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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 29966 | . 2 ⊢ (𝜑 → 𝐻(Walks‘𝐺)𝑄) |
| 9 | crctistrl 29939 | . . . . 5 ⊢ (𝐹(Circuits‘𝐺)𝑃 → 𝐹(Trails‘𝐺)𝑃) | |
| 10 | 2 | trlf1 29841 | . . . . 5 ⊢ (𝐹(Trails‘𝐺)𝑃 → 𝐹:(0..^(♯‘𝐹))–1-1→dom 𝐼) |
| 11 | df-f1 6520 | . . . . . 6 ⊢ (𝐹:(0..^(♯‘𝐹))–1-1→dom 𝐼 ↔ (𝐹:(0..^(♯‘𝐹))⟶dom 𝐼 ∧ Fun ◡𝐹)) | |
| 12 | iswrdi 14525 | . . . . . . 7 ⊢ (𝐹:(0..^(♯‘𝐹))⟶dom 𝐼 → 𝐹 ∈ Word dom 𝐼) | |
| 13 | 12 | anim1i 624 | . . . . . 6 ⊢ ((𝐹:(0..^(♯‘𝐹))⟶dom 𝐼 ∧ Fun ◡𝐹) → (𝐹 ∈ Word dom 𝐼 ∧ Fun ◡𝐹)) |
| 14 | 11, 13 | sylbi 219 | . . . . 5 ⊢ (𝐹:(0..^(♯‘𝐹))–1-1→dom 𝐼 → (𝐹 ∈ Word dom 𝐼 ∧ Fun ◡𝐹)) |
| 15 | 3, 9, 10, 14 | 4syl 19 | . . . 4 ⊢ (𝜑 → (𝐹 ∈ Word dom 𝐼 ∧ Fun ◡𝐹)) |
| 16 | elfzoelz 13659 | . . . . 5 ⊢ (𝑆 ∈ (0..^𝑁) → 𝑆 ∈ ℤ) | |
| 17 | 5, 16 | syl 17 | . . . 4 ⊢ (𝜑 → 𝑆 ∈ ℤ) |
| 18 | df-3an 1099 | . . . 4 ⊢ ((𝐹 ∈ Word dom 𝐼 ∧ Fun ◡𝐹 ∧ 𝑆 ∈ ℤ) ↔ ((𝐹 ∈ Word dom 𝐼 ∧ Fun ◡𝐹) ∧ 𝑆 ∈ ℤ)) | |
| 19 | 15, 17, 18 | sylanbrc 592 | . . 3 ⊢ (𝜑 → (𝐹 ∈ Word dom 𝐼 ∧ Fun ◡𝐹 ∧ 𝑆 ∈ ℤ)) |
| 20 | cshinj 14819 | . . 3 ⊢ ((𝐹 ∈ Word dom 𝐼 ∧ Fun ◡𝐹 ∧ 𝑆 ∈ ℤ) → (𝐻 = (𝐹 cyclShift 𝑆) → Fun ◡𝐻)) | |
| 21 | 19, 6, 20 | mpisyl 21 | . 2 ⊢ (𝜑 → Fun ◡𝐻) |
| 22 | istrl 29839 | . 2 ⊢ (𝐻(Trails‘𝐺)𝑄 ↔ (𝐻(Walks‘𝐺)𝑄 ∧ Fun ◡𝐻)) | |
| 23 | 8, 21, 22 | sylanbrc 592 | 1 ⊢ (𝜑 → 𝐻(Trails‘𝐺)𝑄) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 ∧ w3a 1097 = wceq 1559 ∈ wcel 2141 ifcif 4479 class class class wbr 5099 ↦ cmpt 5180 ◡ccnv 5644 dom cdm 5645 Fun wfun 6509 ⟶wf 6511 –1-1→wf1 6512 ‘cfv 6515 (class class class)co 7390 0cc0 11068 + caddc 11071 ≤ cle 11212 − cmin 11409 ℤcz 12563 ...cfz 13507 ..^cfzo 13654 ♯chash 14338 Word cword 14521 cyclShift ccsh 14796 Vtxcvtx 29141 iEdgciedg 29142 Walkscwlks 29741 Trailsctrls 29833 Circuitsccrcts 29928 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-rep 5226 ax-sep 5245 ax-nul 5255 ax-pow 5321 ax-pr 5389 ax-un 7712 ax-cnex 11124 ax-resscn 11125 ax-1cn 11126 ax-icn 11127 ax-addcl 11128 ax-addrcl 11129 ax-mulcl 11130 ax-mulrcl 11131 ax-mulcom 11132 ax-addass 11133 ax-mulass 11134 ax-distr 11135 ax-i2m1 11136 ax-1ne0 11137 ax-1rid 11138 ax-rnegex 11139 ax-rrecex 11140 ax-cnre 11141 ax-pre-lttri 11142 ax-pre-lttrn 11143 ax-pre-ltadd 11144 ax-pre-mulgt0 11145 ax-pre-sup 11146 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-ifp 1074 df-3or 1098 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3061 df-ral 3076 df-rex 3086 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3455 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-int 4905 df-iun 4950 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5540 df-eprel 5545 df-po 5553 df-so 5554 df-fr 5598 df-we 5600 df-xp 5651 df-rel 5652 df-cnv 5653 df-co 5654 df-dm 5655 df-rn 5656 df-res 5657 df-ima 5658 df-pred 6282 df-ord 6343 df-on 6344 df-lim 6345 df-suc 6346 df-iota 6471 df-fun 6517 df-fn 6518 df-f 6519 df-f1 6520 df-fo 6521 df-f1o 6522 df-fv 6523 df-riota 7347 df-ov 7393 df-oprab 7394 df-mpo 7395 df-om 7841 df-1st 7964 df-2nd 7965 df-frecs 8255 df-wrecs 8286 df-recs 8335 df-rdg 8374 df-1o 8430 df-er 8671 df-map 8803 df-en 8922 df-dom 8923 df-sdom 8924 df-fin 8925 df-sup 9383 df-inf 9384 df-card 9892 df-pnf 11213 df-mnf 11214 df-xr 11215 df-ltxr 11216 df-le 11217 df-sub 11411 df-neg 11412 df-div 11840 df-nn 12206 df-2 12275 df-n0 12477 df-z 12564 df-uz 12835 df-rp 12989 df-fz 13508 df-fzo 13655 df-fl 13797 df-mod 13875 df-hash 14339 df-word 14522 df-concat 14579 df-substr 14650 df-pfx 14680 df-csh 14797 df-wlks 29744 df-trls 29835 df-crcts 29930 |
| This theorem is referenced by: crctcsh 29968 eucrctshift 30389 |
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