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Mirrors > Home > MPE Home > Th. List > crctcshtrl | Structured version Visualization version GIF version |
Description: Cyclically shifting the indices of a circuit 〈𝐹, 𝑃〉 results in a trail 〈𝐻, 𝑄〉. (Contributed by AV, 14-Mar-2021.) (Proof shortened by AV, 30-Oct-2021.) |
Ref | Expression |
---|---|
crctcsh.v | ⊢ 𝑉 = (Vtx‘𝐺) |
crctcsh.i | ⊢ 𝐼 = (iEdg‘𝐺) |
crctcsh.d | ⊢ (𝜑 → 𝐹(Circuits‘𝐺)𝑃) |
crctcsh.n | ⊢ 𝑁 = (♯‘𝐹) |
crctcsh.s | ⊢ (𝜑 → 𝑆 ∈ (0..^𝑁)) |
crctcsh.h | ⊢ 𝐻 = (𝐹 cyclShift 𝑆) |
crctcsh.q | ⊢ 𝑄 = (𝑥 ∈ (0...𝑁) ↦ if(𝑥 ≤ (𝑁 − 𝑆), (𝑃‘(𝑥 + 𝑆)), (𝑃‘((𝑥 + 𝑆) − 𝑁)))) |
Ref | Expression |
---|---|
crctcshtrl | ⊢ (𝜑 → 𝐻(Trails‘𝐺)𝑄) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | crctcsh.v | . . 3 ⊢ 𝑉 = (Vtx‘𝐺) | |
2 | crctcsh.i | . . 3 ⊢ 𝐼 = (iEdg‘𝐺) | |
3 | crctcsh.d | . . 3 ⊢ (𝜑 → 𝐹(Circuits‘𝐺)𝑃) | |
4 | crctcsh.n | . . 3 ⊢ 𝑁 = (♯‘𝐹) | |
5 | crctcsh.s | . . 3 ⊢ (𝜑 → 𝑆 ∈ (0..^𝑁)) | |
6 | crctcsh.h | . . 3 ⊢ 𝐻 = (𝐹 cyclShift 𝑆) | |
7 | crctcsh.q | . . 3 ⊢ 𝑄 = (𝑥 ∈ (0...𝑁) ↦ if(𝑥 ≤ (𝑁 − 𝑆), (𝑃‘(𝑥 + 𝑆)), (𝑃‘((𝑥 + 𝑆) − 𝑁)))) | |
8 | 1, 2, 3, 4, 5, 6, 7 | crctcshwlk 26896 | . 2 ⊢ (𝜑 → 𝐻(Walks‘𝐺)𝑄) |
9 | crctistrl 26872 | . . . . 5 ⊢ (𝐹(Circuits‘𝐺)𝑃 → 𝐹(Trails‘𝐺)𝑃) | |
10 | 2 | trlf1 26776 | . . . . . 6 ⊢ (𝐹(Trails‘𝐺)𝑃 → 𝐹:(0..^(♯‘𝐹))–1-1→dom 𝐼) |
11 | df-f1 6042 | . . . . . . 7 ⊢ (𝐹:(0..^(♯‘𝐹))–1-1→dom 𝐼 ↔ (𝐹:(0..^(♯‘𝐹))⟶dom 𝐼 ∧ Fun ◡𝐹)) | |
12 | iswrdi 13466 | . . . . . . . 8 ⊢ (𝐹:(0..^(♯‘𝐹))⟶dom 𝐼 → 𝐹 ∈ Word dom 𝐼) | |
13 | 12 | anim1i 593 | . . . . . . 7 ⊢ ((𝐹:(0..^(♯‘𝐹))⟶dom 𝐼 ∧ Fun ◡𝐹) → (𝐹 ∈ Word dom 𝐼 ∧ Fun ◡𝐹)) |
14 | 11, 13 | sylbi 207 | . . . . . 6 ⊢ (𝐹:(0..^(♯‘𝐹))–1-1→dom 𝐼 → (𝐹 ∈ Word dom 𝐼 ∧ Fun ◡𝐹)) |
15 | 10, 14 | syl 17 | . . . . 5 ⊢ (𝐹(Trails‘𝐺)𝑃 → (𝐹 ∈ Word dom 𝐼 ∧ Fun ◡𝐹)) |
16 | 3, 9, 15 | 3syl 18 | . . . 4 ⊢ (𝜑 → (𝐹 ∈ Word dom 𝐼 ∧ Fun ◡𝐹)) |
17 | elfzoelz 12635 | . . . . 5 ⊢ (𝑆 ∈ (0..^𝑁) → 𝑆 ∈ ℤ) | |
18 | 5, 17 | syl 17 | . . . 4 ⊢ (𝜑 → 𝑆 ∈ ℤ) |
19 | df-3an 1074 | . . . 4 ⊢ ((𝐹 ∈ Word dom 𝐼 ∧ Fun ◡𝐹 ∧ 𝑆 ∈ ℤ) ↔ ((𝐹 ∈ Word dom 𝐼 ∧ Fun ◡𝐹) ∧ 𝑆 ∈ ℤ)) | |
20 | 16, 18, 19 | sylanbrc 701 | . . 3 ⊢ (𝜑 → (𝐹 ∈ Word dom 𝐼 ∧ Fun ◡𝐹 ∧ 𝑆 ∈ ℤ)) |
21 | cshinj 13728 | . . 3 ⊢ ((𝐹 ∈ Word dom 𝐼 ∧ Fun ◡𝐹 ∧ 𝑆 ∈ ℤ) → (𝐻 = (𝐹 cyclShift 𝑆) → Fun ◡𝐻)) | |
22 | 20, 6, 21 | mpisyl 21 | . 2 ⊢ (𝜑 → Fun ◡𝐻) |
23 | istrl 26774 | . 2 ⊢ (𝐻(Trails‘𝐺)𝑄 ↔ (𝐻(Walks‘𝐺)𝑄 ∧ Fun ◡𝐻)) | |
24 | 8, 22, 23 | sylanbrc 701 | 1 ⊢ (𝜑 → 𝐻(Trails‘𝐺)𝑄) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 383 ∧ w3a 1072 = wceq 1620 ∈ wcel 2127 ifcif 4218 class class class wbr 4792 ↦ cmpt 4869 ◡ccnv 5253 dom cdm 5254 Fun wfun 6031 ⟶wf 6033 –1-1→wf1 6034 ‘cfv 6037 (class class class)co 6801 0cc0 10099 + caddc 10102 ≤ cle 10238 − cmin 10429 ℤcz 11540 ...cfz 12490 ..^cfzo 12630 ♯chash 13282 Word cword 13448 cyclShift ccsh 13705 Vtxcvtx 26044 iEdgciedg 26045 Walkscwlks 26673 Trailsctrls 26768 Circuitsccrcts 26861 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1859 ax-4 1874 ax-5 1976 ax-6 2042 ax-7 2078 ax-8 2129 ax-9 2136 ax-10 2156 ax-11 2171 ax-12 2184 ax-13 2379 ax-ext 2728 ax-rep 4911 ax-sep 4921 ax-nul 4929 ax-pow 4980 ax-pr 5043 ax-un 7102 ax-cnex 10155 ax-resscn 10156 ax-1cn 10157 ax-icn 10158 ax-addcl 10159 ax-addrcl 10160 ax-mulcl 10161 ax-mulrcl 10162 ax-mulcom 10163 ax-addass 10164 ax-mulass 10165 ax-distr 10166 ax-i2m1 10167 ax-1ne0 10168 ax-1rid 10169 ax-rnegex 10170 ax-rrecex 10171 ax-cnre 10172 ax-pre-lttri 10173 ax-pre-lttrn 10174 ax-pre-ltadd 10175 ax-pre-mulgt0 10176 ax-pre-sup 10177 |
This theorem depends on definitions: df-bi 197 df-or 384 df-an 385 df-ifp 1051 df-3or 1073 df-3an 1074 df-tru 1623 df-ex 1842 df-nf 1847 df-sb 2035 df-eu 2599 df-mo 2600 df-clab 2735 df-cleq 2741 df-clel 2744 df-nfc 2879 df-ne 2921 df-nel 3024 df-ral 3043 df-rex 3044 df-reu 3045 df-rmo 3046 df-rab 3047 df-v 3330 df-sbc 3565 df-csb 3663 df-dif 3706 df-un 3708 df-in 3710 df-ss 3717 df-pss 3719 df-nul 4047 df-if 4219 df-pw 4292 df-sn 4310 df-pr 4312 df-tp 4314 df-op 4316 df-uni 4577 df-int 4616 df-iun 4662 df-br 4793 df-opab 4853 df-mpt 4870 df-tr 4893 df-id 5162 df-eprel 5167 df-po 5175 df-so 5176 df-fr 5213 df-we 5215 df-xp 5260 df-rel 5261 df-cnv 5262 df-co 5263 df-dm 5264 df-rn 5265 df-res 5266 df-ima 5267 df-pred 5829 df-ord 5875 df-on 5876 df-lim 5877 df-suc 5878 df-iota 6000 df-fun 6039 df-fn 6040 df-f 6041 df-f1 6042 df-fo 6043 df-f1o 6044 df-fv 6045 df-riota 6762 df-ov 6804 df-oprab 6805 df-mpt2 6806 df-om 7219 df-1st 7321 df-2nd 7322 df-wrecs 7564 df-recs 7625 df-rdg 7663 df-1o 7717 df-oadd 7721 df-er 7899 df-map 8013 df-pm 8014 df-en 8110 df-dom 8111 df-sdom 8112 df-fin 8113 df-sup 8501 df-inf 8502 df-card 8926 df-pnf 10239 df-mnf 10240 df-xr 10241 df-ltxr 10242 df-le 10243 df-sub 10431 df-neg 10432 df-div 10848 df-nn 11184 df-2 11242 df-n0 11456 df-z 11541 df-uz 11851 df-rp 11997 df-fz 12491 df-fzo 12631 df-fl 12758 df-mod 12834 df-hash 13283 df-word 13456 df-concat 13458 df-substr 13460 df-csh 13706 df-wlks 26676 df-trls 26770 df-crcts 26863 |
This theorem is referenced by: crctcsh 26898 eucrctshift 27366 |
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