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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 27659 | . . 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 2109 class class class wbr 5107 No csur 27551 <s cslt 27552 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5251 ax-nul 5261 ax-pr 5387 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-ral 3045 df-rex 3054 df-rab 3406 df-v 3449 df-sbc 3754 df-csb 3863 df-dif 3917 df-un 3919 df-in 3921 df-ss 3931 df-pss 3934 df-nul 4297 df-if 4489 df-pw 4565 df-sn 4590 df-pr 4592 df-tp 4594 df-op 4596 df-uni 4872 df-br 5108 df-opab 5170 df-mpt 5189 df-tr 5215 df-id 5533 df-eprel 5538 df-po 5546 df-so 5547 df-fr 5591 df-we 5593 df-xp 5644 df-rel 5645 df-cnv 5646 df-co 5647 df-dm 5648 df-rn 5649 df-res 5650 df-ima 5651 df-ord 6335 df-on 6336 df-suc 6338 df-iota 6464 df-fun 6513 df-fn 6514 df-f 6515 df-fv 6519 df-1o 8434 df-2o 8435 df-no 27554 df-slt 27555 |
| This theorem is referenced by: conway 27711 sslttr 27719 slerec 27731 sltlpss 27819 cofcutr 27832 addsproplem2 27877 addsproplem6 27881 slt2addd 27920 negsproplem6 27939 mulsproplem5 28023 mulsproplem6 28024 mulsproplem7 28025 mulsproplem8 28026 mulsproplem13 28031 mulsproplem14 28032 precsexlem8 28116 precsexlem9 28117 precsexlem11 28119 om2noseqlt 28193 zscut 28295 twocut 28309 recut 28347 |
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