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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 14833 | . . 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 2302 | . 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 5668 | . . . . . 6 ⊢ (𝑓 = 𝑋 → (𝑓‘𝑏) = (𝑋‘𝑏)) | |
| 9 | 8 | eqeq1d 2241 | . . . . 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 2568 | . . 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 2972 | . 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 |
| Syntax hints: → wi 4 ∧ wa 104 ↔ wb 105 = wceq 1398 ∈ wcel 2203 ∀wral 2520 ∃wrex 2521 {crab 2524 class class class wbr 4108 ‘cfv 5351 (class class class)co 6049 ↑𝑚 cmap 6881 < clt 8304 ℕ0cn0 9492 Basecbs 13201 0gc0g 13458 mPwSer cmps 14796 mPoly cmpl 14797 |
| 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 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2205 ax-14 2206 ax-ext 2214 ax-coll 4224 ax-sep 4227 ax-pow 4286 ax-pr 4321 ax-un 4553 ax-setind 4658 ax-cnex 8214 ax-resscn 8215 ax-1cn 8216 ax-1re 8217 ax-icn 8218 ax-addcl 8219 ax-addrcl 8220 ax-mulcl 8221 ax-i2m1 8228 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2083 df-mo 2084 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ne 2413 df-ral 2525 df-rex 2526 df-reu 2527 df-rab 2529 df-v 2814 df-sbc 3042 df-csb 3138 df-dif 3212 df-un 3214 df-in 3216 df-ss 3223 df-nul 3508 df-pw 3670 df-sn 3694 df-pr 3695 df-tp 3696 df-op 3697 df-uni 3914 df-int 3949 df-iun 3992 df-br 4109 df-opab 4171 df-mpt 4172 df-id 4413 df-xp 4754 df-rel 4755 df-cnv 4756 df-co 4757 df-dm 4758 df-rn 4759 df-res 4760 df-ima 4761 df-iota 5311 df-fun 5353 df-fn 5354 df-f 5355 df-f1 5356 df-fo 5357 df-f1o 5358 df-fv 5359 df-ov 6052 df-oprab 6053 df-mpo 6054 df-of 6265 df-1st 6333 df-2nd 6334 df-map 6883 df-ixp 6933 df-inn 9234 df-2 9292 df-3 9293 df-4 9294 df-5 9295 df-6 9296 df-7 9297 df-8 9298 df-9 9299 df-n0 9493 df-ndx 13204 df-slot 13205 df-base 13207 df-sets 13208 df-iress 13209 df-plusg 13292 df-mulr 13293 df-sca 13295 df-vsca 13296 df-tset 13298 df-rest 13443 df-topn 13444 df-topgen 13462 df-pt 13463 df-psr 14798 df-mplcoe 14799 |
| This theorem is referenced by: mplsubgfilemm 14840 mplsubgfilemcl 14841 mplsubgfileminv 14842 |
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