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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 28064 | . 2 ⊢ (𝐴 ∈ No → dom 𝐴 ∈ On) | |
| 2 | eloni 6398 | . 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 2147 dom cdm 5658 Ord word 6387 Oncon0 6388 Nocsur 28054 |
| 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 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-ext 2735 ax-sep 5255 ax-pow 5334 ax-pr 5398 ax-un 7783 |
| 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 2102 df-clab 2742 df-cleq 2755 df-clel 2839 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4841 df-uni 4873 df-br 5109 df-opab 5174 df-tr 5219 df-po 5566 df-so 5567 df-fr 5611 df-we 5613 df-xp 5664 df-rel 5665 df-cnv 5666 df-co 5667 df-dm 5668 df-rn 5669 df-ord 6391 df-on 6392 df-fun 6568 df-fn 6569 df-f 6570 df-no 28057 |
| This theorem is used by: noseponlem 28078 nosepon 28079 noextend 28080 noextenddif 28082 noextendlt 28083 noextendgt 28084 nolesgn2ores 28086 nogesgn1ores 28088 fvnobday 28092 nosepssdm 28100 nosupres 28121 nosupbnd1lem1 28122 nosupbnd1lem3 28124 nosupbnd1lem5 28126 nosupbnd2lem1 28129 nosupbnd2 28130 noinfres 28136 noinfbnd1lem1 28137 noinfbnd1lem3 28139 noinfbnd1lem5 28141 noinfbnd2lem1 28144 noinfbnd2 28145 noetasuplem4 28150 noetainflem4 28154 noetalem1 28155 |
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