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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 14541 | . 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 14544 | . . . 4 ⊢ mPwSer Fn (V × V) | |
| 3 | vex 2779 | . . . 4 ⊢ 𝑖 ∈ V | |
| 4 | vex 2779 | . . . 4 ⊢ 𝑟 ∈ V | |
| 5 | fnovex 6000 | . . . 4 ⊢ (( mPwSer Fn (V × V) ∧ 𝑖 ∈ V ∧ 𝑟 ∈ V) → (𝑖 mPwSer 𝑟) ∈ V) | |
| 6 | 2, 3, 4, 5 | mp3an 1350 | . . 3 ⊢ (𝑖 mPwSer 𝑟) ∈ V |
| 7 | vex 2779 | . . . 4 ⊢ 𝑤 ∈ V | |
| 8 | basfn 13005 | . . . . . 6 ⊢ Base Fn V | |
| 9 | funfvex 5616 | . . . . . . 7 ⊢ ((Fun Base ∧ 𝑤 ∈ dom Base) → (Base‘𝑤) ∈ V) | |
| 10 | 9 | funfni 5395 | . . . . . 6 ⊢ ((Base Fn V ∧ 𝑤 ∈ V) → (Base‘𝑤) ∈ V) |
| 11 | 8, 7, 10 | mp2an 426 | . . . . 5 ⊢ (Base‘𝑤) ∈ V |
| 12 | 11 | rabex 4204 | . . . 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 13012 | . . . 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 4189 | . 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 6312 | 1 ⊢ mPoly Fn (V × V) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1373 ∈ wcel 2178 ∀wral 2486 ∃wrex 2487 {crab 2490 Vcvv 2776 ⦋csb 3101 class class class wbr 4059 × cxp 4691 Fn wfn 5285 ‘cfv 5290 (class class class)co 5967 ↑𝑚 cmap 6758 < clt 8142 ℕ0cn0 9330 Basecbs 12947 ↾s cress 12948 0gc0g 13203 mPwSer cmps 14538 mPoly cmpl 14539 |
| 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 615 ax-in2 616 ax-io 711 ax-5 1471 ax-7 1472 ax-gen 1473 ax-ie1 1517 ax-ie2 1518 ax-8 1528 ax-10 1529 ax-11 1530 ax-i12 1531 ax-bndl 1533 ax-4 1534 ax-17 1550 ax-i9 1554 ax-ial 1558 ax-i5r 1559 ax-13 2180 ax-14 2181 ax-ext 2189 ax-coll 4175 ax-sep 4178 ax-pow 4234 ax-pr 4269 ax-un 4498 ax-setind 4603 ax-cnex 8051 ax-resscn 8052 ax-1cn 8053 ax-1re 8054 ax-icn 8055 ax-addcl 8056 ax-addrcl 8057 ax-mulcl 8058 ax-i2m1 8065 |
| This theorem depends on definitions: df-bi 117 df-3an 983 df-tru 1376 df-fal 1379 df-nf 1485 df-sb 1787 df-eu 2058 df-mo 2059 df-clab 2194 df-cleq 2200 df-clel 2203 df-nfc 2339 df-ne 2379 df-ral 2491 df-rex 2492 df-reu 2493 df-rab 2495 df-v 2778 df-sbc 3006 df-csb 3102 df-dif 3176 df-un 3178 df-in 3180 df-ss 3187 df-pw 3628 df-sn 3649 df-pr 3650 df-tp 3651 df-op 3652 df-uni 3865 df-int 3900 df-iun 3943 df-br 4060 df-opab 4122 df-mpt 4123 df-id 4358 df-xp 4699 df-rel 4700 df-cnv 4701 df-co 4702 df-dm 4703 df-rn 4704 df-res 4705 df-ima 4706 df-iota 5251 df-fun 5292 df-fn 5293 df-f 5294 df-f1 5295 df-fo 5296 df-f1o 5297 df-fv 5298 df-ov 5970 df-oprab 5971 df-mpo 5972 df-of 6181 df-1st 6249 df-2nd 6250 df-map 6760 df-ixp 6809 df-inn 9072 df-2 9130 df-3 9131 df-4 9132 df-5 9133 df-6 9134 df-7 9135 df-8 9136 df-9 9137 df-n0 9331 df-ndx 12950 df-slot 12951 df-base 12953 df-sets 12954 df-iress 12955 df-plusg 13037 df-mulr 13038 df-sca 13040 df-vsca 13041 df-tset 13043 df-rest 13188 df-topn 13189 df-topgen 13207 df-pt 13208 df-psr 14540 df-mplcoe 14541 |
| This theorem is referenced by: mplrcl 14571 mplbasss 14573 mplplusgg 14580 mpladd 14581 |
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