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| Mirrors > Home > MPE Home > Th. List > cutscld | Structured version Visualization version GIF version | ||
| Description: Closure law for surreal cuts. (Contributed by Scott Fenton, 23-Aug-2024.) |
| Ref | Expression |
|---|---|
| cutscld.1 | ⊢ (𝜑 → 𝐴 <<s 𝐵) |
| Ref | Expression |
|---|---|
| cutscld | ⊢ (𝜑 → (𝐴 |s 𝐵) ∈ No ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cutscld.1 | . 2 ⊢ (𝜑 → 𝐴 <<s 𝐵) | |
| 2 | cutscl 28004 | . 2 ⊢ (𝐴 <<s 𝐵 → (𝐴 |s 𝐵) ∈ No ) | |
| 3 | 1, 2 | syl 18 | 1 ⊢ (𝜑 → (𝐴 |s 𝐵) ∈ No ) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2146 class class class wbr 5111 (class class class)co 7416 No csur 27833 <<s cslts 27979 |s ccuts 27981 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-rep 5240 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7738 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-ral 3082 df-rex 3092 df-rmo 3371 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-tp 4596 df-op 4598 df-uni 4875 df-int 4915 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-ord 6367 df-on 6368 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7373 df-ov 7419 df-oprab 7420 df-mpo 7421 df-1o 8455 df-2o 8456 df-no 27836 df-lts 27837 df-bday 27838 df-slts 27980 df-cuts 27982 |
| This theorem is used by: eqcuts3 28026 cofcut1 28142 cofcutr 28146 addsuniflem 28223 negsunif 28277 sltmuls1 28369 sltmuls2 28370 mulsuniflem 28371 mulsunif2lem 28391 precsexlem11 28439 precsex 28440 elons2 28480 oncutlt 28486 n0fincut 28577 zcuts 28629 twocut 28645 nohalf 28646 pw2recs 28660 halfcut 28680 pw2cut2 28684 |
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