Mathbox for Thierry Arnoux |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > tocycfv | Structured version Visualization version GIF version |
Description: Function value of a permutation cycle built from a word. (Contributed by Thierry Arnoux, 18-Sep-2023.) |
Ref | Expression |
---|---|
tocycval.1 | ⊢ 𝐶 = (toCyc‘𝐷) |
tocycfv.d | ⊢ (𝜑 → 𝐷 ∈ 𝑉) |
tocycfv.w | ⊢ (𝜑 → 𝑊 ∈ Word 𝐷) |
tocycfv.1 | ⊢ (𝜑 → 𝑊:dom 𝑊–1-1→𝐷) |
Ref | Expression |
---|---|
tocycfv | ⊢ (𝜑 → (𝐶‘𝑊) = (( I ↾ (𝐷 ∖ ran 𝑊)) ∪ ((𝑊 cyclShift 1) ∘ ◡𝑊))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | tocycfv.d | . . 3 ⊢ (𝜑 → 𝐷 ∈ 𝑉) | |
2 | tocycval.1 | . . . 4 ⊢ 𝐶 = (toCyc‘𝐷) | |
3 | 2 | tocycval 31277 | . . 3 ⊢ (𝐷 ∈ 𝑉 → 𝐶 = (𝑤 ∈ {𝑢 ∈ Word 𝐷 ∣ 𝑢:dom 𝑢–1-1→𝐷} ↦ (( I ↾ (𝐷 ∖ ran 𝑤)) ∪ ((𝑤 cyclShift 1) ∘ ◡𝑤)))) |
4 | 1, 3 | syl 17 | . 2 ⊢ (𝜑 → 𝐶 = (𝑤 ∈ {𝑢 ∈ Word 𝐷 ∣ 𝑢:dom 𝑢–1-1→𝐷} ↦ (( I ↾ (𝐷 ∖ ran 𝑤)) ∪ ((𝑤 cyclShift 1) ∘ ◡𝑤)))) |
5 | simpr 484 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑤 = 𝑊) → 𝑤 = 𝑊) | |
6 | 5 | rneqd 5836 | . . . . 5 ⊢ ((𝜑 ∧ 𝑤 = 𝑊) → ran 𝑤 = ran 𝑊) |
7 | 6 | difeq2d 4053 | . . . 4 ⊢ ((𝜑 ∧ 𝑤 = 𝑊) → (𝐷 ∖ ran 𝑤) = (𝐷 ∖ ran 𝑊)) |
8 | 7 | reseq2d 5880 | . . 3 ⊢ ((𝜑 ∧ 𝑤 = 𝑊) → ( I ↾ (𝐷 ∖ ran 𝑤)) = ( I ↾ (𝐷 ∖ ran 𝑊))) |
9 | 5 | oveq1d 7270 | . . . 4 ⊢ ((𝜑 ∧ 𝑤 = 𝑊) → (𝑤 cyclShift 1) = (𝑊 cyclShift 1)) |
10 | 5 | cnveqd 5773 | . . . 4 ⊢ ((𝜑 ∧ 𝑤 = 𝑊) → ◡𝑤 = ◡𝑊) |
11 | 9, 10 | coeq12d 5762 | . . 3 ⊢ ((𝜑 ∧ 𝑤 = 𝑊) → ((𝑤 cyclShift 1) ∘ ◡𝑤) = ((𝑊 cyclShift 1) ∘ ◡𝑊)) |
12 | 8, 11 | uneq12d 4094 | . 2 ⊢ ((𝜑 ∧ 𝑤 = 𝑊) → (( I ↾ (𝐷 ∖ ran 𝑤)) ∪ ((𝑤 cyclShift 1) ∘ ◡𝑤)) = (( I ↾ (𝐷 ∖ ran 𝑊)) ∪ ((𝑊 cyclShift 1) ∘ ◡𝑊))) |
13 | id 22 | . . . 4 ⊢ (𝑢 = 𝑊 → 𝑢 = 𝑊) | |
14 | dmeq 5801 | . . . 4 ⊢ (𝑢 = 𝑊 → dom 𝑢 = dom 𝑊) | |
15 | eqidd 2739 | . . . 4 ⊢ (𝑢 = 𝑊 → 𝐷 = 𝐷) | |
16 | 13, 14, 15 | f1eq123d 6692 | . . 3 ⊢ (𝑢 = 𝑊 → (𝑢:dom 𝑢–1-1→𝐷 ↔ 𝑊:dom 𝑊–1-1→𝐷)) |
17 | tocycfv.w | . . 3 ⊢ (𝜑 → 𝑊 ∈ Word 𝐷) | |
18 | tocycfv.1 | . . 3 ⊢ (𝜑 → 𝑊:dom 𝑊–1-1→𝐷) | |
19 | 16, 17, 18 | elrabd 3619 | . 2 ⊢ (𝜑 → 𝑊 ∈ {𝑢 ∈ Word 𝐷 ∣ 𝑢:dom 𝑢–1-1→𝐷}) |
20 | 1 | difexd 5248 | . . . 4 ⊢ (𝜑 → (𝐷 ∖ ran 𝑊) ∈ V) |
21 | 20 | resiexd 7074 | . . 3 ⊢ (𝜑 → ( I ↾ (𝐷 ∖ ran 𝑊)) ∈ V) |
22 | cshwcl 14439 | . . . . 5 ⊢ (𝑊 ∈ Word 𝐷 → (𝑊 cyclShift 1) ∈ Word 𝐷) | |
23 | 17, 22 | syl 17 | . . . 4 ⊢ (𝜑 → (𝑊 cyclShift 1) ∈ Word 𝐷) |
24 | cnvexg 7745 | . . . . 5 ⊢ (𝑊 ∈ Word 𝐷 → ◡𝑊 ∈ V) | |
25 | 17, 24 | syl 17 | . . . 4 ⊢ (𝜑 → ◡𝑊 ∈ V) |
26 | coexg 7750 | . . . 4 ⊢ (((𝑊 cyclShift 1) ∈ Word 𝐷 ∧ ◡𝑊 ∈ V) → ((𝑊 cyclShift 1) ∘ ◡𝑊) ∈ V) | |
27 | 23, 25, 26 | syl2anc 583 | . . 3 ⊢ (𝜑 → ((𝑊 cyclShift 1) ∘ ◡𝑊) ∈ V) |
28 | unexg 7577 | . . 3 ⊢ ((( I ↾ (𝐷 ∖ ran 𝑊)) ∈ V ∧ ((𝑊 cyclShift 1) ∘ ◡𝑊) ∈ V) → (( I ↾ (𝐷 ∖ ran 𝑊)) ∪ ((𝑊 cyclShift 1) ∘ ◡𝑊)) ∈ V) | |
29 | 21, 27, 28 | syl2anc 583 | . 2 ⊢ (𝜑 → (( I ↾ (𝐷 ∖ ran 𝑊)) ∪ ((𝑊 cyclShift 1) ∘ ◡𝑊)) ∈ V) |
30 | 4, 12, 19, 29 | fvmptd 6864 | 1 ⊢ (𝜑 → (𝐶‘𝑊) = (( I ↾ (𝐷 ∖ ran 𝑊)) ∪ ((𝑊 cyclShift 1) ∘ ◡𝑊))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 395 = wceq 1539 ∈ wcel 2108 {crab 3067 Vcvv 3422 ∖ cdif 3880 ∪ cun 3881 ↦ cmpt 5153 I cid 5479 ◡ccnv 5579 dom cdm 5580 ran crn 5581 ↾ cres 5582 ∘ ccom 5584 –1-1→wf1 6415 ‘cfv 6418 (class class class)co 7255 1c1 10803 Word cword 14145 cyclShift ccsh 14429 toCycctocyc 31275 |
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-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-int 4877 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-card 9628 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-n0 12164 df-z 12250 df-uz 12512 df-fz 13169 df-fzo 13312 df-hash 13973 df-word 14146 df-concat 14202 df-substr 14282 df-pfx 14312 df-csh 14430 df-tocyc 31276 |
This theorem is referenced by: tocycfvres1 31279 tocycfvres2 31280 cycpmfvlem 31281 cycpmfv3 31284 cycpmcl 31285 tocyc01 31287 cycpm2tr 31288 cycpmconjv 31311 cycpmrn 31312 |
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