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| Mirrors > Home > MPE Home > Th. List > Mathboxes > 3fno | Structured version Visualization version GIF version | ||
| Description: Ordinal three maps to a surreal number. (Contributed by RP, 21-Sep-2023.) |
| Ref | Expression |
|---|---|
| 3fno | ⊢ (3o × {2o}) ∈ No |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3on 8414 | . 2 ⊢ 3o ∈ On | |
| 2 | 1 | onnoxpi 43879 | 1 ⊢ (3o × {2o}) ∈ No |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2114 {csn 4568 × cxp 5622 2oc2o 8392 3oc3o 8393 No csur 27617 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5231 ax-nul 5241 ax-pow 5302 ax-pr 5370 ax-un 7682 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-rab 3391 df-v 3432 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-ord 6320 df-on 6321 df-suc 6323 df-fun 6494 df-fn 6495 df-f 6496 df-1o 8398 df-2o 8399 df-3o 8400 df-no 27620 |
| This theorem is referenced by: (None) |
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