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| Mirrors > Home > MPE Home > Th. List > newf | Structured version Visualization version GIF version | ||
| Description: The new function is a function from ordinals to sets of surreals. (Contributed by Scott Fenton, 6-Aug-2024.) |
| Ref | Expression |
|---|---|
| newf | ⊢ N :On⟶𝒫 No |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-new 27843 | . 2 ⊢ N = (𝑥 ∈ On ↦ (( M ‘𝑥) ∖ ( O ‘𝑥))) | |
| 2 | madef 27850 | . . . . . 6 ⊢ M :On⟶𝒫 No | |
| 3 | 2 | ffvelcdmi 7028 | . . . . 5 ⊢ (𝑥 ∈ On → ( M ‘𝑥) ∈ 𝒫 No ) |
| 4 | 3 | elpwid 4541 | . . . 4 ⊢ (𝑥 ∈ On → ( M ‘𝑥) ⊆ No ) |
| 5 | 4 | ssdifssd 4080 | . . 3 ⊢ (𝑥 ∈ On → (( M ‘𝑥) ∖ ( O ‘𝑥)) ⊆ No ) |
| 6 | fvex 6844 | . . . . 5 ⊢ ( M ‘𝑥) ∈ V | |
| 7 | 6 | difexi 5261 | . . . 4 ⊢ (( M ‘𝑥) ∖ ( O ‘𝑥)) ∈ V |
| 8 | 7 | elpw 4536 | . . 3 ⊢ ((( M ‘𝑥) ∖ ( O ‘𝑥)) ∈ 𝒫 No ↔ (( M ‘𝑥) ∖ ( O ‘𝑥)) ⊆ No ) |
| 9 | 5, 8 | sylibr 236 | . 2 ⊢ (𝑥 ∈ On → (( M ‘𝑥) ∖ ( O ‘𝑥)) ∈ 𝒫 No ) |
| 10 | 1, 9 | fmpti 7057 | 1 ⊢ N :On⟶𝒫 No |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2121 ∖ cdif 3882 ⊆ wss 3885 𝒫 cpw 4532 Oncon0 6314 ⟶wf 6485 ‘cfv 6489 No csur 27625 M cmade 27836 O cold 27837 N cnew 27838 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1975 ax-7 2016 ax-8 2123 ax-9 2131 ax-10 2154 ax-11 2170 ax-12 2191 ax-ext 2713 ax-rep 5202 ax-sep 5221 ax-nul 5231 ax-pow 5297 ax-pr 5365 ax-un 7682 |
| This theorem depends on definitions: df-bi 209 df-an 398 df-or 855 df-3or 1094 df-3an 1095 df-tru 1551 df-fal 1561 df-ex 1788 df-nf 1792 df-sb 2075 df-mo 2545 df-eu 2575 df-clab 2720 df-cleq 2733 df-clel 2816 df-nfc 2890 df-ne 2937 df-ral 3056 df-rex 3066 df-rmo 3346 df-reu 3347 df-rab 3394 df-v 3435 df-sbc 3726 df-csb 3834 df-dif 3888 df-un 3890 df-in 3892 df-ss 3902 df-pss 3905 df-nul 4265 df-if 4458 df-pw 4534 df-sn 4559 df-pr 4561 df-tp 4563 df-op 4565 df-uni 4842 df-int 4881 df-iun 4926 df-br 5076 df-opab 5138 df-mpt 5157 df-tr 5183 df-id 5516 df-eprel 5521 df-po 5529 df-so 5530 df-fr 5574 df-we 5576 df-xp 5627 df-rel 5628 df-cnv 5629 df-co 5630 df-dm 5631 df-rn 5632 df-res 5633 df-ima 5634 df-pred 6256 df-ord 6317 df-on 6318 df-suc 6320 df-iota 6445 df-fun 6491 df-fn 6492 df-f 6493 df-f1 6494 df-fo 6495 df-f1o 6496 df-fv 6497 df-riota 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-2nd 7936 df-frecs 8225 df-wrecs 8256 df-recs 8305 df-1o 8399 df-2o 8400 df-no 27628 df-lts 27629 df-bday 27630 df-slts 27772 df-cuts 27774 df-made 27841 df-new 27843 |
| This theorem is referenced by: newssno 27856 newbdayim 27917 |
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