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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 27979 | . 2 ⊢ 1s = ({ 0s } |s ∅) | |
| 2 | 0no 27980 | . . . . 5 ⊢ 0s ∈ No | |
| 3 | snelpwi 5427 | . . . . 5 ⊢ ( 0s ∈ No → { 0s } ∈ 𝒫 No ) | |
| 4 | 2, 3 | ax-mp 5 | . . . 4 ⊢ { 0s } ∈ 𝒫 No |
| 5 | nulsgts 27947 | . . . 4 ⊢ ({ 0s } ∈ 𝒫 No → { 0s } <<s ∅) | |
| 6 | 4, 5 | ax-mp 5 | . . 3 ⊢ { 0s } <<s ∅ |
| 7 | cutscl 27953 | . . 3 ⊢ ({ 0s } <<s ∅ → ({ 0s } |s ∅) ∈ No ) | |
| 8 | 6, 7 | ax-mp 5 | . 2 ⊢ ({ 0s } |s ∅) ∈ No |
| 9 | 1, 8 | eqeltri 2859 | 1 ⊢ 1s ∈ No |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2143 ∅c0 4287 𝒫 cpw 4563 {csn 4590 class class class wbr 5110 (class class class)co 7412 No csur 27782 <<s cslts 27928 |s ccuts 27930 0s c0s 27976 1s c1s 27977 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-rep 5239 ax-sep 5258 ax-nul 5270 ax-pow 5338 ax-pr 5406 ax-un 7734 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-ral 3080 df-rex 3090 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3746 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4288 df-if 4489 df-pw 4565 df-sn 4591 df-pr 4593 df-tp 4595 df-op 4597 df-uni 4874 df-int 4914 df-br 5111 df-opab 5175 df-mpt 5194 df-tr 5220 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-ord 6365 df-on 6366 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7369 df-ov 7415 df-oprab 7416 df-mpo 7417 df-1o 8454 df-2o 8455 df-no 27785 df-lts 27786 df-bday 27787 df-slts 27929 df-cuts 27931 df-0s 27978 df-1s 27979 |
| This theorem is referenced by: cuteq1 27988 right1s 28067 peano2no 28155 ltsp1d 28186 neg1s 28198 ltsm1d 28273 mulsrid 28284 mulslid 28313 divs1 28375 precsexlem8 28385 precsexlem9 28386 precsexlem10 28387 precsexlem11 28388 divsrecd 28405 divsdird 28406 1ons 28428 n0cut 28505 n0cut2 28506 n0on 28507 n0sge0 28509 n0s0suc 28513 nnsge1 28514 n0addscl 28515 n0mulscl 28516 1n0s 28519 nnsrecgt0d 28522 n0fincut 28526 n0s0m1 28533 n0subs 28534 n0ltsp1le 28536 n0lesltp1 28537 n0lesm1lt 28538 n0lts1e0 28539 n0p1nns 28542 dfnns2 28543 nnsind 28544 nn1m1nns 28545 nnm1n0s 28546 eucliddivs 28547 nnzs 28557 0zs 28559 elzn0s 28569 peano5uzs 28575 zcuts 28578 no2times 28588 n0seo 28592 zseo 28593 twocut 28594 nohalf 28595 expsval 28596 exps1 28599 expsp1 28600 expscl 28602 expadds 28606 pw2recs 28609 pw2divsrecd 28618 pw2divsdird 28619 pw2divsidd 28627 halfcut 28629 addhalfcut 28630 pw2cut 28631 pw2cutp1 28632 pw2cut2 28633 bdaypw2n0bndlem 28634 bdaypw2bnd 28636 bdayfinbndlem1 28638 z12bdaylem1 28641 z12bdaylem2 28642 recut 28665 elreno2 28666 0reno 28667 1reno 28668 renegscl 28669 readdscl 28670 remulscllem1 28671 remulscl 28673 |
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