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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 27666 | . . 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 5110 No csur 27558 <s cslt 27559 |
| 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 2702 ax-sep 5254 ax-nul 5264 ax-pr 5390 |
| 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 2534 df-eu 2563 df-clab 2709 df-cleq 2722 df-clel 2804 df-nfc 2879 df-ne 2927 df-ral 3046 df-rex 3055 df-rab 3409 df-v 3452 df-sbc 3757 df-csb 3866 df-dif 3920 df-un 3922 df-in 3924 df-ss 3934 df-pss 3937 df-nul 4300 df-if 4492 df-pw 4568 df-sn 4593 df-pr 4595 df-tp 4597 df-op 4599 df-uni 4875 df-br 5111 df-opab 5173 df-mpt 5192 df-tr 5218 df-id 5536 df-eprel 5541 df-po 5549 df-so 5550 df-fr 5594 df-we 5596 df-xp 5647 df-rel 5648 df-cnv 5649 df-co 5650 df-dm 5651 df-rn 5652 df-res 5653 df-ima 5654 df-ord 6338 df-on 6339 df-suc 6341 df-iota 6467 df-fun 6516 df-fn 6517 df-f 6518 df-fv 6522 df-1o 8437 df-2o 8438 df-no 27561 df-slt 27562 |
| This theorem is referenced by: conway 27718 sslttr 27726 slerec 27738 sltlpss 27826 cofcutr 27839 addsproplem2 27884 addsproplem6 27888 slt2addd 27927 negsproplem6 27946 mulsproplem5 28030 mulsproplem6 28031 mulsproplem7 28032 mulsproplem8 28033 mulsproplem13 28038 mulsproplem14 28039 precsexlem8 28123 precsexlem9 28124 precsexlem11 28126 om2noseqlt 28200 zscut 28302 twocut 28316 recut 28354 |
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