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Mirrors > Home > MPE Home > Th. List > eqcoe1ply1eq | Structured version Visualization version GIF version |
Description: Two polynomials over the same ring are equal if they have identical coefficients. (Contributed by AV, 7-Oct-2019.) |
Ref | Expression |
---|---|
eqcoe1ply1eq.p | ⊢ 𝑃 = (Poly1‘𝑅) |
eqcoe1ply1eq.b | ⊢ 𝐵 = (Base‘𝑃) |
eqcoe1ply1eq.a | ⊢ 𝐴 = (coe1‘𝐾) |
eqcoe1ply1eq.c | ⊢ 𝐶 = (coe1‘𝐿) |
Ref | Expression |
---|---|
eqcoe1ply1eq | ⊢ ((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) → (∀𝑘 ∈ ℕ0 (𝐴‘𝑘) = (𝐶‘𝑘) → 𝐾 = 𝐿)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fveq2 6663 | . . . . . . . . . . 11 ⊢ (𝑘 = 𝑛 → (𝐴‘𝑘) = (𝐴‘𝑛)) | |
2 | fveq2 6663 | . . . . . . . . . . 11 ⊢ (𝑘 = 𝑛 → (𝐶‘𝑘) = (𝐶‘𝑛)) | |
3 | 1, 2 | eqeq12d 2834 | . . . . . . . . . 10 ⊢ (𝑘 = 𝑛 → ((𝐴‘𝑘) = (𝐶‘𝑘) ↔ (𝐴‘𝑛) = (𝐶‘𝑛))) |
4 | 3 | rspccv 3617 | . . . . . . . . 9 ⊢ (∀𝑘 ∈ ℕ0 (𝐴‘𝑘) = (𝐶‘𝑘) → (𝑛 ∈ ℕ0 → (𝐴‘𝑛) = (𝐶‘𝑛))) |
5 | 4 | adantl 482 | . . . . . . . 8 ⊢ (((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) ∧ ∀𝑘 ∈ ℕ0 (𝐴‘𝑘) = (𝐶‘𝑘)) → (𝑛 ∈ ℕ0 → (𝐴‘𝑛) = (𝐶‘𝑛))) |
6 | 5 | imp 407 | . . . . . . 7 ⊢ ((((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) ∧ ∀𝑘 ∈ ℕ0 (𝐴‘𝑘) = (𝐶‘𝑘)) ∧ 𝑛 ∈ ℕ0) → (𝐴‘𝑛) = (𝐶‘𝑛)) |
7 | eqcoe1ply1eq.a | . . . . . . . 8 ⊢ 𝐴 = (coe1‘𝐾) | |
8 | 7 | fveq1i 6664 | . . . . . . 7 ⊢ (𝐴‘𝑛) = ((coe1‘𝐾)‘𝑛) |
9 | eqcoe1ply1eq.c | . . . . . . . 8 ⊢ 𝐶 = (coe1‘𝐿) | |
10 | 9 | fveq1i 6664 | . . . . . . 7 ⊢ (𝐶‘𝑛) = ((coe1‘𝐿)‘𝑛) |
11 | 6, 8, 10 | 3eqtr3g 2876 | . . . . . 6 ⊢ ((((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) ∧ ∀𝑘 ∈ ℕ0 (𝐴‘𝑘) = (𝐶‘𝑘)) ∧ 𝑛 ∈ ℕ0) → ((coe1‘𝐾)‘𝑛) = ((coe1‘𝐿)‘𝑛)) |
12 | 11 | oveq1d 7160 | . . . . 5 ⊢ ((((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) ∧ ∀𝑘 ∈ ℕ0 (𝐴‘𝑘) = (𝐶‘𝑘)) ∧ 𝑛 ∈ ℕ0) → (((coe1‘𝐾)‘𝑛)( ·𝑠 ‘𝑃)(𝑛(.g‘(mulGrp‘𝑃))(var1‘𝑅))) = (((coe1‘𝐿)‘𝑛)( ·𝑠 ‘𝑃)(𝑛(.g‘(mulGrp‘𝑃))(var1‘𝑅)))) |
13 | 12 | mpteq2dva 5152 | . . . 4 ⊢ (((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) ∧ ∀𝑘 ∈ ℕ0 (𝐴‘𝑘) = (𝐶‘𝑘)) → (𝑛 ∈ ℕ0 ↦ (((coe1‘𝐾)‘𝑛)( ·𝑠 ‘𝑃)(𝑛(.g‘(mulGrp‘𝑃))(var1‘𝑅)))) = (𝑛 ∈ ℕ0 ↦ (((coe1‘𝐿)‘𝑛)( ·𝑠 ‘𝑃)(𝑛(.g‘(mulGrp‘𝑃))(var1‘𝑅))))) |
14 | 13 | oveq2d 7161 | . . 3 ⊢ (((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) ∧ ∀𝑘 ∈ ℕ0 (𝐴‘𝑘) = (𝐶‘𝑘)) → (𝑃 Σg (𝑛 ∈ ℕ0 ↦ (((coe1‘𝐾)‘𝑛)( ·𝑠 ‘𝑃)(𝑛(.g‘(mulGrp‘𝑃))(var1‘𝑅))))) = (𝑃 Σg (𝑛 ∈ ℕ0 ↦ (((coe1‘𝐿)‘𝑛)( ·𝑠 ‘𝑃)(𝑛(.g‘(mulGrp‘𝑃))(var1‘𝑅)))))) |
15 | eqcoe1ply1eq.p | . . . . . . 7 ⊢ 𝑃 = (Poly1‘𝑅) | |
16 | eqid 2818 | . . . . . . 7 ⊢ (var1‘𝑅) = (var1‘𝑅) | |
17 | eqcoe1ply1eq.b | . . . . . . 7 ⊢ 𝐵 = (Base‘𝑃) | |
18 | eqid 2818 | . . . . . . 7 ⊢ ( ·𝑠 ‘𝑃) = ( ·𝑠 ‘𝑃) | |
19 | eqid 2818 | . . . . . . 7 ⊢ (mulGrp‘𝑃) = (mulGrp‘𝑃) | |
20 | eqid 2818 | . . . . . . 7 ⊢ (.g‘(mulGrp‘𝑃)) = (.g‘(mulGrp‘𝑃)) | |
21 | eqid 2818 | . . . . . . 7 ⊢ (coe1‘𝐾) = (coe1‘𝐾) | |
22 | 15, 16, 17, 18, 19, 20, 21 | ply1coe 20392 | . . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵) → 𝐾 = (𝑃 Σg (𝑛 ∈ ℕ0 ↦ (((coe1‘𝐾)‘𝑛)( ·𝑠 ‘𝑃)(𝑛(.g‘(mulGrp‘𝑃))(var1‘𝑅)))))) |
23 | 22 | 3adant3 1124 | . . . . 5 ⊢ ((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) → 𝐾 = (𝑃 Σg (𝑛 ∈ ℕ0 ↦ (((coe1‘𝐾)‘𝑛)( ·𝑠 ‘𝑃)(𝑛(.g‘(mulGrp‘𝑃))(var1‘𝑅)))))) |
24 | eqid 2818 | . . . . . . 7 ⊢ (coe1‘𝐿) = (coe1‘𝐿) | |
25 | 15, 16, 17, 18, 19, 20, 24 | ply1coe 20392 | . . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ 𝐿 ∈ 𝐵) → 𝐿 = (𝑃 Σg (𝑛 ∈ ℕ0 ↦ (((coe1‘𝐿)‘𝑛)( ·𝑠 ‘𝑃)(𝑛(.g‘(mulGrp‘𝑃))(var1‘𝑅)))))) |
26 | 25 | 3adant2 1123 | . . . . 5 ⊢ ((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) → 𝐿 = (𝑃 Σg (𝑛 ∈ ℕ0 ↦ (((coe1‘𝐿)‘𝑛)( ·𝑠 ‘𝑃)(𝑛(.g‘(mulGrp‘𝑃))(var1‘𝑅)))))) |
27 | 23, 26 | eqeq12d 2834 | . . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) → (𝐾 = 𝐿 ↔ (𝑃 Σg (𝑛 ∈ ℕ0 ↦ (((coe1‘𝐾)‘𝑛)( ·𝑠 ‘𝑃)(𝑛(.g‘(mulGrp‘𝑃))(var1‘𝑅))))) = (𝑃 Σg (𝑛 ∈ ℕ0 ↦ (((coe1‘𝐿)‘𝑛)( ·𝑠 ‘𝑃)(𝑛(.g‘(mulGrp‘𝑃))(var1‘𝑅))))))) |
28 | 27 | adantr 481 | . . 3 ⊢ (((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) ∧ ∀𝑘 ∈ ℕ0 (𝐴‘𝑘) = (𝐶‘𝑘)) → (𝐾 = 𝐿 ↔ (𝑃 Σg (𝑛 ∈ ℕ0 ↦ (((coe1‘𝐾)‘𝑛)( ·𝑠 ‘𝑃)(𝑛(.g‘(mulGrp‘𝑃))(var1‘𝑅))))) = (𝑃 Σg (𝑛 ∈ ℕ0 ↦ (((coe1‘𝐿)‘𝑛)( ·𝑠 ‘𝑃)(𝑛(.g‘(mulGrp‘𝑃))(var1‘𝑅))))))) |
29 | 14, 28 | mpbird 258 | . 2 ⊢ (((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) ∧ ∀𝑘 ∈ ℕ0 (𝐴‘𝑘) = (𝐶‘𝑘)) → 𝐾 = 𝐿) |
30 | 29 | ex 413 | 1 ⊢ ((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) → (∀𝑘 ∈ ℕ0 (𝐴‘𝑘) = (𝐶‘𝑘) → 𝐾 = 𝐿)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 207 ∧ wa 396 ∧ w3a 1079 = wceq 1528 ∈ wcel 2105 ∀wral 3135 ↦ cmpt 5137 ‘cfv 6348 (class class class)co 7145 ℕ0cn0 11885 Basecbs 16471 ·𝑠 cvsca 16557 Σg cgsu 16702 .gcmg 18162 mulGrpcmgp 19168 Ringcrg 19226 var1cv1 20272 Poly1cpl1 20273 coe1cco1 20274 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1787 ax-4 1801 ax-5 1902 ax-6 1961 ax-7 2006 ax-8 2107 ax-9 2115 ax-10 2136 ax-11 2151 ax-12 2167 ax-ext 2790 ax-rep 5181 ax-sep 5194 ax-nul 5201 ax-pow 5257 ax-pr 5320 ax-un 7450 ax-cnex 10581 ax-resscn 10582 ax-1cn 10583 ax-icn 10584 ax-addcl 10585 ax-addrcl 10586 ax-mulcl 10587 ax-mulrcl 10588 ax-mulcom 10589 ax-addass 10590 ax-mulass 10591 ax-distr 10592 ax-i2m1 10593 ax-1ne0 10594 ax-1rid 10595 ax-rnegex 10596 ax-rrecex 10597 ax-cnre 10598 ax-pre-lttri 10599 ax-pre-lttrn 10600 ax-pre-ltadd 10601 ax-pre-mulgt0 10602 |
This theorem depends on definitions: df-bi 208 df-an 397 df-or 842 df-3or 1080 df-3an 1081 df-tru 1531 df-fal 1541 df-ex 1772 df-nf 1776 df-sb 2061 df-mo 2615 df-eu 2647 df-clab 2797 df-cleq 2811 df-clel 2890 df-nfc 2960 df-ne 3014 df-nel 3121 df-ral 3140 df-rex 3141 df-reu 3142 df-rmo 3143 df-rab 3144 df-v 3494 df-sbc 3770 df-csb 3881 df-dif 3936 df-un 3938 df-in 3940 df-ss 3949 df-pss 3951 df-nul 4289 df-if 4464 df-pw 4537 df-sn 4558 df-pr 4560 df-tp 4562 df-op 4564 df-uni 4831 df-int 4868 df-iun 4912 df-iin 4913 df-br 5058 df-opab 5120 df-mpt 5138 df-tr 5164 df-id 5453 df-eprel 5458 df-po 5467 df-so 5468 df-fr 5507 df-se 5508 df-we 5509 df-xp 5554 df-rel 5555 df-cnv 5556 df-co 5557 df-dm 5558 df-rn 5559 df-res 5560 df-ima 5561 df-pred 6141 df-ord 6187 df-on 6188 df-lim 6189 df-suc 6190 df-iota 6307 df-fun 6350 df-fn 6351 df-f 6352 df-f1 6353 df-fo 6354 df-f1o 6355 df-fv 6356 df-isom 6357 df-riota 7103 df-ov 7148 df-oprab 7149 df-mpo 7150 df-of 7398 df-ofr 7399 df-om 7570 df-1st 7678 df-2nd 7679 df-supp 7820 df-wrecs 7936 df-recs 7997 df-rdg 8035 df-1o 8091 df-2o 8092 df-oadd 8095 df-er 8278 df-map 8397 df-pm 8398 df-ixp 8450 df-en 8498 df-dom 8499 df-sdom 8500 df-fin 8501 df-fsupp 8822 df-oi 8962 df-card 9356 df-pnf 10665 df-mnf 10666 df-xr 10667 df-ltxr 10668 df-le 10669 df-sub 10860 df-neg 10861 df-nn 11627 df-2 11688 df-3 11689 df-4 11690 df-5 11691 df-6 11692 df-7 11693 df-8 11694 df-9 11695 df-n0 11886 df-z 11970 df-dec 12087 df-uz 12232 df-fz 12881 df-fzo 13022 df-seq 13358 df-hash 13679 df-struct 16473 df-ndx 16474 df-slot 16475 df-base 16477 df-sets 16478 df-ress 16479 df-plusg 16566 df-mulr 16567 df-sca 16569 df-vsca 16570 df-tset 16572 df-ple 16573 df-0g 16703 df-gsum 16704 df-mre 16845 df-mrc 16846 df-acs 16848 df-mgm 17840 df-sgrp 17889 df-mnd 17900 df-mhm 17944 df-submnd 17945 df-grp 18044 df-minusg 18045 df-sbg 18046 df-mulg 18163 df-subg 18214 df-ghm 18294 df-cntz 18385 df-cmn 18837 df-abl 18838 df-mgp 19169 df-ur 19181 df-srg 19185 df-ring 19228 df-subrg 19462 df-lmod 19565 df-lss 19633 df-psr 20064 df-mvr 20065 df-mpl 20066 df-opsr 20068 df-psr1 20276 df-vr1 20277 df-ply1 20278 df-coe1 20279 |
This theorem is referenced by: ply1coe1eq 20394 cply1coe0bi 20396 mp2pm2mp 21347 |
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