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Mirrors > Home > MPE Home > Th. List > Mathboxes > ply1mulgsumlem3 | Structured version Visualization version GIF version |
Description: Lemma 3 for ply1mulgsum 45619. (Contributed by AV, 20-Oct-2019.) |
Ref | Expression |
---|---|
ply1mulgsum.p | ⊢ 𝑃 = (Poly1‘𝑅) |
ply1mulgsum.b | ⊢ 𝐵 = (Base‘𝑃) |
ply1mulgsum.a | ⊢ 𝐴 = (coe1‘𝐾) |
ply1mulgsum.c | ⊢ 𝐶 = (coe1‘𝐿) |
ply1mulgsum.x | ⊢ 𝑋 = (var1‘𝑅) |
ply1mulgsum.pm | ⊢ × = (.r‘𝑃) |
ply1mulgsum.sm | ⊢ · = ( ·𝑠 ‘𝑃) |
ply1mulgsum.rm | ⊢ ∗ = (.r‘𝑅) |
ply1mulgsum.m | ⊢ 𝑀 = (mulGrp‘𝑃) |
ply1mulgsum.e | ⊢ ↑ = (.g‘𝑀) |
Ref | Expression |
---|---|
ply1mulgsumlem3 | ⊢ ((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) → (𝑘 ∈ ℕ0 ↦ (𝑅 Σg (𝑙 ∈ (0...𝑘) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑘 − 𝑙)))))) finSupp (0g‘𝑅)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fvexd 6771 | . 2 ⊢ ((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) → (0g‘𝑅) ∈ V) | |
2 | ovexd 7290 | . 2 ⊢ (((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) ∧ 𝑘 ∈ ℕ0) → (𝑅 Σg (𝑙 ∈ (0...𝑘) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑘 − 𝑙))))) ∈ V) | |
3 | ply1mulgsum.p | . . . 4 ⊢ 𝑃 = (Poly1‘𝑅) | |
4 | ply1mulgsum.b | . . . 4 ⊢ 𝐵 = (Base‘𝑃) | |
5 | ply1mulgsum.a | . . . 4 ⊢ 𝐴 = (coe1‘𝐾) | |
6 | ply1mulgsum.c | . . . 4 ⊢ 𝐶 = (coe1‘𝐿) | |
7 | ply1mulgsum.x | . . . 4 ⊢ 𝑋 = (var1‘𝑅) | |
8 | ply1mulgsum.pm | . . . 4 ⊢ × = (.r‘𝑃) | |
9 | ply1mulgsum.sm | . . . 4 ⊢ · = ( ·𝑠 ‘𝑃) | |
10 | ply1mulgsum.rm | . . . 4 ⊢ ∗ = (.r‘𝑅) | |
11 | ply1mulgsum.m | . . . 4 ⊢ 𝑀 = (mulGrp‘𝑃) | |
12 | ply1mulgsum.e | . . . 4 ⊢ ↑ = (.g‘𝑀) | |
13 | 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 | ply1mulgsumlem2 45616 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) → ∃𝑠 ∈ ℕ0 ∀𝑛 ∈ ℕ0 (𝑠 < 𝑛 → (𝑅 Σg (𝑙 ∈ (0...𝑛) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑛 − 𝑙))))) = (0g‘𝑅))) |
14 | vex 3426 | . . . . . . . . 9 ⊢ 𝑛 ∈ V | |
15 | csbov2g 7301 | . . . . . . . . . 10 ⊢ (𝑛 ∈ V → ⦋𝑛 / 𝑘⦌(𝑅 Σg (𝑙 ∈ (0...𝑘) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑘 − 𝑙))))) = (𝑅 Σg ⦋𝑛 / 𝑘⦌(𝑙 ∈ (0...𝑘) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑘 − 𝑙)))))) | |
16 | id 22 | . . . . . . . . . . . 12 ⊢ (𝑛 ∈ V → 𝑛 ∈ V) | |
17 | oveq2 7263 | . . . . . . . . . . . . . 14 ⊢ (𝑘 = 𝑛 → (0...𝑘) = (0...𝑛)) | |
18 | fvoveq1 7278 | . . . . . . . . . . . . . . 15 ⊢ (𝑘 = 𝑛 → (𝐶‘(𝑘 − 𝑙)) = (𝐶‘(𝑛 − 𝑙))) | |
19 | 18 | oveq2d 7271 | . . . . . . . . . . . . . 14 ⊢ (𝑘 = 𝑛 → ((𝐴‘𝑙) ∗ (𝐶‘(𝑘 − 𝑙))) = ((𝐴‘𝑙) ∗ (𝐶‘(𝑛 − 𝑙)))) |
20 | 17, 19 | mpteq12dv 5161 | . . . . . . . . . . . . 13 ⊢ (𝑘 = 𝑛 → (𝑙 ∈ (0...𝑘) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑘 − 𝑙)))) = (𝑙 ∈ (0...𝑛) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑛 − 𝑙))))) |
21 | 20 | adantl 481 | . . . . . . . . . . . 12 ⊢ ((𝑛 ∈ V ∧ 𝑘 = 𝑛) → (𝑙 ∈ (0...𝑘) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑘 − 𝑙)))) = (𝑙 ∈ (0...𝑛) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑛 − 𝑙))))) |
22 | 16, 21 | csbied 3866 | . . . . . . . . . . 11 ⊢ (𝑛 ∈ V → ⦋𝑛 / 𝑘⦌(𝑙 ∈ (0...𝑘) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑘 − 𝑙)))) = (𝑙 ∈ (0...𝑛) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑛 − 𝑙))))) |
23 | 22 | oveq2d 7271 | . . . . . . . . . 10 ⊢ (𝑛 ∈ V → (𝑅 Σg ⦋𝑛 / 𝑘⦌(𝑙 ∈ (0...𝑘) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑘 − 𝑙))))) = (𝑅 Σg (𝑙 ∈ (0...𝑛) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑛 − 𝑙)))))) |
24 | 15, 23 | eqtrd 2778 | . . . . . . . . 9 ⊢ (𝑛 ∈ V → ⦋𝑛 / 𝑘⦌(𝑅 Σg (𝑙 ∈ (0...𝑘) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑘 − 𝑙))))) = (𝑅 Σg (𝑙 ∈ (0...𝑛) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑛 − 𝑙)))))) |
25 | 14, 24 | ax-mp 5 | . . . . . . . 8 ⊢ ⦋𝑛 / 𝑘⦌(𝑅 Σg (𝑙 ∈ (0...𝑘) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑘 − 𝑙))))) = (𝑅 Σg (𝑙 ∈ (0...𝑛) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑛 − 𝑙))))) |
26 | simpr 484 | . . . . . . . 8 ⊢ (((((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) ∧ 𝑠 ∈ ℕ0) ∧ 𝑛 ∈ ℕ0) ∧ (𝑅 Σg (𝑙 ∈ (0...𝑛) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑛 − 𝑙))))) = (0g‘𝑅)) → (𝑅 Σg (𝑙 ∈ (0...𝑛) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑛 − 𝑙))))) = (0g‘𝑅)) | |
27 | 25, 26 | syl5eq 2791 | . . . . . . 7 ⊢ (((((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) ∧ 𝑠 ∈ ℕ0) ∧ 𝑛 ∈ ℕ0) ∧ (𝑅 Σg (𝑙 ∈ (0...𝑛) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑛 − 𝑙))))) = (0g‘𝑅)) → ⦋𝑛 / 𝑘⦌(𝑅 Σg (𝑙 ∈ (0...𝑘) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑘 − 𝑙))))) = (0g‘𝑅)) |
28 | 27 | ex 412 | . . . . . 6 ⊢ ((((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) ∧ 𝑠 ∈ ℕ0) ∧ 𝑛 ∈ ℕ0) → ((𝑅 Σg (𝑙 ∈ (0...𝑛) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑛 − 𝑙))))) = (0g‘𝑅) → ⦋𝑛 / 𝑘⦌(𝑅 Σg (𝑙 ∈ (0...𝑘) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑘 − 𝑙))))) = (0g‘𝑅))) |
29 | 28 | imim2d 57 | . . . . 5 ⊢ ((((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) ∧ 𝑠 ∈ ℕ0) ∧ 𝑛 ∈ ℕ0) → ((𝑠 < 𝑛 → (𝑅 Σg (𝑙 ∈ (0...𝑛) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑛 − 𝑙))))) = (0g‘𝑅)) → (𝑠 < 𝑛 → ⦋𝑛 / 𝑘⦌(𝑅 Σg (𝑙 ∈ (0...𝑘) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑘 − 𝑙))))) = (0g‘𝑅)))) |
30 | 29 | ralimdva 3102 | . . . 4 ⊢ (((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) ∧ 𝑠 ∈ ℕ0) → (∀𝑛 ∈ ℕ0 (𝑠 < 𝑛 → (𝑅 Σg (𝑙 ∈ (0...𝑛) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑛 − 𝑙))))) = (0g‘𝑅)) → ∀𝑛 ∈ ℕ0 (𝑠 < 𝑛 → ⦋𝑛 / 𝑘⦌(𝑅 Σg (𝑙 ∈ (0...𝑘) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑘 − 𝑙))))) = (0g‘𝑅)))) |
31 | 30 | reximdva 3202 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) → (∃𝑠 ∈ ℕ0 ∀𝑛 ∈ ℕ0 (𝑠 < 𝑛 → (𝑅 Σg (𝑙 ∈ (0...𝑛) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑛 − 𝑙))))) = (0g‘𝑅)) → ∃𝑠 ∈ ℕ0 ∀𝑛 ∈ ℕ0 (𝑠 < 𝑛 → ⦋𝑛 / 𝑘⦌(𝑅 Σg (𝑙 ∈ (0...𝑘) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑘 − 𝑙))))) = (0g‘𝑅)))) |
32 | 13, 31 | mpd 15 | . 2 ⊢ ((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) → ∃𝑠 ∈ ℕ0 ∀𝑛 ∈ ℕ0 (𝑠 < 𝑛 → ⦋𝑛 / 𝑘⦌(𝑅 Σg (𝑙 ∈ (0...𝑘) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑘 − 𝑙))))) = (0g‘𝑅))) |
33 | 1, 2, 32 | mptnn0fsupp 13645 | 1 ⊢ ((𝑅 ∈ Ring ∧ 𝐾 ∈ 𝐵 ∧ 𝐿 ∈ 𝐵) → (𝑘 ∈ ℕ0 ↦ (𝑅 Σg (𝑙 ∈ (0...𝑘) ↦ ((𝐴‘𝑙) ∗ (𝐶‘(𝑘 − 𝑙)))))) finSupp (0g‘𝑅)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 395 ∧ w3a 1085 = wceq 1539 ∈ wcel 2108 ∀wral 3063 ∃wrex 3064 Vcvv 3422 ⦋csb 3828 class class class wbr 5070 ↦ cmpt 5153 ‘cfv 6418 (class class class)co 7255 finSupp cfsupp 9058 0cc0 10802 < clt 10940 − cmin 11135 ℕ0cn0 12163 ...cfz 13168 Basecbs 16840 .rcmulr 16889 ·𝑠 cvsca 16892 0gc0g 17067 Σg cgsu 17068 .gcmg 18615 mulGrpcmgp 19635 Ringcrg 19698 var1cv1 21257 Poly1cpl1 21258 coe1cco1 21259 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-rep 5205 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 ax-cnex 10858 ax-resscn 10859 ax-1cn 10860 ax-icn 10861 ax-addcl 10862 ax-addrcl 10863 ax-mulcl 10864 ax-mulrcl 10865 ax-mulcom 10866 ax-addass 10867 ax-mulass 10868 ax-distr 10869 ax-i2m1 10870 ax-1ne0 10871 ax-1rid 10872 ax-rnegex 10873 ax-rrecex 10874 ax-cnre 10875 ax-pre-lttri 10876 ax-pre-lttrn 10877 ax-pre-ltadd 10878 ax-pre-mulgt0 10879 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-nel 3049 df-ral 3068 df-rex 3069 df-reu 3070 df-rmo 3071 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3902 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-tp 4563 df-op 4565 df-uni 4837 df-iun 4923 df-br 5071 df-opab 5133 df-mpt 5154 df-tr 5188 df-id 5480 df-eprel 5486 df-po 5494 df-so 5495 df-fr 5535 df-we 5537 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-pred 6191 df-ord 6254 df-on 6255 df-lim 6256 df-suc 6257 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-f1 6423 df-fo 6424 df-f1o 6425 df-fv 6426 df-riota 7212 df-ov 7258 df-oprab 7259 df-mpo 7260 df-of 7511 df-om 7688 df-1st 7804 df-2nd 7805 df-supp 7949 df-frecs 8068 df-wrecs 8099 df-recs 8173 df-rdg 8212 df-1o 8267 df-er 8456 df-map 8575 df-en 8692 df-dom 8693 df-sdom 8694 df-fin 8695 df-fsupp 9059 df-pnf 10942 df-mnf 10943 df-xr 10944 df-ltxr 10945 df-le 10946 df-sub 11137 df-neg 11138 df-nn 11904 df-2 11966 df-3 11967 df-4 11968 df-5 11969 df-6 11970 df-7 11971 df-8 11972 df-9 11973 df-n0 12164 df-z 12250 df-dec 12367 df-uz 12512 df-fz 13169 df-seq 13650 df-struct 16776 df-sets 16793 df-slot 16811 df-ndx 16823 df-base 16841 df-ress 16868 df-plusg 16901 df-mulr 16902 df-sca 16904 df-vsca 16905 df-tset 16907 df-ple 16908 df-0g 17069 df-gsum 17070 df-mgm 18241 df-sgrp 18290 df-mnd 18301 df-grp 18495 df-minusg 18496 df-mgp 19636 df-ring 19700 df-psr 21022 df-mpl 21024 df-opsr 21026 df-psr1 21261 df-ply1 21263 df-coe1 21264 |
This theorem is referenced by: ply1mulgsum 45619 |
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