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Mirrors > Home > MPE Home > Th. List > smndex1mndlem | Structured version Visualization version GIF version |
Description: Lemma for smndex1mnd 18464 and smndex1id 18465. (Contributed by AV, 16-Feb-2024.) |
Ref | Expression |
---|---|
smndex1ibas.m | ⊢ 𝑀 = (EndoFMnd‘ℕ0) |
smndex1ibas.n | ⊢ 𝑁 ∈ ℕ |
smndex1ibas.i | ⊢ 𝐼 = (𝑥 ∈ ℕ0 ↦ (𝑥 mod 𝑁)) |
smndex1ibas.g | ⊢ 𝐺 = (𝑛 ∈ (0..^𝑁) ↦ (𝑥 ∈ ℕ0 ↦ 𝑛)) |
smndex1mgm.b | ⊢ 𝐵 = ({𝐼} ∪ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)}) |
smndex1mgm.s | ⊢ 𝑆 = (𝑀 ↾s 𝐵) |
Ref | Expression |
---|---|
smndex1mndlem | ⊢ (𝑋 ∈ 𝐵 → ((𝐼 ∘ 𝑋) = 𝑋 ∧ (𝑋 ∘ 𝐼) = 𝑋)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elun 4079 | . . 3 ⊢ (𝑋 ∈ ({𝐼} ∪ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)}) ↔ (𝑋 ∈ {𝐼} ∨ 𝑋 ∈ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)})) | |
2 | elsni 4575 | . . . . 5 ⊢ (𝑋 ∈ {𝐼} → 𝑋 = 𝐼) | |
3 | smndex1ibas.m | . . . . . . . 8 ⊢ 𝑀 = (EndoFMnd‘ℕ0) | |
4 | smndex1ibas.n | . . . . . . . 8 ⊢ 𝑁 ∈ ℕ | |
5 | smndex1ibas.i | . . . . . . . 8 ⊢ 𝐼 = (𝑥 ∈ ℕ0 ↦ (𝑥 mod 𝑁)) | |
6 | 3, 4, 5 | smndex1iidm 18455 | . . . . . . 7 ⊢ (𝐼 ∘ 𝐼) = 𝐼 |
7 | coeq2 5756 | . . . . . . 7 ⊢ (𝑋 = 𝐼 → (𝐼 ∘ 𝑋) = (𝐼 ∘ 𝐼)) | |
8 | id 22 | . . . . . . 7 ⊢ (𝑋 = 𝐼 → 𝑋 = 𝐼) | |
9 | 6, 7, 8 | 3eqtr4a 2805 | . . . . . 6 ⊢ (𝑋 = 𝐼 → (𝐼 ∘ 𝑋) = 𝑋) |
10 | coeq1 5755 | . . . . . . 7 ⊢ (𝑋 = 𝐼 → (𝑋 ∘ 𝐼) = (𝐼 ∘ 𝐼)) | |
11 | 6, 10, 8 | 3eqtr4a 2805 | . . . . . 6 ⊢ (𝑋 = 𝐼 → (𝑋 ∘ 𝐼) = 𝑋) |
12 | 9, 11 | jca 511 | . . . . 5 ⊢ (𝑋 = 𝐼 → ((𝐼 ∘ 𝑋) = 𝑋 ∧ (𝑋 ∘ 𝐼) = 𝑋)) |
13 | 2, 12 | syl 17 | . . . 4 ⊢ (𝑋 ∈ {𝐼} → ((𝐼 ∘ 𝑋) = 𝑋 ∧ (𝑋 ∘ 𝐼) = 𝑋)) |
14 | eliun 4925 | . . . . 5 ⊢ (𝑋 ∈ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)} ↔ ∃𝑛 ∈ (0..^𝑁)𝑋 ∈ {(𝐺‘𝑛)}) | |
15 | fveq2 6756 | . . . . . . . . 9 ⊢ (𝑛 = 𝑘 → (𝐺‘𝑛) = (𝐺‘𝑘)) | |
16 | 15 | sneqd 4570 | . . . . . . . 8 ⊢ (𝑛 = 𝑘 → {(𝐺‘𝑛)} = {(𝐺‘𝑘)}) |
17 | 16 | eleq2d 2824 | . . . . . . 7 ⊢ (𝑛 = 𝑘 → (𝑋 ∈ {(𝐺‘𝑛)} ↔ 𝑋 ∈ {(𝐺‘𝑘)})) |
18 | 17 | cbvrexvw 3373 | . . . . . 6 ⊢ (∃𝑛 ∈ (0..^𝑁)𝑋 ∈ {(𝐺‘𝑛)} ↔ ∃𝑘 ∈ (0..^𝑁)𝑋 ∈ {(𝐺‘𝑘)}) |
19 | elsni 4575 | . . . . . . . . 9 ⊢ (𝑋 ∈ {(𝐺‘𝑘)} → 𝑋 = (𝐺‘𝑘)) | |
20 | smndex1ibas.g | . . . . . . . . . . . 12 ⊢ 𝐺 = (𝑛 ∈ (0..^𝑁) ↦ (𝑥 ∈ ℕ0 ↦ 𝑛)) | |
21 | 3, 4, 5, 20 | smndex1igid 18458 | . . . . . . . . . . 11 ⊢ (𝑘 ∈ (0..^𝑁) → (𝐼 ∘ (𝐺‘𝑘)) = (𝐺‘𝑘)) |
22 | 3, 4, 5 | smndex1ibas 18454 | . . . . . . . . . . . 12 ⊢ 𝐼 ∈ (Base‘𝑀) |
23 | 3, 4, 5, 20 | smndex1gid 18457 | . . . . . . . . . . . 12 ⊢ ((𝐼 ∈ (Base‘𝑀) ∧ 𝑘 ∈ (0..^𝑁)) → ((𝐺‘𝑘) ∘ 𝐼) = (𝐺‘𝑘)) |
24 | 22, 23 | mpan 686 | . . . . . . . . . . 11 ⊢ (𝑘 ∈ (0..^𝑁) → ((𝐺‘𝑘) ∘ 𝐼) = (𝐺‘𝑘)) |
25 | 21, 24 | jca 511 | . . . . . . . . . 10 ⊢ (𝑘 ∈ (0..^𝑁) → ((𝐼 ∘ (𝐺‘𝑘)) = (𝐺‘𝑘) ∧ ((𝐺‘𝑘) ∘ 𝐼) = (𝐺‘𝑘))) |
26 | coeq2 5756 | . . . . . . . . . . . 12 ⊢ (𝑋 = (𝐺‘𝑘) → (𝐼 ∘ 𝑋) = (𝐼 ∘ (𝐺‘𝑘))) | |
27 | id 22 | . . . . . . . . . . . 12 ⊢ (𝑋 = (𝐺‘𝑘) → 𝑋 = (𝐺‘𝑘)) | |
28 | 26, 27 | eqeq12d 2754 | . . . . . . . . . . 11 ⊢ (𝑋 = (𝐺‘𝑘) → ((𝐼 ∘ 𝑋) = 𝑋 ↔ (𝐼 ∘ (𝐺‘𝑘)) = (𝐺‘𝑘))) |
29 | coeq1 5755 | . . . . . . . . . . . 12 ⊢ (𝑋 = (𝐺‘𝑘) → (𝑋 ∘ 𝐼) = ((𝐺‘𝑘) ∘ 𝐼)) | |
30 | 29, 27 | eqeq12d 2754 | . . . . . . . . . . 11 ⊢ (𝑋 = (𝐺‘𝑘) → ((𝑋 ∘ 𝐼) = 𝑋 ↔ ((𝐺‘𝑘) ∘ 𝐼) = (𝐺‘𝑘))) |
31 | 28, 30 | anbi12d 630 | . . . . . . . . . 10 ⊢ (𝑋 = (𝐺‘𝑘) → (((𝐼 ∘ 𝑋) = 𝑋 ∧ (𝑋 ∘ 𝐼) = 𝑋) ↔ ((𝐼 ∘ (𝐺‘𝑘)) = (𝐺‘𝑘) ∧ ((𝐺‘𝑘) ∘ 𝐼) = (𝐺‘𝑘)))) |
32 | 25, 31 | syl5ibr 245 | . . . . . . . . 9 ⊢ (𝑋 = (𝐺‘𝑘) → (𝑘 ∈ (0..^𝑁) → ((𝐼 ∘ 𝑋) = 𝑋 ∧ (𝑋 ∘ 𝐼) = 𝑋))) |
33 | 19, 32 | syl 17 | . . . . . . . 8 ⊢ (𝑋 ∈ {(𝐺‘𝑘)} → (𝑘 ∈ (0..^𝑁) → ((𝐼 ∘ 𝑋) = 𝑋 ∧ (𝑋 ∘ 𝐼) = 𝑋))) |
34 | 33 | impcom 407 | . . . . . . 7 ⊢ ((𝑘 ∈ (0..^𝑁) ∧ 𝑋 ∈ {(𝐺‘𝑘)}) → ((𝐼 ∘ 𝑋) = 𝑋 ∧ (𝑋 ∘ 𝐼) = 𝑋)) |
35 | 34 | rexlimiva 3209 | . . . . . 6 ⊢ (∃𝑘 ∈ (0..^𝑁)𝑋 ∈ {(𝐺‘𝑘)} → ((𝐼 ∘ 𝑋) = 𝑋 ∧ (𝑋 ∘ 𝐼) = 𝑋)) |
36 | 18, 35 | sylbi 216 | . . . . 5 ⊢ (∃𝑛 ∈ (0..^𝑁)𝑋 ∈ {(𝐺‘𝑛)} → ((𝐼 ∘ 𝑋) = 𝑋 ∧ (𝑋 ∘ 𝐼) = 𝑋)) |
37 | 14, 36 | sylbi 216 | . . . 4 ⊢ (𝑋 ∈ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)} → ((𝐼 ∘ 𝑋) = 𝑋 ∧ (𝑋 ∘ 𝐼) = 𝑋)) |
38 | 13, 37 | jaoi 853 | . . 3 ⊢ ((𝑋 ∈ {𝐼} ∨ 𝑋 ∈ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)}) → ((𝐼 ∘ 𝑋) = 𝑋 ∧ (𝑋 ∘ 𝐼) = 𝑋)) |
39 | 1, 38 | sylbi 216 | . 2 ⊢ (𝑋 ∈ ({𝐼} ∪ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)}) → ((𝐼 ∘ 𝑋) = 𝑋 ∧ (𝑋 ∘ 𝐼) = 𝑋)) |
40 | smndex1mgm.b | . 2 ⊢ 𝐵 = ({𝐼} ∪ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)}) | |
41 | 39, 40 | eleq2s 2857 | 1 ⊢ (𝑋 ∈ 𝐵 → ((𝐼 ∘ 𝑋) = 𝑋 ∧ (𝑋 ∘ 𝐼) = 𝑋)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 395 ∨ wo 843 = wceq 1539 ∈ wcel 2108 ∃wrex 3064 ∪ cun 3881 {csn 4558 ∪ ciun 4921 ↦ cmpt 5153 ∘ ccom 5584 ‘cfv 6418 (class class class)co 7255 0cc0 10802 ℕcn 11903 ℕ0cn0 12163 ..^cfzo 13311 mod cmo 13517 Basecbs 16840 ↾s cress 16867 EndoFMndcefmnd 18422 |
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 ax-pre-sup 10880 |
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-om 7688 df-1st 7804 df-2nd 7805 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-sup 9131 df-inf 9132 df-pnf 10942 df-mnf 10943 df-xr 10944 df-ltxr 10945 df-le 10946 df-sub 11137 df-neg 11138 df-div 11563 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-uz 12512 df-rp 12660 df-fz 13169 df-fzo 13312 df-fl 13440 df-mod 13518 df-struct 16776 df-slot 16811 df-ndx 16823 df-base 16841 df-plusg 16901 df-tset 16907 df-efmnd 18423 |
This theorem is referenced by: smndex1mnd 18464 smndex1id 18465 |
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