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| Mirrors > Home > ILE Home > Th. List > fnmpl | GIF version | ||
| Description: mPoly has universal domain. (Contributed by Jim Kingdon, 5-Nov-2025.) |
| Ref | Expression |
|---|---|
| fnmpl | ⊢ mPoly Fn (V × V) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-mplcoe 14671 | . 2 ⊢ mPoly = (𝑖 ∈ V, 𝑟 ∈ V ↦ ⦋(𝑖 mPwSer 𝑟) / 𝑤⦌(𝑤 ↾s {𝑓 ∈ (Base‘𝑤) ∣ ∃𝑎 ∈ (ℕ0 ↑𝑚 𝑖)∀𝑏 ∈ (ℕ0 ↑𝑚 𝑖)(∀𝑘 ∈ 𝑖 (𝑎‘𝑘) < (𝑏‘𝑘) → (𝑓‘𝑏) = (0g‘𝑟))})) | |
| 2 | fnpsr 14674 | . . . 4 ⊢ mPwSer Fn (V × V) | |
| 3 | vex 2803 | . . . 4 ⊢ 𝑖 ∈ V | |
| 4 | vex 2803 | . . . 4 ⊢ 𝑟 ∈ V | |
| 5 | fnovex 6046 | . . . 4 ⊢ (( mPwSer Fn (V × V) ∧ 𝑖 ∈ V ∧ 𝑟 ∈ V) → (𝑖 mPwSer 𝑟) ∈ V) | |
| 6 | 2, 3, 4, 5 | mp3an 1371 | . . 3 ⊢ (𝑖 mPwSer 𝑟) ∈ V |
| 7 | vex 2803 | . . . 4 ⊢ 𝑤 ∈ V | |
| 8 | basfn 13134 | . . . . . 6 ⊢ Base Fn V | |
| 9 | funfvex 5652 | . . . . . . 7 ⊢ ((Fun Base ∧ 𝑤 ∈ dom Base) → (Base‘𝑤) ∈ V) | |
| 10 | 9 | funfni 5429 | . . . . . 6 ⊢ ((Base Fn V ∧ 𝑤 ∈ V) → (Base‘𝑤) ∈ V) |
| 11 | 8, 7, 10 | mp2an 426 | . . . . 5 ⊢ (Base‘𝑤) ∈ V |
| 12 | 11 | rabex 4232 | . . . 4 ⊢ {𝑓 ∈ (Base‘𝑤) ∣ ∃𝑎 ∈ (ℕ0 ↑𝑚 𝑖)∀𝑏 ∈ (ℕ0 ↑𝑚 𝑖)(∀𝑘 ∈ 𝑖 (𝑎‘𝑘) < (𝑏‘𝑘) → (𝑓‘𝑏) = (0g‘𝑟))} ∈ V |
| 13 | ressex 13141 | . . . 4 ⊢ ((𝑤 ∈ V ∧ {𝑓 ∈ (Base‘𝑤) ∣ ∃𝑎 ∈ (ℕ0 ↑𝑚 𝑖)∀𝑏 ∈ (ℕ0 ↑𝑚 𝑖)(∀𝑘 ∈ 𝑖 (𝑎‘𝑘) < (𝑏‘𝑘) → (𝑓‘𝑏) = (0g‘𝑟))} ∈ V) → (𝑤 ↾s {𝑓 ∈ (Base‘𝑤) ∣ ∃𝑎 ∈ (ℕ0 ↑𝑚 𝑖)∀𝑏 ∈ (ℕ0 ↑𝑚 𝑖)(∀𝑘 ∈ 𝑖 (𝑎‘𝑘) < (𝑏‘𝑘) → (𝑓‘𝑏) = (0g‘𝑟))}) ∈ V) | |
| 14 | 7, 12, 13 | mp2an 426 | . . 3 ⊢ (𝑤 ↾s {𝑓 ∈ (Base‘𝑤) ∣ ∃𝑎 ∈ (ℕ0 ↑𝑚 𝑖)∀𝑏 ∈ (ℕ0 ↑𝑚 𝑖)(∀𝑘 ∈ 𝑖 (𝑎‘𝑘) < (𝑏‘𝑘) → (𝑓‘𝑏) = (0g‘𝑟))}) ∈ V |
| 15 | 6, 14 | csbexa 4216 | . 2 ⊢ ⦋(𝑖 mPwSer 𝑟) / 𝑤⦌(𝑤 ↾s {𝑓 ∈ (Base‘𝑤) ∣ ∃𝑎 ∈ (ℕ0 ↑𝑚 𝑖)∀𝑏 ∈ (ℕ0 ↑𝑚 𝑖)(∀𝑘 ∈ 𝑖 (𝑎‘𝑘) < (𝑏‘𝑘) → (𝑓‘𝑏) = (0g‘𝑟))}) ∈ V |
| 16 | 1, 15 | fnmpoi 6363 | 1 ⊢ mPoly Fn (V × V) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1395 ∈ wcel 2200 ∀wral 2508 ∃wrex 2509 {crab 2512 Vcvv 2800 ⦋csb 3125 class class class wbr 4086 × cxp 4721 Fn wfn 5319 ‘cfv 5324 (class class class)co 6013 ↑𝑚 cmap 6812 < clt 8207 ℕ0cn0 9395 Basecbs 13075 ↾s cress 13076 0gc0g 13332 mPwSer cmps 14668 mPoly cmpl 14669 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-coll 4202 ax-sep 4205 ax-pow 4262 ax-pr 4297 ax-un 4528 ax-setind 4633 ax-cnex 8116 ax-resscn 8117 ax-1cn 8118 ax-1re 8119 ax-icn 8120 ax-addcl 8121 ax-addrcl 8122 ax-mulcl 8123 ax-i2m1 8130 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-fal 1401 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ne 2401 df-ral 2513 df-rex 2514 df-reu 2515 df-rab 2517 df-v 2802 df-sbc 3030 df-csb 3126 df-dif 3200 df-un 3202 df-in 3204 df-ss 3211 df-pw 3652 df-sn 3673 df-pr 3674 df-tp 3675 df-op 3676 df-uni 3892 df-int 3927 df-iun 3970 df-br 4087 df-opab 4149 df-mpt 4150 df-id 4388 df-xp 4729 df-rel 4730 df-cnv 4731 df-co 4732 df-dm 4733 df-rn 4734 df-res 4735 df-ima 4736 df-iota 5284 df-fun 5326 df-fn 5327 df-f 5328 df-f1 5329 df-fo 5330 df-f1o 5331 df-fv 5332 df-ov 6016 df-oprab 6017 df-mpo 6018 df-of 6230 df-1st 6298 df-2nd 6299 df-map 6814 df-ixp 6863 df-inn 9137 df-2 9195 df-3 9196 df-4 9197 df-5 9198 df-6 9199 df-7 9200 df-8 9201 df-9 9202 df-n0 9396 df-ndx 13078 df-slot 13079 df-base 13081 df-sets 13082 df-iress 13083 df-plusg 13166 df-mulr 13167 df-sca 13169 df-vsca 13170 df-tset 13172 df-rest 13317 df-topn 13318 df-topgen 13336 df-pt 13337 df-psr 14670 df-mplcoe 14671 |
| This theorem is referenced by: mplrcl 14701 mplbasss 14703 mplplusgg 14710 mpladd 14711 |
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