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| Mirrors > Home > MPE Home > Th. List > slttrd | Structured version Visualization version GIF version | ||
| Description: Surreal less-than is transitive. (Contributed by Scott Fenton, 8-Dec-2021.) |
| Ref | Expression |
|---|---|
| slttrd.1 | ⊢ (𝜑 → 𝐴 ∈ No ) |
| slttrd.2 | ⊢ (𝜑 → 𝐵 ∈ No ) |
| slttrd.3 | ⊢ (𝜑 → 𝐶 ∈ No ) |
| slttrd.4 | ⊢ (𝜑 → 𝐴 <s 𝐵) |
| slttrd.5 | ⊢ (𝜑 → 𝐵 <s 𝐶) |
| Ref | Expression |
|---|---|
| slttrd | ⊢ (𝜑 → 𝐴 <s 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | slttrd.4 | . 2 ⊢ (𝜑 → 𝐴 <s 𝐵) | |
| 2 | slttrd.5 | . 2 ⊢ (𝜑 → 𝐵 <s 𝐶) | |
| 3 | slttrd.1 | . . 3 ⊢ (𝜑 → 𝐴 ∈ No ) | |
| 4 | slttrd.2 | . . 3 ⊢ (𝜑 → 𝐵 ∈ No ) | |
| 5 | slttrd.3 | . . 3 ⊢ (𝜑 → 𝐶 ∈ No ) | |
| 6 | slttr 27713 | . . 3 ⊢ ((𝐴 ∈ No ∧ 𝐵 ∈ No ∧ 𝐶 ∈ No ) → ((𝐴 <s 𝐵 ∧ 𝐵 <s 𝐶) → 𝐴 <s 𝐶)) | |
| 7 | 3, 4, 5, 6 | syl3anc 1373 | . 2 ⊢ (𝜑 → ((𝐴 <s 𝐵 ∧ 𝐵 <s 𝐶) → 𝐴 <s 𝐶)) |
| 8 | 1, 2, 7 | mp2and 699 | 1 ⊢ (𝜑 → 𝐴 <s 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 ∈ wcel 2113 class class class wbr 5096 No csur 27605 <s cslt 27606 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2182 ax-ext 2706 ax-sep 5239 ax-nul 5249 ax-pr 5375 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2537 df-eu 2567 df-clab 2713 df-cleq 2726 df-clel 2809 df-nfc 2883 df-ne 2931 df-ral 3050 df-rex 3059 df-rab 3398 df-v 3440 df-sbc 3739 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4579 df-pr 4581 df-tp 4583 df-op 4585 df-uni 4862 df-br 5097 df-opab 5159 df-mpt 5178 df-tr 5204 df-id 5517 df-eprel 5522 df-po 5530 df-so 5531 df-fr 5575 df-we 5577 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-ord 6318 df-on 6319 df-suc 6321 df-iota 6446 df-fun 6492 df-fn 6493 df-f 6494 df-fv 6498 df-1o 8395 df-2o 8396 df-no 27608 df-slt 27609 |
| This theorem is referenced by: conway 27767 sslttr 27775 slerec 27787 sltlpss 27880 cofcutr 27895 addsproplem2 27940 addsproplem6 27944 slt2addd 27983 negsproplem6 28002 mulsproplem5 28089 mulsproplem6 28090 mulsproplem7 28091 mulsproplem8 28092 mulsproplem13 28097 mulsproplem14 28098 precsexlem8 28182 precsexlem9 28183 precsexlem11 28185 om2noseqlt 28260 zscut 28365 twocut 28381 pw2cut2 28419 recut 28439 1reno 28442 |
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