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| Mirrors > Home > MPE Home > Th. List > sltasym | Structured version Visualization version GIF version | ||
| Description: Surreal less-than is asymmetric. (Contributed by Scott Fenton, 16-Jun-2011.) |
| Ref | Expression |
|---|---|
| sltasym | ⊢ ((𝐴 ∈ No ∧ 𝐵 ∈ No ) → (𝐴 <s 𝐵 → ¬ 𝐵 <s 𝐴)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sltso 27638 | . 2 ⊢ <s Or No | |
| 2 | soasym 5594 | . 2 ⊢ (( <s Or No ∧ (𝐴 ∈ No ∧ 𝐵 ∈ No )) → (𝐴 <s 𝐵 → ¬ 𝐵 <s 𝐴)) | |
| 3 | 1, 2 | mpan 690 | 1 ⊢ ((𝐴 ∈ No ∧ 𝐵 ∈ No ) → (𝐴 <s 𝐵 → ¬ 𝐵 <s 𝐴)) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ∧ wa 395 ∈ wcel 2108 class class class wbr 5119 Or wor 5560 No csur 27601 <s cslt 27602 |
| 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 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2157 ax-12 2177 ax-ext 2707 ax-sep 5266 ax-nul 5276 ax-pr 5402 |
| 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 2065 df-mo 2539 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2809 df-nfc 2885 df-ne 2933 df-ral 3052 df-rex 3061 df-rab 3416 df-v 3461 df-sbc 3766 df-csb 3875 df-dif 3929 df-un 3931 df-in 3933 df-ss 3943 df-pss 3946 df-nul 4309 df-if 4501 df-pw 4577 df-sn 4602 df-pr 4604 df-tp 4606 df-op 4608 df-uni 4884 df-br 5120 df-opab 5182 df-mpt 5202 df-tr 5230 df-id 5548 df-eprel 5553 df-po 5561 df-so 5562 df-fr 5606 df-we 5608 df-xp 5660 df-rel 5661 df-cnv 5662 df-co 5663 df-dm 5664 df-rn 5665 df-res 5666 df-ima 5667 df-ord 6355 df-on 6356 df-suc 6358 df-iota 6483 df-fun 6532 df-fn 6533 df-f 6534 df-fv 6538 df-1o 8478 df-2o 8479 df-no 27604 df-slt 27605 |
| This theorem is referenced by: sletric 27726 sltled 27731 right1s 27851 sltmul2 28114 elnnzs 28304 |
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