| Mathbox for Thierry Arnoux |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > minplymindeg | Structured version Visualization version GIF version | ||
| Description: The minimal polynomial of 𝐴 is minimal among the nonzero annihilators of 𝐴 with regard to degree. (Contributed by Thierry Arnoux, 22-Jun-2025.) |
| Ref | Expression |
|---|---|
| ply1annig1p.o | ⊢ 𝑂 = (𝐸 evalSub1 𝐹) |
| ply1annig1p.p | ⊢ 𝑃 = (Poly1‘(𝐸 ↾s 𝐹)) |
| ply1annig1p.b | ⊢ 𝐵 = (Base‘𝐸) |
| ply1annig1p.e | ⊢ (𝜑 → 𝐸 ∈ Field) |
| ply1annig1p.f | ⊢ (𝜑 → 𝐹 ∈ (SubDRing‘𝐸)) |
| ply1annig1p.a | ⊢ (𝜑 → 𝐴 ∈ 𝐵) |
| minplymindeg.0 | ⊢ 0 = (0g‘𝐸) |
| minplymindeg.m | ⊢ 𝑀 = (𝐸 minPoly 𝐹) |
| minplymindeg.d | ⊢ 𝐷 = (deg1‘(𝐸 ↾s 𝐹)) |
| minplymindeg.z | ⊢ 𝑍 = (0g‘𝑃) |
| minplymindeg.u | ⊢ 𝑈 = (Base‘𝑃) |
| minplymindeg.1 | ⊢ (𝜑 → ((𝑂‘𝐻)‘𝐴) = 0 ) |
| minplymindeg.h | ⊢ (𝜑 → 𝐻 ∈ 𝑈) |
| minplymindeg.2 | ⊢ (𝜑 → 𝐻 ≠ 𝑍) |
| Ref | Expression |
|---|---|
| minplymindeg | ⊢ (𝜑 → (𝐷‘(𝑀‘𝐴)) ≤ (𝐷‘𝐻)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ply1annig1p.o | . . . 4 ⊢ 𝑂 = (𝐸 evalSub1 𝐹) | |
| 2 | ply1annig1p.p | . . . 4 ⊢ 𝑃 = (Poly1‘(𝐸 ↾s 𝐹)) | |
| 3 | ply1annig1p.b | . . . 4 ⊢ 𝐵 = (Base‘𝐸) | |
| 4 | ply1annig1p.e | . . . 4 ⊢ (𝜑 → 𝐸 ∈ Field) | |
| 5 | ply1annig1p.f | . . . 4 ⊢ (𝜑 → 𝐹 ∈ (SubDRing‘𝐸)) | |
| 6 | ply1annig1p.a | . . . 4 ⊢ (𝜑 → 𝐴 ∈ 𝐵) | |
| 7 | minplymindeg.0 | . . . 4 ⊢ 0 = (0g‘𝐸) | |
| 8 | eqid 2765 | . . . 4 ⊢ {𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = 0 } = {𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = 0 } | |
| 9 | eqid 2765 | . . . 4 ⊢ (RSpan‘𝑃) = (RSpan‘𝑃) | |
| 10 | eqid 2765 | . . . 4 ⊢ (idlGen1p‘(𝐸 ↾s 𝐹)) = (idlGen1p‘(𝐸 ↾s 𝐹)) | |
| 11 | minplymindeg.m | . . . 4 ⊢ 𝑀 = (𝐸 minPoly 𝐹) | |
| 12 | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 | minplyval 34159 | . . 3 ⊢ (𝜑 → (𝑀‘𝐴) = ((idlGen1p‘(𝐸 ↾s 𝐹))‘{𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = 0 })) |
| 13 | 12 | fveq2d 6889 | . 2 ⊢ (𝜑 → (𝐷‘(𝑀‘𝐴)) = (𝐷‘((idlGen1p‘(𝐸 ↾s 𝐹))‘{𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = 0 }))) |
| 14 | minplymindeg.u | . . 3 ⊢ 𝑈 = (Base‘𝑃) | |
| 15 | eqid 2765 | . . . . 5 ⊢ (𝐸 ↾s 𝐹) = (𝐸 ↾s 𝐹) | |
| 16 | 15 | sdrgdrng 20943 | . . . 4 ⊢ (𝐹 ∈ (SubDRing‘𝐸) → (𝐸 ↾s 𝐹) ∈ DivRing) |
| 17 | 5, 16 | syl 18 | . . 3 ⊢ (𝜑 → (𝐸 ↾s 𝐹) ∈ DivRing) |
| 18 | 4 | fldcrngd 20892 | . . . 4 ⊢ (𝜑 → 𝐸 ∈ CRing) |
| 19 | sdrgsubrg 20944 | . . . . 5 ⊢ (𝐹 ∈ (SubDRing‘𝐸) → 𝐹 ∈ (SubRing‘𝐸)) | |
| 20 | 5, 19 | syl 18 | . . . 4 ⊢ (𝜑 → 𝐹 ∈ (SubRing‘𝐸)) |
| 21 | 1, 2, 3, 18, 20, 6, 7, 8 | ply1annidl 34156 | . . 3 ⊢ (𝜑 → {𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = 0 } ∈ (LIdeal‘𝑃)) |
| 22 | minplymindeg.d | . . 3 ⊢ 𝐷 = (deg1‘(𝐸 ↾s 𝐹)) | |
| 23 | minplymindeg.z | . . 3 ⊢ 𝑍 = (0g‘𝑃) | |
| 24 | fveq2 6885 | . . . . . 6 ⊢ (𝑞 = 𝐻 → (𝑂‘𝑞) = (𝑂‘𝐻)) | |
| 25 | 24 | fveq1d 6887 | . . . . 5 ⊢ (𝑞 = 𝐻 → ((𝑂‘𝑞)‘𝐴) = ((𝑂‘𝐻)‘𝐴)) |
| 26 | 25 | eqeq1d 2767 | . . . 4 ⊢ (𝑞 = 𝐻 → (((𝑂‘𝑞)‘𝐴) = 0 ↔ ((𝑂‘𝐻)‘𝐴) = 0 )) |
| 27 | minplymindeg.h | . . . . 5 ⊢ (𝜑 → 𝐻 ∈ 𝑈) | |
| 28 | 1, 2, 14, 18, 20 | evls1dm 33915 | . . . . 5 ⊢ (𝜑 → dom 𝑂 = 𝑈) |
| 29 | 27, 28 | eleqtrrd 2868 | . . . 4 ⊢ (𝜑 → 𝐻 ∈ dom 𝑂) |
| 30 | minplymindeg.1 | . . . 4 ⊢ (𝜑 → ((𝑂‘𝐻)‘𝐴) = 0 ) | |
| 31 | 26, 29, 30 | elrabd 3654 | . . 3 ⊢ (𝜑 → 𝐻 ∈ {𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = 0 }) |
| 32 | minplymindeg.2 | . . 3 ⊢ (𝜑 → 𝐻 ≠ 𝑍) | |
| 33 | 2, 10, 14, 17, 21, 22, 23, 31, 32 | ig1pmindeg 33956 | . 2 ⊢ (𝜑 → (𝐷‘((idlGen1p‘(𝐸 ↾s 𝐹))‘{𝑞 ∈ dom 𝑂 ∣ ((𝑂‘𝑞)‘𝐴) = 0 })) ≤ (𝐷‘𝐻)) |
| 34 | 13, 33 | eqbrtrd 5135 | 1 ⊢ (𝜑 → (𝐷‘(𝑀‘𝐴)) ≤ (𝐷‘𝐻)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2146 ≠ wne 2960 {crab 3418 class class class wbr 5111 dom cdm 5663 ‘cfv 6540 (class class class)co 7419 ≤ cle 11259 Basecbs 17291 ↾s cress 17312 0gc0g 17514 SubRingcsubrg 20718 DivRingcdr 20877 Fieldcfield 20878 SubDRingcsdrg 20939 RSpancrsp 21381 Poly1cpl1 22387 evalSub1 ces1 22523 deg1cdg1 26262 idlGen1pcig1p 26338 minPoly cminply 34153 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-rep 5240 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7742 ax-cnex 11171 ax-resscn 11172 ax-1cn 11173 ax-icn 11174 ax-addcl 11175 ax-addrcl 11176 ax-mulcl 11177 ax-mulrcl 11178 ax-mulcom 11179 ax-addass 11180 ax-mulass 11181 ax-distr 11182 ax-i2m1 11183 ax-1ne0 11184 ax-1rid 11185 ax-rnegex 11186 ax-rrecex 11187 ax-cnre 11188 ax-pre-lttri 11189 ax-pre-lttrn 11190 ax-pre-ltadd 11191 ax-pre-mulgt0 11192 ax-pre-sup 11193 ax-addf 11194 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3067 df-ral 3082 df-rex 3092 df-rmo 3371 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-tp 4596 df-op 4598 df-uni 4875 df-int 4915 df-iun 4960 df-iin 4961 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-se 5617 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-isom 6549 df-riota 7376 df-ov 7422 df-oprab 7423 df-mpo 7424 df-of 7684 df-ofr 7685 df-om 7869 df-1st 7992 df-2nd 7993 df-supp 8163 df-tpos 8228 df-frecs 8284 df-wrecs 8315 df-recs 8364 df-rdg 8403 df-1o 8459 df-2o 8460 df-er 8700 df-map 8832 df-pm 8833 df-ixp 8902 df-en 8950 df-dom 8951 df-sdom 8952 df-fin 8953 df-fsupp 9329 df-sup 9409 df-inf 9410 df-oi 9479 df-card 9941 df-pnf 11260 df-mnf 11261 df-xr 11262 df-ltxr 11263 df-le 11264 df-sub 11458 df-neg 11459 df-nn 12249 df-2 12318 df-3 12319 df-4 12320 df-5 12321 df-6 12322 df-7 12323 df-8 12324 df-9 12325 df-n0 12520 df-z 12607 df-dec 12728 df-uz 12879 df-fz 13552 df-fzo 13700 df-seq 14056 df-hash 14385 df-struct 17229 df-sets 17246 df-slot 17264 df-ndx 17276 df-base 17292 df-ress 17313 df-plusg 17345 df-mulr 17346 df-starv 17347 df-sca 17348 df-vsca 17349 df-ip 17350 df-tset 17351 df-ple 17352 df-ds 17354 df-unif 17355 df-hom 17356 df-cco 17357 df-0g 17516 df-gsum 17517 df-prds 17522 df-pws 17524 df-mre 17660 df-mrc 17661 df-acs 17663 df-mgm 18720 df-sgrp 18809 df-mnd 18825 df-mhm 18878 df-submnd 18879 df-grp 19047 df-minusg 19048 df-sbg 19049 df-mulg 19178 df-subg 19233 df-ghm 19328 df-cntz 19431 df-cmn 19896 df-abl 19897 df-mgp 20261 df-rng 20275 df-ur 20308 df-srg 20313 df-ring 20361 df-cring 20362 df-oppr 20465 df-dvdsr 20485 df-unit 20486 df-invr 20516 df-rhm 20600 df-subrng 20695 df-subrg 20719 df-rlreg 20843 df-drng 20879 df-field 20880 df-sdrg 20940 df-lmod 21033 df-lss 21103 df-lsp 21143 df-sra 21344 df-rgmod 21345 df-lidl 21382 df-cnfld 21573 df-assa 22053 df-asp 22054 df-ascl 22055 df-psr 22109 df-mvr 22110 df-mpl 22111 df-opsr 22113 df-evls 22275 df-evl 22276 df-psr1 22390 df-vr1 22391 df-ply1 22392 df-coe1 22393 df-evls1 22525 df-evl1 22526 df-mdeg 26263 df-deg1 26264 df-mon1 26339 df-uc1p 26340 df-ig1p 26343 df-minply 34154 |
| This theorem is used by: rtelextdg2lem 34180 |
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