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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 28472 | . . . 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 | 0no 27967 | . . . 4 ⊢ 0s ∈ No | |
| 4 | 3 | a1i 11 | . . 3 ⊢ (⊤ → 0s ∈ No ) |
| 5 | 2, 4 | noseqssno 28452 | . 2 ⊢ (⊤ → ℕ0s ⊆ No ) |
| 6 | 5 | mptru 1574 | 1 ⊢ ℕ0s ⊆ No |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1567 ⊤wtru 1568 ∈ wcel 2149 Vcvv 3463 ⊆ wss 3913 ↦ cmpt 5196 “ cima 5665 (class class class)co 7411 ωcom 7861 reccrdg 8395 No csur 27769 0s c0s 27963 1s c1s 27964 +s cadds 28117 ℕ0scn0s 28470 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-rep 5242 ax-sep 5261 ax-nul 5271 ax-pow 5337 ax-pr 5405 ax-un 7733 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-ral 3086 df-rex 3096 df-rmo 3376 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-tp 4599 df-op 4601 df-uni 4877 df-int 4917 df-iun 4962 df-br 5114 df-opab 5178 df-mpt 5197 df-tr 5223 df-id 5557 df-eprel 5562 df-po 5570 df-so 5571 df-fr 5615 df-se 5616 df-we 5617 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7368 df-ov 7414 df-oprab 7415 df-mpo 7416 df-om 7862 df-1st 7985 df-2nd 7986 df-frecs 8277 df-wrecs 8308 df-recs 8357 df-rdg 8396 df-1o 8452 df-2o 8453 df-nadd 8651 df-no 27772 df-lts 27773 df-bday 27774 df-slts 27916 df-cuts 27918 df-0s 27965 df-1s 27966 df-made 27985 df-old 27986 df-left 27988 df-right 27989 df-norec2 28107 df-adds 28118 df-n0s 28472 |
| This theorem is referenced by: nnssno 28480 n0no 28481 n0fincut 28513 bdayn0sf1o 28528 n0expscl 28590 |
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