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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 27959 | . 2 ⊢ 1s = ({ 0s } |s ∅) | |
| 2 | 0no 27960 | . . . . 5 ⊢ 0s ∈ No | |
| 3 | snelpwi 5416 | . . . . 5 ⊢ ( 0s ∈ No → { 0s } ∈ 𝒫 No ) | |
| 4 | 2, 3 | ax-mp 5 | . . . 4 ⊢ { 0s } ∈ 𝒫 No |
| 5 | nulsgts 27927 | . . . 4 ⊢ ({ 0s } ∈ 𝒫 No → { 0s } <<s ∅) | |
| 6 | 4, 5 | ax-mp 5 | . . 3 ⊢ { 0s } <<s ∅ |
| 7 | cutscl 27933 | . . 3 ⊢ ({ 0s } <<s ∅ → ({ 0s } |s ∅) ∈ No ) | |
| 8 | 6, 7 | ax-mp 5 | . 2 ⊢ ({ 0s } |s ∅) ∈ No |
| 9 | 1, 8 | eqeltri 2861 | 1 ⊢ 1s ∈ No |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2145 ∅c0 4288 𝒫 cpw 4558 {csn 4585 class class class wbr 5105 (class class class)co 7400 No csur 27762 <<s cslts 27908 |s ccuts 27910 0s c0s 27956 1s c1s 27957 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2737 ax-rep 5232 ax-sep 5251 ax-nul 5261 ax-pow 5327 ax-pr 5395 ax-un 7722 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-nf 1807 df-sb 2094 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-ral 3080 df-rex 3090 df-rmo 3370 df-reu 3371 df-rab 3418 df-v 3459 df-sbc 3748 df-csb 3856 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-pss 3927 df-nul 4289 df-if 4484 df-pw 4560 df-sn 4586 df-pr 4588 df-tp 4590 df-op 4592 df-uni 4869 df-int 4909 df-br 5106 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5547 df-eprel 5552 df-po 5560 df-so 5561 df-fr 5605 df-we 5607 df-xp 5658 df-rel 5659 df-cnv 5660 df-co 5661 df-dm 5662 df-rn 5663 df-res 5664 df-ima 5665 df-ord 6353 df-on 6354 df-suc 6356 df-iota 6481 df-fun 6527 df-fn 6528 df-f 6529 df-f1 6530 df-fo 6531 df-f1o 6532 df-fv 6533 df-riota 7357 df-ov 7403 df-oprab 7404 df-mpo 7405 df-1o 8441 df-2o 8442 df-no 27765 df-lts 27766 df-bday 27767 df-slts 27909 df-cuts 27911 df-0s 27958 df-1s 27959 |
| This theorem is referenced by: cuteq1 27968 right1s 28047 peano2no 28135 ltsp1d 28166 neg1s 28178 ltsm1d 28253 mulsrid 28264 mulslid 28293 divs1 28355 precsexlem8 28365 precsexlem9 28366 precsexlem10 28367 precsexlem11 28368 divsrecd 28385 divsdird 28386 1ons 28408 n0cut 28485 n0cut2 28486 n0on 28487 n0sge0 28489 n0s0suc 28493 nnsge1 28494 n0addscl 28495 n0mulscl 28496 1n0s 28499 nnsrecgt0d 28502 n0fincut 28506 n0s0m1 28513 n0subs 28514 n0ltsp1le 28516 n0lesltp1 28517 n0lesm1lt 28518 n0lts1e0 28519 n0p1nns 28522 dfnns2 28523 nnsind 28524 nn1m1nns 28525 nnm1n0s 28526 eucliddivs 28527 nnzs 28537 0zs 28539 elzn0s 28549 peano5uzs 28555 zcuts 28558 no2times 28568 n0seo 28572 zseo 28573 twocut 28574 nohalf 28575 expsval 28576 exps1 28579 expsp1 28580 expscl 28582 expadds 28586 pw2recs 28589 pw2divsrecd 28598 pw2divsdird 28599 pw2divsidd 28607 halfcut 28609 addhalfcut 28610 pw2cut 28611 pw2cutp1 28612 pw2cut2 28613 bdaypw2n0bndlem 28614 bdaypw2bnd 28616 bdayfinbndlem1 28618 z12bdaylem1 28621 z12bdaylem2 28622 recut 28645 elreno2 28646 0reno 28647 1reno 28648 renegscl 28649 readdscl 28650 remulscllem1 28651 remulscl 28653 |
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