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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 14681 | . 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 14684 | . . . 4 ⊢ mPwSer Fn (V × V) | |
| 3 | vex 2805 | . . . 4 ⊢ 𝑖 ∈ V | |
| 4 | vex 2805 | . . . 4 ⊢ 𝑟 ∈ V | |
| 5 | fnovex 6051 | . . . 4 ⊢ (( mPwSer Fn (V × V) ∧ 𝑖 ∈ V ∧ 𝑟 ∈ V) → (𝑖 mPwSer 𝑟) ∈ V) | |
| 6 | 2, 3, 4, 5 | mp3an 1373 | . . 3 ⊢ (𝑖 mPwSer 𝑟) ∈ V |
| 7 | vex 2805 | . . . 4 ⊢ 𝑤 ∈ V | |
| 8 | basfn 13143 | . . . . . 6 ⊢ Base Fn V | |
| 9 | funfvex 5656 | . . . . . . 7 ⊢ ((Fun Base ∧ 𝑤 ∈ dom Base) → (Base‘𝑤) ∈ V) | |
| 10 | 9 | funfni 5432 | . . . . . 6 ⊢ ((Base Fn V ∧ 𝑤 ∈ V) → (Base‘𝑤) ∈ V) |
| 11 | 8, 7, 10 | mp2an 426 | . . . . 5 ⊢ (Base‘𝑤) ∈ V |
| 12 | 11 | rabex 4234 | . . . 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 13150 | . . . 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 4218 | . 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 6368 | 1 ⊢ mPoly Fn (V × V) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1397 ∈ wcel 2202 ∀wral 2510 ∃wrex 2511 {crab 2514 Vcvv 2802 ⦋csb 3127 class class class wbr 4088 × cxp 4723 Fn wfn 5321 ‘cfv 5326 (class class class)co 6018 ↑𝑚 cmap 6817 < clt 8214 ℕ0cn0 9402 Basecbs 13084 ↾s cress 13085 0gc0g 13341 mPwSer cmps 14678 mPoly cmpl 14679 |
| 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 619 ax-in2 620 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-coll 4204 ax-sep 4207 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-cnex 8123 ax-resscn 8124 ax-1cn 8125 ax-1re 8126 ax-icn 8127 ax-addcl 8128 ax-addrcl 8129 ax-mulcl 8130 ax-i2m1 8137 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-ral 2515 df-rex 2516 df-reu 2517 df-rab 2519 df-v 2804 df-sbc 3032 df-csb 3128 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-pw 3654 df-sn 3675 df-pr 3676 df-tp 3677 df-op 3678 df-uni 3894 df-int 3929 df-iun 3972 df-br 4089 df-opab 4151 df-mpt 4152 df-id 4390 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-res 4737 df-ima 4738 df-iota 5286 df-fun 5328 df-fn 5329 df-f 5330 df-f1 5331 df-fo 5332 df-f1o 5333 df-fv 5334 df-ov 6021 df-oprab 6022 df-mpo 6023 df-of 6235 df-1st 6303 df-2nd 6304 df-map 6819 df-ixp 6868 df-inn 9144 df-2 9202 df-3 9203 df-4 9204 df-5 9205 df-6 9206 df-7 9207 df-8 9208 df-9 9209 df-n0 9403 df-ndx 13087 df-slot 13088 df-base 13090 df-sets 13091 df-iress 13092 df-plusg 13175 df-mulr 13176 df-sca 13178 df-vsca 13179 df-tset 13181 df-rest 13326 df-topn 13327 df-topgen 13345 df-pt 13346 df-psr 14680 df-mplcoe 14681 |
| This theorem is referenced by: mplrcl 14711 mplbasss 14713 mplplusgg 14720 mpladd 14721 |
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