosepssdm 28055 nosupres 28076 nosupbnd1lem1 28077 nosupbnd1lem3 28079 nosupbnd1lem5 28081 nosupbnd2lem1 28084 nosupbnd2 28085 noinfres 28091 noinfbnd1lem1 28092 noinfbnd1lem3 28094 noinfbnd1lem5 28096 noinfbnd2lem1 28099 noinfbnd2 28100 noetasuplem4 28105 noetainflem4 28109 noetalem1 28110 |
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