Theorem cycpmfv3 30908

Description: Values outside of the orbit are unchanged by a cycle. (Contributed by Thierry Arnoux, 22-Sep-2023.)

Hypotheses

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)
cycpmfv3.1	⊢ (𝜑 → 𝑋 ∈ 𝐷)
cycpmfv3.2	⊢ (𝜑 → ¬ 𝑋 ∈ ran 𝑊)

Assertion

Ref	Expression
cycpmfv3	⊢ (𝜑 → ((𝐶‘𝑊)‘𝑋) = 𝑋)

Proof of Theorem cycpmfv3

Step	Hyp	Ref	Expression
1		tocycval.1	. . . 4 ⊢ 𝐶 = (toCyc‘𝐷)
2		tocycfv.d	. . . 4 ⊢ (𝜑 → 𝐷 ∈ 𝑉)
3		tocycfv.w	. . . 4 ⊢ (𝜑 → 𝑊 ∈ Word 𝐷)
4		tocycfv.1	. . . 4 ⊢ (𝜑 → 𝑊:dom 𝑊–1-1→𝐷)
5	1, 2, 3, 4	tocycfv 30902	. . 3 ⊢ (𝜑 → (𝐶‘𝑊) = (( I ↾ (𝐷 ∖ ran 𝑊)) ∪ ((𝑊 cyclShift 1) ∘ ◡𝑊)))
6	5	fveq1d 6660	. 2 ⊢ (𝜑 → ((𝐶‘𝑊)‘𝑋) = ((( I ↾ (𝐷 ∖ ran 𝑊)) ∪ ((𝑊 cyclShift 1) ∘ ◡𝑊))‘𝑋))
7		f1oi 6639	. . . 4 ⊢ ( I ↾ (𝐷 ∖ ran 𝑊)):(𝐷 ∖ ran 𝑊)–1-1-onto→(𝐷 ∖ ran 𝑊)
8		f1ofn 6603	. . . 4 ⊢ (( I ↾ (𝐷 ∖ ran 𝑊)):(𝐷 ∖ ran 𝑊)–1-1-onto→(𝐷 ∖ ran 𝑊) → ( I ↾ (𝐷 ∖ ran 𝑊)) Fn (𝐷 ∖ ran 𝑊))
9	7, 8	mp1i 13	. . 3 ⊢ (𝜑 → ( I ↾ (𝐷 ∖ ran 𝑊)) Fn (𝐷 ∖ ran 𝑊))
10		1zzd 12052	. . . . . 6 ⊢ (𝜑 → 1 ∈ ℤ)
11		cshwf 14209	. . . . . 6 ⊢ ((𝑊 ∈ Word 𝐷 ∧ 1 ∈ ℤ) → (𝑊 cyclShift 1):(0..^(♯‘𝑊))⟶𝐷)
12	3, 10, 11	syl2anc 587	. . . . 5 ⊢ (𝜑 → (𝑊 cyclShift 1):(0..^(♯‘𝑊))⟶𝐷)
13	12	ffnd 6499	. . . 4 ⊢ (𝜑 → (𝑊 cyclShift 1) Fn (0..^(♯‘𝑊)))
14		df-f1 6340	. . . . . . . 8 ⊢ (𝑊:dom 𝑊–1-1→𝐷 ↔ (𝑊:dom 𝑊⟶𝐷 ∧ Fun ◡𝑊))
15	4, 14	sylib 221	. . . . . . 7 ⊢ (𝜑 → (𝑊:dom 𝑊⟶𝐷 ∧ Fun ◡𝑊))
16	15	simprd 499	. . . . . 6 ⊢ (𝜑 → Fun ◡𝑊)
17	16	funfnd 6366	. . . . 5 ⊢ (𝜑 → ◡𝑊 Fn dom ◡𝑊)
18		df-rn 5535	. . . . . 6 ⊢ ran 𝑊 = dom ◡𝑊
19	18	fneq2i 6432	. . . . 5 ⊢ (◡𝑊 Fn ran 𝑊 ↔ ◡𝑊 Fn dom ◡𝑊)
20	17, 19	sylibr 237	. . . 4 ⊢ (𝜑 → ◡𝑊 Fn ran 𝑊)
21		dfdm4 5735	. . . . . 6 ⊢ dom 𝑊 = ran ◡𝑊
22	21	eqimss2i 3951	. . . . 5 ⊢ ran ◡𝑊 ⊆ dom 𝑊
23		wrdfn 13927	. . . . . . 7 ⊢ (𝑊 ∈ Word 𝐷 → 𝑊 Fn (0..^(♯‘𝑊)))
24	3, 23	syl 17	. . . . . 6 ⊢ (𝜑 → 𝑊 Fn (0..^(♯‘𝑊)))
25	24	fndmd 6438	. . . . 5 ⊢ (𝜑 → dom 𝑊 = (0..^(♯‘𝑊)))
26	22, 25	sseqtrid 3944	. . . 4 ⊢ (𝜑 → ran ◡𝑊 ⊆ (0..^(♯‘𝑊)))
27		fnco 6448	. . . 4 ⊢ (((𝑊 cyclShift 1) Fn (0..^(♯‘𝑊)) ∧ ◡𝑊 Fn ran 𝑊 ∧ ran ◡𝑊 ⊆ (0..^(♯‘𝑊))) → ((𝑊 cyclShift 1) ∘ ◡𝑊) Fn ran 𝑊)
28	13, 20, 26, 27	syl3anc 1368	. . 3 ⊢ (𝜑 → ((𝑊 cyclShift 1) ∘ ◡𝑊) Fn ran 𝑊)
29		incom 4106	. . . . 5 ⊢ (ran 𝑊 ∩ (𝐷 ∖ ran 𝑊)) = ((𝐷 ∖ ran 𝑊) ∩ ran 𝑊)
30		disjdif 4368	. . . . 5 ⊢ (ran 𝑊 ∩ (𝐷 ∖ ran 𝑊)) = ∅
31	29, 30	eqtr3i 2783	. . . 4 ⊢ ((𝐷 ∖ ran 𝑊) ∩ ran 𝑊) = ∅
32	31	a1i 11	. . 3 ⊢ (𝜑 → ((𝐷 ∖ ran 𝑊) ∩ ran 𝑊) = ∅)
33		cycpmfv3.1	. . . 4 ⊢ (𝜑 → 𝑋 ∈ 𝐷)
34		cycpmfv3.2	. . . 4 ⊢ (𝜑 → ¬ 𝑋 ∈ ran 𝑊)
35	33, 34	eldifd 3869	. . 3 ⊢ (𝜑 → 𝑋 ∈ (𝐷 ∖ ran 𝑊))
36		fvun1 6743	. . 3 ⊢ ((( I ↾ (𝐷 ∖ ran 𝑊)) Fn (𝐷 ∖ ran 𝑊) ∧ ((𝑊 cyclShift 1) ∘ ◡𝑊) Fn ran 𝑊 ∧ (((𝐷 ∖ ran 𝑊) ∩ ran 𝑊) = ∅ ∧ 𝑋 ∈ (𝐷 ∖ ran 𝑊))) → ((( I ↾ (𝐷 ∖ ran 𝑊)) ∪ ((𝑊 cyclShift 1) ∘ ◡𝑊))‘𝑋) = (( I ↾ (𝐷 ∖ ran 𝑊))‘𝑋))
37	9, 28, 32, 35, 36	syl112anc 1371	. 2 ⊢ (𝜑 → ((( I ↾ (𝐷 ∖ ran 𝑊)) ∪ ((𝑊 cyclShift 1) ∘ ◡𝑊))‘𝑋) = (( I ↾ (𝐷 ∖ ran 𝑊))‘𝑋))
38		fvresi 6926	. . 3 ⊢ (𝑋 ∈ (𝐷 ∖ ran 𝑊) → (( I ↾ (𝐷 ∖ ran 𝑊))‘𝑋) = 𝑋)
39	35, 38	syl 17	. 2 ⊢ (𝜑 → (( I ↾ (𝐷 ∖ ran 𝑊))‘𝑋) = 𝑋)
40	6, 37, 39	3eqtrd 2797	1 ⊢ (𝜑 → ((𝐶‘𝑊)‘𝑋) = 𝑋)

Syntax hints:  ¬ wn 3   → wi 4   ∧ wa 399   = wceq 1538   ∈ wcel 2111   ∖ cdif 3855   ∪ cun 3856   ∩ cin 3857   ⊆ wss 3858  ∅c0 4225   I cid 5429  ^◡ccnv 5523  dom cdm 5524  ran crn 5525   ↾ cres 5526   ∘ ccom 5528  Fun wfun 6329   Fn wfn 6330  ⟶wf 6331  –1-1→wf1 6332  –1-1-onto→wf1o 6334  ‘cfv 6335  (class class class)co 7150  0cc0 10575  1c1 10576  ℤcz 12020  ..^cfzo 13082  ♯chash 13740  Word cword 13913   cyclShift ccsh 14197  toCycctocyc 30899

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1911  ax-6 1970  ax-7 2015  ax-8 2113  ax-9 2121  ax-10 2142  ax-11 2158  ax-12 2175  ax-ext 2729  ax-rep 5156  ax-sep 5169  ax-nul 5176  ax-pow 5234  ax-pr 5298  ax-un 7459  ax-cnex 10631  ax-resscn 10632  ax-1cn 10633  ax-icn 10634  ax-addcl 10635  ax-addrcl 10636  ax-mulcl 10637  ax-mulrcl 10638  ax-mulcom 10639  ax-addass 10640  ax-mulass 10641  ax-distr 10642  ax-i2m1 10643  ax-1ne0 10644  ax-1rid 10645  ax-rnegex 10646  ax-rrecex 10647  ax-cnre 10648  ax-pre-lttri 10649  ax-pre-lttrn 10650  ax-pre-ltadd 10651  ax-pre-mulgt0 10652  ax-pre-sup 10653

This theorem depends on definitions:  df-bi 210  df-an 400  df-or 845  df-3or 1085  df-3an 1086  df-tru 1541  df-fal 1551  df-ex 1782  df-nf 1786  df-sb 2070  df-mo 2557  df-eu 2588  df-clab 2736  df-cleq 2750  df-clel 2830  df-nfc 2901  df-ne 2952  df-nel 3056  df-ral 3075  df-rex 3076  df-reu 3077  df-rmo 3078  df-rab 3079  df-v 3411  df-sbc 3697  df-csb 3806  df-dif 3861  df-un 3863  df-in 3865  df-ss 3875  df-pss 3877  df-nul 4226  df-if 4421  df-pw 4496  df-sn 4523  df-pr 4525  df-tp 4527  df-op 4529  df-uni 4799  df-int 4839  df-iun 4885  df-br 5033  df-opab 5095  df-mpt 5113  df-tr 5139  df-id 5430  df-eprel 5435  df-po 5443  df-so 5444  df-fr 5483  df-we 5485  df-xp 5530  df-rel 5531  df-cnv 5532  df-co 5533  df-dm 5534  df-rn 5535  df-res 5536  df-ima 5537  df-pred 6126  df-ord 6172  df-on 6173  df-lim 6174  df-suc 6175  df-iota 6294  df-fun 6337  df-fn 6338  df-f 6339  df-f1 6340  df-fo 6341  df-f1o 6342  df-fv 6343  df-riota 7108  df-ov 7153  df-oprab 7154  df-mpo 7155  df-om 7580  df-1st 7693  df-2nd 7694  df-wrecs 7957  df-recs 8018  df-rdg 8056  df-1o 8112  df-er 8299  df-map 8418  df-en 8528  df-dom 8529  df-sdom 8530  df-fin 8531  df-sup 8939  df-inf 8940  df-card 9401  df-pnf 10715  df-mnf 10716  df-xr 10717  df-ltxr 10718  df-le 10719  df-sub 10910  df-neg 10911  df-div 11336  df-nn 11675  df-n0 11935  df-z 12021  df-uz 12283  df-rp 12431  df-fz 12940  df-fzo 13083  df-fl 13211  df-mod 13287  df-hash 13741  df-word 13914  df-concat 13970  df-substr 14050  df-pfx 14080  df-csh 14198  df-tocyc 30900

This theorem is referenced by:  cycpmco2  30926  cyc2fvx  30927  cyc3co2  30933