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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 28199 | . 2 ⊢ 1s = ({ 0s } |s ∅) | |
| 2 | 0no 28200 | . . . . 5 ⊢ 0s ∈ No | |
| 3 | snelpwi 5411 | . . . . 5 ⊢ ( 0s ∈ No → { 0s } ∈ 𝒫 No) | |
| 4 | 2, 3 | ax-mp 5 | . . . 4 ⊢ { 0s } ∈ 𝒫 No |
| 5 | nulsgts 28167 | . . . 4 ⊢ ({ 0s } ∈ 𝒫 No → { 0s } <<s ∅) | |
| 6 | 4, 5 | ax-mp 5 | . . 3 ⊢ { 0s } <<s ∅ |
| 7 | cutscl 28173 | . . 3 ⊢ ({ 0s } <<s ∅ → ({ 0s } |s ∅) ∈ No) | |
| 8 | 6, 7 | ax-mp 5 | . 2 ⊢ ({ 0s } |s ∅) ∈ No |
| 9 | 1, 8 | eqeltri 2856 | 1 ⊢ 1s ∈ No |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2144 ∅c0 4278 𝒫 cpw 4556 {csn 4584 class class class wbr 5102 (class class class)co 7420 Nocsur 28002 <<s cslts 28148 |s ccuts 28150 0s c0s 28196 1s c1s 28197 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7751 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-pss 4014 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4835 df-uni 4867 df-int 4907 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-we 5605 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 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 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-1o 8479 df-2o 8480 df-no 28005 df-lts 28006 df-bday 28007 df-slts 28149 df-cuts 28151 df-0s 28198 df-1s 28199 |
| This theorem is used by: cuteq1 28208 right1s 28287 peano2no 28375 ltsp1d 28406 neg1s 28418 ltsm1d 28493 mulsrid 28504 mulslid 28533 divs1 28595 precsexlem8 28605 precsexlem9 28606 precsexlem10 28607 precsexlem11 28608 divsrecd 28625 divsdird 28626 1ons 28648 n0cut 28725 n0cut2 28726 n0on 28727 n0sge0 28729 n0s0suc 28733 nnsge1 28734 n0addscl 28735 n0mulscl 28736 1n0s 28739 nnsrecgt0d 28742 n0fincut 28746 n0s0m1 28753 n0subs 28754 n0ltsp1le 28756 n0lesltp1 28757 n0lesm1lt 28758 n0lts1e0 28759 n0p1nns 28762 dfnns2 28763 nnsind 28764 nn1m1nns 28765 nnm1n0s 28766 eucliddivs 28767 nnzs 28777 0zs 28779 elzn0s 28789 peano5uzs 28795 zcuts 28798 no2times 28808 n0seo 28812 zseo 28813 twocut 28814 nohalf 28815 expsval 28816 exps1 28819 expsp1 28820 expscl 28822 expadds 28826 pw2recs 28829 pw2divsrecd 28838 pw2divsdird 28839 pw2divsidd 28847 halfcut 28849 addhalfcut 28850 pw2cut 28851 pw2cutp1 28852 pw2cut2 28853 bdaypw2n0bndlem 28854 bdaypw2bnd 28856 bdayfinbndlem1 28858 z12bdaylem1 28861 z12bdaylem2 28862 recut 28885 elreno2 28886 0reno 28887 1reno 28888 renegscl 28889 readdscl 28890 remulscllem1 28891 remulscl 28893 |
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