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| Mirrors > Home > MPE Home > Th. List > 2no | Structured version Visualization version GIF version | ||
| Description: Surreal two is a surreal number. (Contributed by Scott Fenton, 23-Jul-2025.) |
| Ref | Expression |
|---|---|
| 2no | ⊢ 2s ∈ No |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 2nns 28786 | . 2 ⊢ 2s ∈ ℕs | |
| 2 | nnno 28692 | . 2 ⊢ (2s ∈ ℕs → 2s ∈ No ) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ 2s ∈ No |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2145 No csur 27979 ℕscnns 28681 2sc2s 28778 |
| 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-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-rep 5232 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7740 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-ral 3078 df-rex 3088 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4591 df-ot 4593 df-uni 4868 df-int 4908 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-se 5605 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6297 df-ord 6358 df-on 6359 df-lim 6360 df-suc 6361 df-iota 6487 df-fun 6533 df-fn 6534 df-f 6535 df-f1 6536 df-fo 6537 df-f1o 6538 df-fv 6539 df-riota 7369 df-ov 7415 df-oprab 7416 df-mpo 7417 df-om 7867 df-1st 7990 df-2nd 7991 df-frecs 8283 df-wrecs 8314 df-recs 8363 df-rdg 8402 df-1o 8460 df-2o 8461 df-nadd 8659 df-no 27982 df-lts 27983 df-bday 27984 df-les 28084 df-slts 28126 df-cuts 28128 df-0s 28175 df-1s 28176 df-made 28195 df-old 28196 df-left 28198 df-right 28199 df-norec 28306 df-norec2 28317 df-adds 28328 df-negs 28389 df-subs 28390 df-n0s 28682 df-nns 28683 df-2s 28779 |
| This theorem is used by: n0seo 28789 zseo 28790 nohalf 28792 pw2recs 28806 pw2divscld 28807 pw2divmulsd 28808 pw2divscan3d 28809 pw2divscan2d 28810 pw2divsassd 28811 pw2divscan4d 28812 pw2gt0divsd 28813 pw2ge0divsd 28814 pw2divsrecd 28815 pw2divsnegd 28817 pw2ltdivmulsd 28818 pw2ltmuldivs2d 28819 avglts1d 28821 avglts2d 28822 pw2divs0d 28823 pw2divsidd 28824 pw2ltdivmuls2d 28825 halfcut 28826 addhalfcut 28827 pw2cut 28828 pw2cutp1 28829 pw2cut2 28830 bdaypw2n0bndlem 28831 bdaypw2n0bnd 28832 bdayfinbndlem1 28835 z12bdaylem1 28838 z12bdaylem2 28839 zz12s 28843 z12addscl 28845 z12shalf 28848 z12zsodd 28850 z12sge0 28851 1reno 28865 |
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