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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 28410 | . 2 ⊢ 2s ∈ ℕs | |
| 2 | nnno 28316 | . 2 ⊢ (2s ∈ ℕs → 2s ∈ No ) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ 2s ∈ No |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2114 No csur 27603 ℕscnns 28305 2sc2s 28402 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2708 ax-rep 5212 ax-sep 5231 ax-nul 5241 ax-pow 5307 ax-pr 5375 ax-un 7689 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-ral 3052 df-rex 3062 df-rmo 3342 df-reu 3343 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-pss 3909 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-tp 4572 df-op 4574 df-ot 4576 df-uni 4851 df-int 4890 df-iun 4935 df-br 5086 df-opab 5148 df-mpt 5167 df-tr 5193 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-se 5585 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6265 df-ord 6326 df-on 6327 df-lim 6328 df-suc 6329 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-f1 6503 df-fo 6504 df-f1o 6505 df-fv 6506 df-riota 7324 df-ov 7370 df-oprab 7371 df-mpo 7372 df-om 7818 df-1st 7942 df-2nd 7943 df-frecs 8231 df-wrecs 8262 df-recs 8311 df-rdg 8349 df-1o 8405 df-2o 8406 df-nadd 8602 df-no 27606 df-lts 27607 df-bday 27608 df-les 27709 df-slts 27750 df-cuts 27752 df-0s 27799 df-1s 27800 df-made 27819 df-old 27820 df-left 27822 df-right 27823 df-norec 27930 df-norec2 27941 df-adds 27952 df-negs 28013 df-subs 28014 df-n0s 28306 df-nns 28307 df-2s 28403 |
| This theorem is referenced by: n0seo 28413 zseo 28414 nohalf 28416 pw2recs 28430 pw2divscld 28431 pw2divmulsd 28432 pw2divscan3d 28433 pw2divscan2d 28434 pw2divsassd 28435 pw2divscan4d 28436 pw2gt0divsd 28437 pw2ge0divsd 28438 pw2divsrecd 28439 pw2divsnegd 28441 pw2ltdivmulsd 28442 pw2ltmuldivs2d 28443 avglts1d 28445 avglts2d 28446 pw2divs0d 28447 pw2divsidd 28448 pw2ltdivmuls2d 28449 halfcut 28450 addhalfcut 28451 pw2cut 28452 pw2cutp1 28453 pw2cut2 28454 bdaypw2n0bndlem 28455 bdaypw2n0bnd 28456 bdayfinbndlem1 28459 z12bdaylem1 28462 z12bdaylem2 28463 zz12s 28467 z12addscl 28469 z12shalf 28472 z12zsodd 28474 z12sge0 28475 1reno 28489 |
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