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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 27887 | . 2 ⊢ (𝐴 ∈ No → dom 𝐴 ∈ On) | |
| 2 | eloni 6367 | . 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 2145 dom cdm 5655 Ord word 6356 Oncon0 6357 No csur 27877 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-ext 2732 ax-sep 5251 ax-pow 5330 ax-pr 5398 ax-un 7737 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2100 df-clab 2739 df-cleq 2752 df-clel 2835 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-tr 5213 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-ord 6360 df-on 6361 df-fun 6535 df-fn 6536 df-f 6537 df-no 27880 |
| This theorem is used by: noseponlem 27901 nosepon 27902 noextend 27903 noextenddif 27905 noextendlt 27906 noextendgt 27907 nolesgn2ores 27909 nogesgn1ores 27911 fvnobday 27915 nosepssdm 27923 nosupres 27944 nosupbnd1lem1 27945 nosupbnd1lem3 27947 nosupbnd1lem5 27949 nosupbnd2lem1 27952 nosupbnd2 27953 noinfres 27959 noinfbnd1lem1 27960 noinfbnd1lem3 27962 noinfbnd1lem5 27964 noinfbnd2lem1 27967 noinfbnd2 27968 noetasuplem4 27973 noetainflem4 27977 noetalem1 27978 |
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