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| Mirrors > Home > MPE Home > Th. List > n0ssno | Structured version Visualization version GIF version | ||
| Description: The non-negative surreal integers are a subset of the surreals. (Contributed by Scott Fenton, 17-Mar-2025.) |
| Ref | Expression |
|---|---|
| n0ssno | ⊢ ℕ0s ⊆ No |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-n0s 28293 | . . . 4 ⊢ ℕ0s = (rec((𝑥 ∈ V ↦ (𝑥 +s 1s )), 0s ) “ ω) | |
| 2 | 1 | a1i 11 | . . 3 ⊢ (⊤ → ℕ0s = (rec((𝑥 ∈ V ↦ (𝑥 +s 1s )), 0s ) “ ω)) |
| 3 | 0sno 27805 | . . . 4 ⊢ 0s ∈ No | |
| 4 | 3 | a1i 11 | . . 3 ⊢ (⊤ → 0s ∈ No ) |
| 5 | 2, 4 | noseqssno 28273 | . 2 ⊢ (⊤ → ℕ0s ⊆ No ) |
| 6 | 5 | mptru 1549 | 1 ⊢ ℕ0s ⊆ No |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1542 ⊤wtru 1543 ∈ wcel 2114 Vcvv 3439 ⊆ wss 3900 ↦ cmpt 5178 “ cima 5626 (class class class)co 7358 ωcom 7808 reccrdg 8340 No csur 27609 0s c0s 27801 1s c1s 27802 +s cadds 27939 ℕ0scnn0s 28291 |
| 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 2183 ax-ext 2707 ax-rep 5223 ax-sep 5240 ax-nul 5250 ax-pow 5309 ax-pr 5376 ax-un 7680 |
| 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 2538 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2810 df-nfc 2884 df-ne 2932 df-ral 3051 df-rex 3060 df-rmo 3349 df-reu 3350 df-rab 3399 df-v 3441 df-sbc 3740 df-csb 3849 df-dif 3903 df-un 3905 df-in 3907 df-ss 3917 df-pss 3920 df-nul 4285 df-if 4479 df-pw 4555 df-sn 4580 df-pr 4582 df-tp 4584 df-op 4586 df-uni 4863 df-int 4902 df-iun 4947 df-br 5098 df-opab 5160 df-mpt 5179 df-tr 5205 df-id 5518 df-eprel 5523 df-po 5531 df-so 5532 df-fr 5576 df-se 5577 df-we 5578 df-xp 5629 df-rel 5630 df-cnv 5631 df-co 5632 df-dm 5633 df-rn 5634 df-res 5635 df-ima 5636 df-pred 6258 df-ord 6319 df-on 6320 df-lim 6321 df-suc 6322 df-iota 6447 df-fun 6493 df-fn 6494 df-f 6495 df-f1 6496 df-fo 6497 df-f1o 6498 df-fv 6499 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-om 7809 df-1st 7933 df-2nd 7934 df-frecs 8223 df-wrecs 8254 df-recs 8303 df-rdg 8341 df-1o 8397 df-2o 8398 df-nadd 8594 df-no 27612 df-slt 27613 df-bday 27614 df-sslt 27756 df-scut 27758 df-0s 27803 df-1s 27804 df-made 27823 df-old 27824 df-left 27826 df-right 27827 df-norec2 27929 df-adds 27940 df-n0s 28293 |
| This theorem is referenced by: nnssno 28301 n0sno 28302 n0sfincut 28333 bdayn0sf1o 28347 n0expscl 28409 |
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