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| Mirrors > Home > MPE Home > Th. List > 1no | Structured version Visualization version GIF version | ||
| Description: Surreal one is a surreal. (Contributed by Scott Fenton, 7-Aug-2024.) |
| Ref | Expression |
|---|---|
| 1no | ⊢ 1s ∈ No |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-1s 27800 | . 2 ⊢ 1s = ({ 0s } |s ∅) | |
| 2 | 0no 27801 | . . . . 5 ⊢ 0s ∈ No | |
| 3 | snelpwi 5396 | . . . . 5 ⊢ ( 0s ∈ No → { 0s } ∈ 𝒫 No ) | |
| 4 | 2, 3 | ax-mp 5 | . . . 4 ⊢ { 0s } ∈ 𝒫 No |
| 5 | nulsgts 27768 | . . . 4 ⊢ ({ 0s } ∈ 𝒫 No → { 0s } <<s ∅) | |
| 6 | 4, 5 | ax-mp 5 | . . 3 ⊢ { 0s } <<s ∅ |
| 7 | cutscl 27774 | . . 3 ⊢ ({ 0s } <<s ∅ → ({ 0s } |s ∅) ∈ No ) | |
| 8 | 6, 7 | ax-mp 5 | . 2 ⊢ ({ 0s } |s ∅) ∈ No |
| 9 | 1, 8 | eqeltri 2832 | 1 ⊢ 1s ∈ No |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2114 ∅c0 4273 𝒫 cpw 4541 {csn 4567 class class class wbr 5085 (class class class)co 7367 No csur 27603 <<s cslts 27749 |s ccuts 27751 0s c0s 27797 1s c1s 27798 |
| 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-uni 4851 df-int 4890 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-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-ord 6326 df-on 6327 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-1o 8405 df-2o 8406 df-no 27606 df-lts 27607 df-bday 27608 df-slts 27750 df-cuts 27752 df-0s 27799 df-1s 27800 |
| This theorem is referenced by: cuteq1 27809 right1s 27888 peano2no 27976 ltsp1d 28007 neg1s 28019 ltsm1d 28094 mulsrid 28105 mulslid 28134 divs1 28196 precsexlem8 28206 precsexlem9 28207 precsexlem10 28208 precsexlem11 28209 divsrecd 28226 divsdird 28227 1ons 28249 n0cut 28326 n0cut2 28327 n0on 28328 n0sge0 28330 n0s0suc 28334 nnsge1 28335 n0addscl 28336 n0mulscl 28337 1n0s 28340 nnsrecgt0d 28343 n0fincut 28347 n0s0m1 28354 n0subs 28355 n0ltsp1le 28357 n0lesltp1 28358 n0lesm1lt 28359 n0lts1e0 28360 n0p1nns 28363 dfnns2 28364 nnsind 28365 nn1m1nns 28366 nnm1n0s 28367 eucliddivs 28368 nnzs 28378 0zs 28380 elzn0s 28390 peano5uzs 28396 zcuts 28399 no2times 28409 n0seo 28413 zseo 28414 twocut 28415 nohalf 28416 expsval 28417 exps1 28420 expsp1 28421 expscl 28423 expadds 28427 pw2recs 28430 pw2divsrecd 28439 pw2divsdird 28440 pw2divsidd 28448 halfcut 28450 addhalfcut 28451 pw2cut 28452 pw2cutp1 28453 pw2cut2 28454 bdaypw2n0bndlem 28455 bdaypw2bnd 28457 bdayfinbndlem1 28459 z12bdaylem1 28462 z12bdaylem2 28463 recut 28486 elreno2 28487 0reno 28488 1reno 28489 renegscl 28490 readdscl 28491 remulscllem1 28492 remulscl 28494 |
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