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Mirrors > Home > MPE Home > Th. List > mdegpropd | Structured version Visualization version GIF version |
Description: Property deduction for polynomial degree. (Contributed by Stefan O'Rear, 28-Mar-2015.) (Proof shortened by AV, 27-Jul-2019.) |
Ref | Expression |
---|---|
mdegpropd.b1 | ⊢ (𝜑 → 𝐵 = (Base‘𝑅)) |
mdegpropd.b2 | ⊢ (𝜑 → 𝐵 = (Base‘𝑆)) |
mdegpropd.p | ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵)) → (𝑥(+g‘𝑅)𝑦) = (𝑥(+g‘𝑆)𝑦)) |
Ref | Expression |
---|---|
mdegpropd | ⊢ (𝜑 → (𝐼 mDeg 𝑅) = (𝐼 mDeg 𝑆)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mdegpropd.b1 | . . . 4 ⊢ (𝜑 → 𝐵 = (Base‘𝑅)) | |
2 | mdegpropd.b2 | . . . 4 ⊢ (𝜑 → 𝐵 = (Base‘𝑆)) | |
3 | mdegpropd.p | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵)) → (𝑥(+g‘𝑅)𝑦) = (𝑥(+g‘𝑆)𝑦)) | |
4 | 1, 2, 3 | mplbaspropd 22179 | . . 3 ⊢ (𝜑 → (Base‘(𝐼 mPoly 𝑅)) = (Base‘(𝐼 mPoly 𝑆))) |
5 | 1, 2, 3 | grpidpropd 18625 | . . . . . 6 ⊢ (𝜑 → (0g‘𝑅) = (0g‘𝑆)) |
6 | 5 | oveq2d 7435 | . . . . 5 ⊢ (𝜑 → (𝑐 supp (0g‘𝑅)) = (𝑐 supp (0g‘𝑆))) |
7 | 6 | imaeq2d 6064 | . . . 4 ⊢ (𝜑 → ((𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) “ (𝑐 supp (0g‘𝑅))) = ((𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) “ (𝑐 supp (0g‘𝑆)))) |
8 | 7 | supeq1d 9471 | . . 3 ⊢ (𝜑 → sup(((𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) “ (𝑐 supp (0g‘𝑅))), ℝ*, < ) = sup(((𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) “ (𝑐 supp (0g‘𝑆))), ℝ*, < )) |
9 | 4, 8 | mpteq12dv 5240 | . 2 ⊢ (𝜑 → (𝑐 ∈ (Base‘(𝐼 mPoly 𝑅)) ↦ sup(((𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) “ (𝑐 supp (0g‘𝑅))), ℝ*, < )) = (𝑐 ∈ (Base‘(𝐼 mPoly 𝑆)) ↦ sup(((𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) “ (𝑐 supp (0g‘𝑆))), ℝ*, < ))) |
10 | eqid 2725 | . . 3 ⊢ (𝐼 mDeg 𝑅) = (𝐼 mDeg 𝑅) | |
11 | eqid 2725 | . . 3 ⊢ (𝐼 mPoly 𝑅) = (𝐼 mPoly 𝑅) | |
12 | eqid 2725 | . . 3 ⊢ (Base‘(𝐼 mPoly 𝑅)) = (Base‘(𝐼 mPoly 𝑅)) | |
13 | eqid 2725 | . . 3 ⊢ (0g‘𝑅) = (0g‘𝑅) | |
14 | eqid 2725 | . . 3 ⊢ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} = {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} | |
15 | eqid 2725 | . . 3 ⊢ (𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) = (𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) | |
16 | 10, 11, 12, 13, 14, 15 | mdegfval 26042 | . 2 ⊢ (𝐼 mDeg 𝑅) = (𝑐 ∈ (Base‘(𝐼 mPoly 𝑅)) ↦ sup(((𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) “ (𝑐 supp (0g‘𝑅))), ℝ*, < )) |
17 | eqid 2725 | . . 3 ⊢ (𝐼 mDeg 𝑆) = (𝐼 mDeg 𝑆) | |
18 | eqid 2725 | . . 3 ⊢ (𝐼 mPoly 𝑆) = (𝐼 mPoly 𝑆) | |
19 | eqid 2725 | . . 3 ⊢ (Base‘(𝐼 mPoly 𝑆)) = (Base‘(𝐼 mPoly 𝑆)) | |
20 | eqid 2725 | . . 3 ⊢ (0g‘𝑆) = (0g‘𝑆) | |
21 | 17, 18, 19, 20, 14, 15 | mdegfval 26042 | . 2 ⊢ (𝐼 mDeg 𝑆) = (𝑐 ∈ (Base‘(𝐼 mPoly 𝑆)) ↦ sup(((𝑏 ∈ {𝑎 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑎 “ ℕ) ∈ Fin} ↦ (ℂfld Σg 𝑏)) “ (𝑐 supp (0g‘𝑆))), ℝ*, < )) |
22 | 9, 16, 21 | 3eqtr4g 2790 | 1 ⊢ (𝜑 → (𝐼 mDeg 𝑅) = (𝐼 mDeg 𝑆)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 394 = wceq 1533 ∈ wcel 2098 {crab 3418 ↦ cmpt 5232 ◡ccnv 5677 “ cima 5681 ‘cfv 6549 (class class class)co 7419 supp csupp 8165 ↑m cmap 8845 Fincfn 8964 supcsup 9465 ℝ*cxr 11279 < clt 11280 ℕcn 12245 ℕ0cn0 12505 Basecbs 17183 +gcplusg 17236 0gc0g 17424 Σg cgsu 17425 ℂfldccnfld 21296 mPoly cmpl 21856 mDeg cmdg 26030 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-10 2129 ax-11 2146 ax-12 2166 ax-ext 2696 ax-rep 5286 ax-sep 5300 ax-nul 5307 ax-pow 5365 ax-pr 5429 ax-un 7741 ax-cnex 11196 ax-resscn 11197 ax-1cn 11198 ax-icn 11199 ax-addcl 11200 ax-addrcl 11201 ax-mulcl 11202 ax-mulrcl 11203 ax-mulcom 11204 ax-addass 11205 ax-mulass 11206 ax-distr 11207 ax-i2m1 11208 ax-1ne0 11209 ax-1rid 11210 ax-rnegex 11211 ax-rrecex 11212 ax-cnre 11213 ax-pre-lttri 11214 ax-pre-lttrn 11215 ax-pre-ltadd 11216 ax-pre-mulgt0 11217 |
This theorem depends on definitions: df-bi 206 df-an 395 df-or 846 df-3or 1085 df-3an 1086 df-tru 1536 df-fal 1546 df-ex 1774 df-nf 1778 df-sb 2060 df-mo 2528 df-eu 2557 df-clab 2703 df-cleq 2717 df-clel 2802 df-nfc 2877 df-ne 2930 df-nel 3036 df-ral 3051 df-rex 3060 df-reu 3364 df-rab 3419 df-v 3463 df-sbc 3774 df-csb 3890 df-dif 3947 df-un 3949 df-in 3951 df-ss 3961 df-pss 3964 df-nul 4323 df-if 4531 df-pw 4606 df-sn 4631 df-pr 4633 df-tp 4635 df-op 4637 df-uni 4910 df-iun 4999 df-br 5150 df-opab 5212 df-mpt 5233 df-tr 5267 df-id 5576 df-eprel 5582 df-po 5590 df-so 5591 df-fr 5633 df-we 5635 df-xp 5684 df-rel 5685 df-cnv 5686 df-co 5687 df-dm 5688 df-rn 5689 df-res 5690 df-ima 5691 df-pred 6307 df-ord 6374 df-on 6375 df-lim 6376 df-suc 6377 df-iota 6501 df-fun 6551 df-fn 6552 df-f 6553 df-f1 6554 df-fo 6555 df-f1o 6556 df-fv 6557 df-riota 7375 df-ov 7422 df-oprab 7423 df-mpo 7424 df-of 7685 df-om 7872 df-1st 7994 df-2nd 7995 df-supp 8166 df-frecs 8287 df-wrecs 8318 df-recs 8392 df-rdg 8431 df-1o 8487 df-er 8725 df-map 8847 df-en 8965 df-dom 8966 df-sdom 8967 df-fin 8968 df-fsupp 9388 df-sup 9467 df-pnf 11282 df-mnf 11283 df-xr 11284 df-ltxr 11285 df-le 11286 df-sub 11478 df-neg 11479 df-nn 12246 df-2 12308 df-3 12309 df-4 12310 df-5 12311 df-6 12312 df-7 12313 df-8 12314 df-9 12315 df-n0 12506 df-z 12592 df-uz 12856 df-fz 13520 df-struct 17119 df-sets 17136 df-slot 17154 df-ndx 17166 df-base 17184 df-ress 17213 df-plusg 17249 df-mulr 17250 df-sca 17252 df-vsca 17253 df-tset 17255 df-0g 17426 df-psr 21859 df-mpl 21861 df-mdeg 26032 |
This theorem is referenced by: deg1propd 26066 |
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