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| Mirrors > Home > MPE Home > Th. List > Mathboxes > cyc3fv2 | Structured version Visualization version GIF version | ||
| Description: Function value of a 3-cycle at the second 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 |
|---|---|
| cyc3fv2 | ⊢ (𝜑 → ((𝐶‘〈“𝐼𝐽𝐾”〉)‘𝐽) = 𝐾) |
| 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 14905 | . . 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 33204 | . . 3 ⊢ (𝜑 → 〈“𝐼𝐽𝐾”〉:dom 〈“𝐼𝐽𝐾”〉–1-1→𝐷) |
| 11 | 1ex 11199 | . . . . . 6 ⊢ 1 ∈ V | |
| 12 | 11 | prid2 4731 | . . . . 5 ⊢ 1 ∈ {0, 1} |
| 13 | s3len 14927 | . . . . . . . . 9 ⊢ (♯‘〈“𝐼𝐽𝐾”〉) = 3 | |
| 14 | 13 | oveq1i 7418 | . . . . . . . 8 ⊢ ((♯‘〈“𝐼𝐽𝐾”〉) − 1) = (3 − 1) |
| 15 | 3m1e2 12364 | . . . . . . . 8 ⊢ (3 − 1) = 2 | |
| 16 | 14, 15 | eqtri 2792 | . . . . . . 7 ⊢ ((♯‘〈“𝐼𝐽𝐾”〉) − 1) = 2 |
| 17 | 16 | oveq2i 7419 | . . . . . 6 ⊢ (0..^((♯‘〈“𝐼𝐽𝐾”〉) − 1)) = (0..^2) |
| 18 | fzo0to2pr 13775 | . . . . . 6 ⊢ (0..^2) = {0, 1} | |
| 19 | 17, 18 | eqtri 2792 | . . . . 5 ⊢ (0..^((♯‘〈“𝐼𝐽𝐾”〉) − 1)) = {0, 1} |
| 20 | 12, 19 | eleqtrri 2868 | . . . 4 ⊢ 1 ∈ (0..^((♯‘〈“𝐼𝐽𝐾”〉) − 1)) |
| 21 | 20 | a1i 11 | . . 3 ⊢ (𝜑 → 1 ∈ (0..^((♯‘〈“𝐼𝐽𝐾”〉) − 1))) |
| 22 | 1, 2, 6, 10, 21 | cycpmfv1 33370 | . 2 ⊢ (𝜑 → ((𝐶‘〈“𝐼𝐽𝐾”〉)‘(〈“𝐼𝐽𝐾”〉‘1)) = (〈“𝐼𝐽𝐾”〉‘(1 + 1))) |
| 23 | s3fv1 14925 | . . . 4 ⊢ (𝐽 ∈ 𝐷 → (〈“𝐼𝐽𝐾”〉‘1) = 𝐽) | |
| 24 | 4, 23 | syl 18 | . . 3 ⊢ (𝜑 → (〈“𝐼𝐽𝐾”〉‘1) = 𝐽) |
| 25 | 24 | fveq2d 6883 | . 2 ⊢ (𝜑 → ((𝐶‘〈“𝐼𝐽𝐾”〉)‘(〈“𝐼𝐽𝐾”〉‘1)) = ((𝐶‘〈“𝐼𝐽𝐾”〉)‘𝐽)) |
| 26 | 1p1e2 12360 | . . . 4 ⊢ (1 + 1) = 2 | |
| 27 | 26 | fveq2i 6882 | . . 3 ⊢ (〈“𝐼𝐽𝐾”〉‘(1 + 1)) = (〈“𝐼𝐽𝐾”〉‘2) |
| 28 | s3fv2 14926 | . . . 4 ⊢ (𝐾 ∈ 𝐷 → (〈“𝐼𝐽𝐾”〉‘2) = 𝐾) | |
| 29 | 5, 28 | syl 18 | . . 3 ⊢ (𝜑 → (〈“𝐼𝐽𝐾”〉‘2) = 𝐾) |
| 30 | 27, 29 | eqtrid 2816 | . 2 ⊢ (𝜑 → (〈“𝐼𝐽𝐾”〉‘(1 + 1)) = 𝐾) |
| 31 | 22, 25, 30 | 3eqtr3d 2812 | 1 ⊢ (𝜑 → ((𝐶‘〈“𝐼𝐽𝐾”〉)‘𝐽) = 𝐾) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1567 ∈ wcel 2149 ≠ wne 2964 {cpr 4593 ‘cfv 6533 (class class class)co 7408 0cc0 11096 1c1 11097 + caddc 11099 − cmin 11437 2c2 12291 3c3 12292 ..^cfzo 13678 ♯chash 14362 〈“cs3 14875 SymGrpcsymg 19435 toCycctocyc 33363 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-rep 5239 ax-sep 5258 ax-nul 5268 ax-pow 5334 ax-pr 5402 ax-un 7730 ax-cnex 11152 ax-resscn 11153 ax-1cn 11154 ax-icn 11155 ax-addcl 11156 ax-addrcl 11157 ax-mulcl 11158 ax-mulrcl 11159 ax-mulcom 11160 ax-addass 11161 ax-mulass 11162 ax-distr 11163 ax-i2m1 11164 ax-1ne0 11165 ax-1rid 11166 ax-rnegex 11167 ax-rrecex 11168 ax-cnre 11169 ax-pre-lttri 11170 ax-pre-lttrn 11171 ax-pre-ltadd 11172 ax-pre-mulgt0 11173 ax-pre-sup 11174 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-rmo 3376 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-tp 4596 df-op 4598 df-uni 4874 df-int 4914 df-iun 4959 df-br 5111 df-opab 5175 df-mpt 5194 df-tr 5220 df-id 5554 df-eprel 5559 df-po 5567 df-so 5568 df-fr 5612 df-we 5614 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-pred 6299 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-riota 7365 df-ov 7411 df-oprab 7412 df-mpo 7413 df-om 7859 df-1st 7982 df-2nd 7983 df-frecs 8274 df-wrecs 8305 df-recs 8354 df-rdg 8393 df-1o 8449 df-er 8690 df-map 8822 df-en 8940 df-dom 8941 df-sdom 8942 df-fin 8943 df-sup 9398 df-inf 9399 df-card 9921 df-pnf 11241 df-mnf 11242 df-xr 11243 df-ltxr 11244 df-le 11245 df-sub 11439 df-neg 11440 df-div 11868 df-nn 12230 df-2 12299 df-3 12300 df-n0 12501 df-z 12588 df-uz 12859 df-rp 13013 df-fz 13532 df-fzo 13679 df-fl 13821 df-mod 13899 df-hash 14363 df-word 14547 df-concat 14604 df-s1 14630 df-substr 14675 df-pfx 14705 df-csh 14822 df-s2 14881 df-s3 14882 df-tocyc 33364 |
| This theorem is referenced by: cyc3co2 33397 |
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