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| Mirrors > Home > MPE Home > Th. List > sltsright | Structured version Visualization version GIF version | ||
| Description: A surreal is less than its right options. Theorem 0(i) of [Conway] p. 16. (Contributed by Scott Fenton, 7-Aug-2024.) |
| Ref | Expression |
|---|---|
| sltsright | ⊢ (𝐴 ∈ No → {𝐴} <<s ( R ‘𝐴)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | snex 5400 | . . 3 ⊢ {𝐴} ∈ V | |
| 2 | 1 | a1i 11 | . 2 ⊢ (𝐴 ∈ No → {𝐴} ∈ V) |
| 3 | fvexd 6886 | . 2 ⊢ (𝐴 ∈ No → ( R ‘𝐴) ∈ V) | |
| 4 | snssi 4747 | . 2 ⊢ (𝐴 ∈ No → {𝐴} ⊆ No ) | |
| 5 | rightf 28003 | . . . 4 ⊢ R : No ⟶𝒫 No | |
| 6 | 5 | ffvelcdmi 7068 | . . 3 ⊢ (𝐴 ∈ No → ( R ‘𝐴) ∈ 𝒫 No ) |
| 7 | 6 | elpwid 4567 | . 2 ⊢ (𝐴 ∈ No → ( R ‘𝐴) ⊆ No ) |
| 8 | velsn 4601 | . . . 4 ⊢ (𝑥 ∈ {𝐴} ↔ 𝑥 = 𝐴) | |
| 9 | rightval 27997 | . . . . . . . . . 10 ⊢ ( R ‘𝐴) = {𝑦 ∈ ( O ‘( bday ‘𝐴)) ∣ 𝐴 <s 𝑦} | |
| 10 | 9 | a1i 11 | . . . . . . . . 9 ⊢ (𝐴 ∈ No → ( R ‘𝐴) = {𝑦 ∈ ( O ‘( bday ‘𝐴)) ∣ 𝐴 <s 𝑦}) |
| 11 | 10 | eleq2d 2851 | . . . . . . . 8 ⊢ (𝐴 ∈ No → (𝑦 ∈ ( R ‘𝐴) ↔ 𝑦 ∈ {𝑦 ∈ ( O ‘( bday ‘𝐴)) ∣ 𝐴 <s 𝑦})) |
| 12 | rabid 3438 | . . . . . . . 8 ⊢ (𝑦 ∈ {𝑦 ∈ ( O ‘( bday ‘𝐴)) ∣ 𝐴 <s 𝑦} ↔ (𝑦 ∈ ( O ‘( bday ‘𝐴)) ∧ 𝐴 <s 𝑦)) | |
| 13 | 11, 12 | bitrdi 290 | . . . . . . 7 ⊢ (𝐴 ∈ No → (𝑦 ∈ ( R ‘𝐴) ↔ (𝑦 ∈ ( O ‘( bday ‘𝐴)) ∧ 𝐴 <s 𝑦))) |
| 14 | 13 | simplbda 504 | . . . . . 6 ⊢ ((𝐴 ∈ No ∧ 𝑦 ∈ ( R ‘𝐴)) → 𝐴 <s 𝑦) |
| 15 | breq1 5107 | . . . . . 6 ⊢ (𝑥 = 𝐴 → (𝑥 <s 𝑦 ↔ 𝐴 <s 𝑦)) | |
| 16 | 14, 15 | imbitrrid 249 | . . . . 5 ⊢ (𝑥 = 𝐴 → ((𝐴 ∈ No ∧ 𝑦 ∈ ( R ‘𝐴)) → 𝑥 <s 𝑦)) |
| 17 | 16 | expd 420 | . . . 4 ⊢ (𝑥 = 𝐴 → (𝐴 ∈ No → (𝑦 ∈ ( R ‘𝐴) → 𝑥 <s 𝑦))) |
| 18 | 8, 17 | sylbi 220 | . . 3 ⊢ (𝑥 ∈ {𝐴} → (𝐴 ∈ No → (𝑦 ∈ ( R ‘𝐴) → 𝑥 <s 𝑦))) |
| 19 | 18 | 3imp21 1129 | . 2 ⊢ ((𝐴 ∈ No ∧ 𝑥 ∈ {𝐴} ∧ 𝑦 ∈ ( R ‘𝐴)) → 𝑥 <s 𝑦) |
| 20 | 2, 3, 4, 7, 19 | sltsd 27915 | 1 ⊢ (𝐴 ∈ No → {𝐴} <<s ( R ‘𝐴)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 = wceq 1563 ∈ wcel 2145 {crab 3417 Vcvv 3457 𝒫 cpw 4558 {csn 4585 class class class wbr 5104 ‘cfv 6525 No csur 27758 <s clts 27759 bday cbday 27760 <<s cslts 27904 O cold 27970 R cright 27973 |
| 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 5231 ax-sep 5250 ax-nul 5260 ax-pow 5326 ax-pr 5394 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 4868 df-int 4908 df-iun 4953 df-br 5105 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6291 df-ord 6352 df-on 6353 df-suc 6355 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-2nd 7975 df-frecs 8266 df-wrecs 8297 df-recs 8346 df-1o 8441 df-2o 8442 df-no 27761 df-lts 27762 df-bday 27763 df-slts 27905 df-cuts 27907 df-made 27974 df-old 27975 df-right 27978 |
| This theorem is referenced by: lltr 28009 madebdaylemlrcut 28046 mulsproplem5 28267 mulsproplem6 28268 mulsproplem7 28269 mulsproplem8 28270 mulsuniflem 28296 |
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