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| Mirrors > Home > ILE Home > Th. List > mplelbascoe | GIF version | ||
| Description: Property of being a polynomial. (Contributed by Mario Carneiro, 7-Jan-2015.) (Revised by Mario Carneiro, 2-Oct-2015.) (Revised by AV, 25-Jun-2019.) (Revised by Jim Kingdon, 4-Nov-2025.) |
| Ref | Expression |
|---|---|
| mplval.p | ⊢ 𝑃 = (𝐼 mPoly 𝑅) |
| mplval.s | ⊢ 𝑆 = (𝐼 mPwSer 𝑅) |
| mplval.b | ⊢ 𝐵 = (Base‘𝑆) |
| mplval.z | ⊢ 0 = (0g‘𝑅) |
| mplbas.u | ⊢ 𝑈 = (Base‘𝑃) |
| Ref | Expression |
|---|---|
| mplelbascoe | ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → (𝑋 ∈ 𝑈 ↔ (𝑋 ∈ 𝐵 ∧ ∃𝑎 ∈ (ℕ0 ↑𝑚 𝐼)∀𝑏 ∈ (ℕ0 ↑𝑚 𝐼)(∀𝑘 ∈ 𝐼 (𝑎‘𝑘) < (𝑏‘𝑘) → (𝑋‘𝑏) = 0 )))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mplval.p | . . . 4 ⊢ 𝑃 = (𝐼 mPoly 𝑅) | |
| 2 | mplval.s | . . . 4 ⊢ 𝑆 = (𝐼 mPwSer 𝑅) | |
| 3 | mplval.b | . . . 4 ⊢ 𝐵 = (Base‘𝑆) | |
| 4 | mplval.z | . . . 4 ⊢ 0 = (0g‘𝑅) | |
| 5 | mplbas.u | . . . 4 ⊢ 𝑈 = (Base‘𝑃) | |
| 6 | 1, 2, 3, 4, 5 | mplbascoe 15084 | . . 3 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → 𝑈 = {𝑓 ∈ 𝐵 ∣ ∃𝑎 ∈ (ℕ0 ↑𝑚 𝐼)∀𝑏 ∈ (ℕ0 ↑𝑚 𝐼)(∀𝑘 ∈ 𝐼 (𝑎‘𝑘) < (𝑏‘𝑘) → (𝑓‘𝑏) = 0 )}) |
| 7 | 6 | eleq2d 2308 | . 2 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → (𝑋 ∈ 𝑈 ↔ 𝑋 ∈ {𝑓 ∈ 𝐵 ∣ ∃𝑎 ∈ (ℕ0 ↑𝑚 𝐼)∀𝑏 ∈ (ℕ0 ↑𝑚 𝐼)(∀𝑘 ∈ 𝐼 (𝑎‘𝑘) < (𝑏‘𝑘) → (𝑓‘𝑏) = 0 )})) |
| 8 | fveq1 5694 | . . . . . 6 ⊢ (𝑓 = 𝑋 → (𝑓‘𝑏) = (𝑋‘𝑏)) | |
| 9 | 8 | eqeq1d 2247 | . . . . 5 ⊢ (𝑓 = 𝑋 → ((𝑓‘𝑏) = 0 ↔ (𝑋‘𝑏) = 0 )) |
| 10 | 9 | imbi2d 230 | . . . 4 ⊢ (𝑓 = 𝑋 → ((∀𝑘 ∈ 𝐼 (𝑎‘𝑘) < (𝑏‘𝑘) → (𝑓‘𝑏) = 0 ) ↔ (∀𝑘 ∈ 𝐼 (𝑎‘𝑘) < (𝑏‘𝑘) → (𝑋‘𝑏) = 0 ))) |
| 11 | 10 | rexralbidv 2576 | . . 3 ⊢ (𝑓 = 𝑋 → (∃𝑎 ∈ (ℕ0 ↑𝑚 𝐼)∀𝑏 ∈ (ℕ0 ↑𝑚 𝐼)(∀𝑘 ∈ 𝐼 (𝑎‘𝑘) < (𝑏‘𝑘) → (𝑓‘𝑏) = 0 ) ↔ ∃𝑎 ∈ (ℕ0 ↑𝑚 𝐼)∀𝑏 ∈ (ℕ0 ↑𝑚 𝐼)(∀𝑘 ∈ 𝐼 (𝑎‘𝑘) < (𝑏‘𝑘) → (𝑋‘𝑏) = 0 ))) |
| 12 | 11 | elrab 2982 | . 2 ⊢ (𝑋 ∈ {𝑓 ∈ 𝐵 ∣ ∃𝑎 ∈ (ℕ0 ↑𝑚 𝐼)∀𝑏 ∈ (ℕ0 ↑𝑚 𝐼)(∀𝑘 ∈ 𝐼 (𝑎‘𝑘) < (𝑏‘𝑘) → (𝑓‘𝑏) = 0 )} ↔ (𝑋 ∈ 𝐵 ∧ ∃𝑎 ∈ (ℕ0 ↑𝑚 𝐼)∀𝑏 ∈ (ℕ0 ↑𝑚 𝐼)(∀𝑘 ∈ 𝐼 (𝑎‘𝑘) < (𝑏‘𝑘) → (𝑋‘𝑏) = 0 ))) |
| 13 | 7, 12 | bitrdi 196 | 1 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → (𝑋 ∈ 𝑈 ↔ (𝑋 ∈ 𝐵 ∧ ∃𝑎 ∈ (ℕ0 ↑𝑚 𝐼)∀𝑏 ∈ (ℕ0 ↑𝑚 𝐼)(∀𝑘 ∈ 𝐼 (𝑎‘𝑘) < (𝑏‘𝑘) → (𝑋‘𝑏) = 0 )))) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 104 ↔ wb 105 = wceq 1402 ∈ wcel 2209 ∀wral 2528 ∃wrex 2529 {crab 2532 class class class wbr 4130 ‘cfv 5377 (class class class)co 6085 ↑𝑚 cmap 6922 < clt 8360 ℕ0cn0 9565 Basecbs 13354 0gc0g 13612 mPwSer cmps 15047 mPoly cmpl 15048 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-coll 4246 ax-sep 4249 ax-pow 4311 ax-pr 4346 ax-un 4578 ax-setind 4684 ax-cnex 8270 ax-resscn 8271 ax-1cn 8272 ax-1re 8273 ax-icn 8274 ax-addcl 8275 ax-addrcl 8276 ax-mulcl 8277 ax-i2m1 8284 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-ral 2533 df-rex 2534 df-reu 2535 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-pw 3690 df-sn 3715 df-pr 3716 df-tp 3717 df-op 3718 df-uni 3936 df-int 3971 df-iun 4014 df-br 4131 df-opab 4193 df-mpt 4194 df-id 4438 df-xp 4780 df-rel 4781 df-cnv 4782 df-co 4783 df-dm 4784 df-rn 4785 df-res 4786 df-ima 4787 df-iota 5337 df-fun 5379 df-fn 5380 df-f 5381 df-f1 5382 df-fo 5383 df-f1o 5384 df-fv 5385 df-ov 6088 df-oprab 6089 df-mpo 6090 df-of 6302 df-1st 6374 df-2nd 6375 df-map 6924 df-ixp 6981 df-inn 9306 df-2 9364 df-3 9365 df-4 9366 df-5 9367 df-6 9368 df-7 9369 df-8 9370 df-9 9371 df-n0 9566 df-ndx 13357 df-slot 13358 df-base 13360 df-sets 13361 df-iress 13362 df-plusg 13446 df-mulr 13447 df-sca 13449 df-vsca 13450 df-tset 13452 df-rest 13597 df-topn 13598 df-topgen 13616 df-pt 13617 df-psr 15049 df-mplcoe 15050 |
| This theorem is used by: mplsubgfilemm 15091 mplsubgfilemcl 15092 mplsubgfileminv 15093 |
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