Mathbox for Thierry Arnoux |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > cyc3fv3 | Structured version Visualization version GIF version |
Description: Function value of a 3-cycle at the third point. (Contributed by Thierry Arnoux, 19-Sep-2023.) |
Ref | Expression |
---|---|
cycpm3.c | ⊢ 𝐶 = (toCyc‘𝐷) |
cycpm3.s | ⊢ 𝑆 = (SymGrp‘𝐷) |
cycpm3.d | ⊢ (𝜑 → 𝐷 ∈ 𝑉) |
cycpm3.i | ⊢ (𝜑 → 𝐼 ∈ 𝐷) |
cycpm3.j | ⊢ (𝜑 → 𝐽 ∈ 𝐷) |
cycpm3.k | ⊢ (𝜑 → 𝐾 ∈ 𝐷) |
cycpm3.1 | ⊢ (𝜑 → 𝐼 ≠ 𝐽) |
cycpm3.2 | ⊢ (𝜑 → 𝐽 ≠ 𝐾) |
cycpm3.3 | ⊢ (𝜑 → 𝐾 ≠ 𝐼) |
Ref | Expression |
---|---|
cyc3fv3 | ⊢ (𝜑 → ((𝐶‘〈“𝐼𝐽𝐾”〉)‘𝐾) = 𝐼) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cycpm3.c | . . 3 ⊢ 𝐶 = (toCyc‘𝐷) | |
2 | cycpm3.d | . . 3 ⊢ (𝜑 → 𝐷 ∈ 𝑉) | |
3 | cycpm3.i | . . . 4 ⊢ (𝜑 → 𝐼 ∈ 𝐷) | |
4 | cycpm3.j | . . . 4 ⊢ (𝜑 → 𝐽 ∈ 𝐷) | |
5 | cycpm3.k | . . . 4 ⊢ (𝜑 → 𝐾 ∈ 𝐷) | |
6 | 3, 4, 5 | s3cld 14513 | . . 3 ⊢ (𝜑 → 〈“𝐼𝐽𝐾”〉 ∈ Word 𝐷) |
7 | cycpm3.1 | . . . 4 ⊢ (𝜑 → 𝐼 ≠ 𝐽) | |
8 | cycpm3.2 | . . . 4 ⊢ (𝜑 → 𝐽 ≠ 𝐾) | |
9 | cycpm3.3 | . . . 4 ⊢ (𝜑 → 𝐾 ≠ 𝐼) | |
10 | 3, 4, 5, 7, 8, 9 | s3f1 31123 | . . 3 ⊢ (𝜑 → 〈“𝐼𝐽𝐾”〉:dom 〈“𝐼𝐽𝐾”〉–1-1→𝐷) |
11 | 3pos 12008 | . . . . 5 ⊢ 0 < 3 | |
12 | s3len 14535 | . . . . 5 ⊢ (♯‘〈“𝐼𝐽𝐾”〉) = 3 | |
13 | 11, 12 | breqtrri 5097 | . . . 4 ⊢ 0 < (♯‘〈“𝐼𝐽𝐾”〉) |
14 | 13 | a1i 11 | . . 3 ⊢ (𝜑 → 0 < (♯‘〈“𝐼𝐽𝐾”〉)) |
15 | 12 | oveq1i 7265 | . . . . 5 ⊢ ((♯‘〈“𝐼𝐽𝐾”〉) − 1) = (3 − 1) |
16 | 3m1e2 12031 | . . . . 5 ⊢ (3 − 1) = 2 | |
17 | 15, 16 | eqtr2i 2767 | . . . 4 ⊢ 2 = ((♯‘〈“𝐼𝐽𝐾”〉) − 1) |
18 | 17 | a1i 11 | . . 3 ⊢ (𝜑 → 2 = ((♯‘〈“𝐼𝐽𝐾”〉) − 1)) |
19 | 1, 2, 6, 10, 14, 18 | cycpmfv2 31283 | . 2 ⊢ (𝜑 → ((𝐶‘〈“𝐼𝐽𝐾”〉)‘(〈“𝐼𝐽𝐾”〉‘2)) = (〈“𝐼𝐽𝐾”〉‘0)) |
20 | s3fv2 14534 | . . . 4 ⊢ (𝐾 ∈ 𝐷 → (〈“𝐼𝐽𝐾”〉‘2) = 𝐾) | |
21 | 5, 20 | syl 17 | . . 3 ⊢ (𝜑 → (〈“𝐼𝐽𝐾”〉‘2) = 𝐾) |
22 | 21 | fveq2d 6760 | . 2 ⊢ (𝜑 → ((𝐶‘〈“𝐼𝐽𝐾”〉)‘(〈“𝐼𝐽𝐾”〉‘2)) = ((𝐶‘〈“𝐼𝐽𝐾”〉)‘𝐾)) |
23 | s3fv0 14532 | . . 3 ⊢ (𝐼 ∈ 𝐷 → (〈“𝐼𝐽𝐾”〉‘0) = 𝐼) | |
24 | 3, 23 | syl 17 | . 2 ⊢ (𝜑 → (〈“𝐼𝐽𝐾”〉‘0) = 𝐼) |
25 | 19, 22, 24 | 3eqtr3d 2786 | 1 ⊢ (𝜑 → ((𝐶‘〈“𝐼𝐽𝐾”〉)‘𝐾) = 𝐼) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1539 ∈ wcel 2108 ≠ wne 2942 class class class wbr 5070 ‘cfv 6418 (class class class)co 7255 0cc0 10802 1c1 10803 < clt 10940 − cmin 11135 2c2 11958 3c3 11959 ♯chash 13972 〈“cs3 14483 SymGrpcsymg 18889 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 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-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-sup 9131 df-inf 9132 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-div 11563 df-nn 11904 df-2 11966 df-3 11967 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-hash 13973 df-word 14146 df-concat 14202 df-s1 14229 df-substr 14282 df-pfx 14312 df-csh 14430 df-s2 14489 df-s3 14490 df-tocyc 31276 |
This theorem is referenced by: cyc3co2 31309 |
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