Theorem frgpup3lem 18236

Description: The evaluation map has the intended behavior on the generators. (Contributed by Mario Carneiro, 2-Oct-2015.) (Revised by Mario Carneiro, 28-Feb-2016.)

Hypotheses

Ref	Expression
frgpup.b	⊢ 𝐵 = (Base‘𝐻)
frgpup.n	⊢ 𝑁 = (invg‘𝐻)
frgpup.t	⊢ 𝑇 = (𝑦 ∈ 𝐼, 𝑧 ∈ 2𝑜 ↦ if(𝑧 = ∅, (𝐹‘𝑦), (𝑁‘(𝐹‘𝑦))))
frgpup.h	⊢ (𝜑 → 𝐻 ∈ Grp)
frgpup.i	⊢ (𝜑 → 𝐼 ∈ 𝑉)
frgpup.a	⊢ (𝜑 → 𝐹:𝐼⟶𝐵)
frgpup.w	⊢ 𝑊 = ( I ‘Word (𝐼 × 2𝑜))
frgpup.r	⊢ ∼ = ( ~FG ‘𝐼)
frgpup.g	⊢ 𝐺 = (freeGrp‘𝐼)
frgpup.x	⊢ 𝑋 = (Base‘𝐺)
frgpup.e	⊢ 𝐸 = ran (𝑔 ∈ 𝑊 ↦ ⟨[𝑔] ∼ , (𝐻 Σg (𝑇 ∘ 𝑔))⟩)
frgpup.u	⊢ 𝑈 = (varFGrp‘𝐼)
frgpup3.k	⊢ (𝜑 → 𝐾 ∈ (𝐺 GrpHom 𝐻))
frgpup3.e	⊢ (𝜑 → (𝐾 ∘ 𝑈) = 𝐹)

Assertion

Ref	Expression
frgpup3lem	⊢ (𝜑 → 𝐾 = 𝐸)

Distinct variable groups:   𝑦,𝑔,𝑧   𝑔,𝐻   𝑦,𝐹,𝑧   𝑦,𝑁,𝑧   𝐵,𝑔,𝑦,𝑧   𝑇,𝑔   ∼ ,𝑔   𝜑,𝑔,𝑦,𝑧   𝑦,𝐼,𝑧   𝑔,𝑊

Allowed substitution hints:   ∼ (𝑦,𝑧)   𝑇(𝑦,𝑧)   𝑈(𝑦,𝑧,𝑔)   𝐸(𝑦,𝑧,𝑔)   𝐹(𝑔)   𝐺(𝑦,𝑧,𝑔)   𝐻(𝑦,𝑧)   𝐼(𝑔)   𝐾(𝑦,𝑧,𝑔)   𝑁(𝑔)   𝑉(𝑦,𝑧,𝑔)   𝑊(𝑦,𝑧)   𝑋(𝑦,𝑧,𝑔)

Proof of Theorem frgpup3lem

Dummy variables 𝑎 𝑡 𝑛 𝑖 𝑗 𝑤 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		frgpup3.k	. . 3 ⊢ (𝜑 → 𝐾 ∈ (𝐺 GrpHom 𝐻))
2		frgpup.x	. . . 4 ⊢ 𝑋 = (Base‘𝐺)
3		frgpup.b	. . . 4 ⊢ 𝐵 = (Base‘𝐻)
4	2, 3	ghmf 17711	. . 3 ⊢ (𝐾 ∈ (𝐺 GrpHom 𝐻) → 𝐾:𝑋⟶𝐵)
5		ffn 6083	. . 3 ⊢ (𝐾:𝑋⟶𝐵 → 𝐾 Fn 𝑋)
6	1, 4, 5	3syl 18	. 2 ⊢ (𝜑 → 𝐾 Fn 𝑋)
7		frgpup.n	. . . 4 ⊢ 𝑁 = (invg‘𝐻)
8		frgpup.t	. . . 4 ⊢ 𝑇 = (𝑦 ∈ 𝐼, 𝑧 ∈ 2𝑜 ↦ if(𝑧 = ∅, (𝐹‘𝑦), (𝑁‘(𝐹‘𝑦))))
9		frgpup.h	. . . 4 ⊢ (𝜑 → 𝐻 ∈ Grp)
10		frgpup.i	. . . 4 ⊢ (𝜑 → 𝐼 ∈ 𝑉)
11		frgpup.a	. . . 4 ⊢ (𝜑 → 𝐹:𝐼⟶𝐵)
12		frgpup.w	. . . 4 ⊢ 𝑊 = ( I ‘Word (𝐼 × 2𝑜))
13		frgpup.r	. . . 4 ⊢ ∼ = ( ~FG ‘𝐼)
14		frgpup.g	. . . 4 ⊢ 𝐺 = (freeGrp‘𝐼)
15		frgpup.e	. . . 4 ⊢ 𝐸 = ran (𝑔 ∈ 𝑊 ↦ ⟨[𝑔] ∼ , (𝐻 Σg (𝑇 ∘ 𝑔))⟩)
16	3, 7, 8, 9, 10, 11, 12, 13, 14, 2, 15	frgpup1 18234	. . 3 ⊢ (𝜑 → 𝐸 ∈ (𝐺 GrpHom 𝐻))
17	2, 3	ghmf 17711	. . 3 ⊢ (𝐸 ∈ (𝐺 GrpHom 𝐻) → 𝐸:𝑋⟶𝐵)
18		ffn 6083	. . 3 ⊢ (𝐸:𝑋⟶𝐵 → 𝐸 Fn 𝑋)
19	16, 17, 18	3syl 18	. 2 ⊢ (𝜑 → 𝐸 Fn 𝑋)
20		eqid 2651	. . . . . . . . 9 ⊢ (freeMnd‘(𝐼 × 2𝑜)) = (freeMnd‘(𝐼 × 2𝑜))
21	14, 20, 13	frgpval 18217	. . . . . . . 8 ⊢ (𝐼 ∈ 𝑉 → 𝐺 = ((freeMnd‘(𝐼 × 2𝑜)) /s ∼ ))
22	10, 21	syl 17	. . . . . . 7 ⊢ (𝜑 → 𝐺 = ((freeMnd‘(𝐼 × 2𝑜)) /s ∼ ))
23		2on 7613	. . . . . . . . . . 11 ⊢ 2𝑜 ∈ On
24		xpexg 7002	. . . . . . . . . . 11 ⊢ ((𝐼 ∈ 𝑉 ∧ 2𝑜 ∈ On) → (𝐼 × 2𝑜) ∈ V)
25	10, 23, 24	sylancl 695	. . . . . . . . . 10 ⊢ (𝜑 → (𝐼 × 2𝑜) ∈ V)
26		wrdexg 13347	. . . . . . . . . 10 ⊢ ((𝐼 × 2𝑜) ∈ V → Word (𝐼 × 2𝑜) ∈ V)
27		fvi 6294	. . . . . . . . . 10 ⊢ (Word (𝐼 × 2𝑜) ∈ V → ( I ‘Word (𝐼 × 2𝑜)) = Word (𝐼 × 2𝑜))
28	25, 26, 27	3syl 18	. . . . . . . . 9 ⊢ (𝜑 → ( I ‘Word (𝐼 × 2𝑜)) = Word (𝐼 × 2𝑜))
29	12, 28	syl5eq 2697	. . . . . . . 8 ⊢ (𝜑 → 𝑊 = Word (𝐼 × 2𝑜))
30		eqid 2651	. . . . . . . . . 10 ⊢ (Base‘(freeMnd‘(𝐼 × 2𝑜))) = (Base‘(freeMnd‘(𝐼 × 2𝑜)))
31	20, 30	frmdbas 17436	. . . . . . . . 9 ⊢ ((𝐼 × 2𝑜) ∈ V → (Base‘(freeMnd‘(𝐼 × 2𝑜))) = Word (𝐼 × 2𝑜))
32	25, 31	syl 17	. . . . . . . 8 ⊢ (𝜑 → (Base‘(freeMnd‘(𝐼 × 2𝑜))) = Word (𝐼 × 2𝑜))
33	29, 32	eqtr4d 2688	. . . . . . 7 ⊢ (𝜑 → 𝑊 = (Base‘(freeMnd‘(𝐼 × 2𝑜))))
34		fvex 6239	. . . . . . . . 9 ⊢ ( ~FG ‘𝐼) ∈ V
35	13, 34	eqeltri 2726	. . . . . . . 8 ⊢ ∼ ∈ V
36	35	a1i 11	. . . . . . 7 ⊢ (𝜑 → ∼ ∈ V)
37		fvexd 6241	. . . . . . 7 ⊢ (𝜑 → (freeMnd‘(𝐼 × 2𝑜)) ∈ V)
38	22, 33, 36, 37	qusbas 16252	. . . . . 6 ⊢ (𝜑 → (𝑊 / ∼ ) = (Base‘𝐺))
39	38, 2	syl6reqr 2704	. . . . 5 ⊢ (𝜑 → 𝑋 = (𝑊 / ∼ ))
40		eqimss 3690	. . . . 5 ⊢ (𝑋 = (𝑊 / ∼ ) → 𝑋 ⊆ (𝑊 / ∼ ))
41	39, 40	syl 17	. . . 4 ⊢ (𝜑 → 𝑋 ⊆ (𝑊 / ∼ ))
42	41	sselda 3636	. . 3 ⊢ ((𝜑 ∧ 𝑎 ∈ 𝑋) → 𝑎 ∈ (𝑊 / ∼ ))
43		eqid 2651	. . . 4 ⊢ (𝑊 / ∼ ) = (𝑊 / ∼ )
44		fveq2 6229	. . . . 5 ⊢ ([𝑡] ∼ = 𝑎 → (𝐾‘[𝑡] ∼ ) = (𝐾‘𝑎))
45		fveq2 6229	. . . . 5 ⊢ ([𝑡] ∼ = 𝑎 → (𝐸‘[𝑡] ∼ ) = (𝐸‘𝑎))
46	44, 45	eqeq12d 2666	. . . 4 ⊢ ([𝑡] ∼ = 𝑎 → ((𝐾‘[𝑡] ∼ ) = (𝐸‘[𝑡] ∼ ) ↔ (𝐾‘𝑎) = (𝐸‘𝑎)))
47		simpr 476	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → 𝑡 ∈ 𝑊)
48	29	adantr 480	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → 𝑊 = Word (𝐼 × 2𝑜))
49	47, 48	eleqtrd 2732	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → 𝑡 ∈ Word (𝐼 × 2𝑜))
50		wrdf 13342	. . . . . . . . . . . . 13 ⊢ (𝑡 ∈ Word (𝐼 × 2𝑜) → 𝑡:(0..^(#‘𝑡))⟶(𝐼 × 2𝑜))
51	49, 50	syl 17	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → 𝑡:(0..^(#‘𝑡))⟶(𝐼 × 2𝑜))
52	51	ffvelrnda 6399	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑡 ∈ 𝑊) ∧ 𝑛 ∈ (0..^(#‘𝑡))) → (𝑡‘𝑛) ∈ (𝐼 × 2𝑜))
53		elxp2 5166	. . . . . . . . . . 11 ⊢ ((𝑡‘𝑛) ∈ (𝐼 × 2𝑜) ↔ ∃𝑖 ∈ 𝐼 ∃𝑗 ∈ 2𝑜 (𝑡‘𝑛) = ⟨𝑖, 𝑗⟩)
54	52, 53	sylib 208	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑡 ∈ 𝑊) ∧ 𝑛 ∈ (0..^(#‘𝑡))) → ∃𝑖 ∈ 𝐼 ∃𝑗 ∈ 2𝑜 (𝑡‘𝑛) = ⟨𝑖, 𝑗⟩)
55		fveq2 6229	. . . . . . . . . . . . . . . . 17 ⊢ (𝑦 = 𝑖 → (𝐹‘𝑦) = (𝐹‘𝑖))
56	55	fveq2d 6233	. . . . . . . . . . . . . . . . 17 ⊢ (𝑦 = 𝑖 → (𝑁‘(𝐹‘𝑦)) = (𝑁‘(𝐹‘𝑖)))
57	55, 56	ifeq12d 4139	. . . . . . . . . . . . . . . 16 ⊢ (𝑦 = 𝑖 → if(𝑧 = ∅, (𝐹‘𝑦), (𝑁‘(𝐹‘𝑦))) = if(𝑧 = ∅, (𝐹‘𝑖), (𝑁‘(𝐹‘𝑖))))
58		eqeq1 2655	. . . . . . . . . . . . . . . . 17 ⊢ (𝑧 = 𝑗 → (𝑧 = ∅ ↔ 𝑗 = ∅))
59	58	ifbid 4141	. . . . . . . . . . . . . . . 16 ⊢ (𝑧 = 𝑗 → if(𝑧 = ∅, (𝐹‘𝑖), (𝑁‘(𝐹‘𝑖))) = if(𝑗 = ∅, (𝐹‘𝑖), (𝑁‘(𝐹‘𝑖))))
60		fvex 6239	. . . . . . . . . . . . . . . . 17 ⊢ (𝐹‘𝑖) ∈ V
61		fvex 6239	. . . . . . . . . . . . . . . . 17 ⊢ (𝑁‘(𝐹‘𝑖)) ∈ V
62	60, 61	ifex 4189	. . . . . . . . . . . . . . . 16 ⊢ if(𝑗 = ∅, (𝐹‘𝑖), (𝑁‘(𝐹‘𝑖))) ∈ V
63	57, 59, 8, 62	ovmpt2 6838	. . . . . . . . . . . . . . 15 ⊢ ((𝑖 ∈ 𝐼 ∧ 𝑗 ∈ 2𝑜) → (𝑖𝑇𝑗) = if(𝑗 = ∅, (𝐹‘𝑖), (𝑁‘(𝐹‘𝑖))))
64	63	adantl 481	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (𝑖 ∈ 𝐼 ∧ 𝑗 ∈ 2𝑜)) → (𝑖𝑇𝑗) = if(𝑗 = ∅, (𝐹‘𝑖), (𝑁‘(𝐹‘𝑖))))
65		elpri 4230	. . . . . . . . . . . . . . . . 17 ⊢ (𝑗 ∈ {∅, 1𝑜} → (𝑗 = ∅ ∨ 𝑗 = 1𝑜))
66		df2o3 7618	. . . . . . . . . . . . . . . . 17 ⊢ 2𝑜 = {∅, 1𝑜}
67	65, 66	eleq2s 2748	. . . . . . . . . . . . . . . 16 ⊢ (𝑗 ∈ 2𝑜 → (𝑗 = ∅ ∨ 𝑗 = 1𝑜))
68		frgpup3.e	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ (𝜑 → (𝐾 ∘ 𝑈) = 𝐹)
69	68	adantr 480	. . . . . . . . . . . . . . . . . . . . 21 ⊢ ((𝜑 ∧ 𝑖 ∈ 𝐼) → (𝐾 ∘ 𝑈) = 𝐹)
70	69	fveq1d 6231	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((𝜑 ∧ 𝑖 ∈ 𝐼) → ((𝐾 ∘ 𝑈)‘𝑖) = (𝐹‘𝑖))
71		frgpup.u	. . . . . . . . . . . . . . . . . . . . . . 23 ⊢ 𝑈 = (varFGrp‘𝐼)
72	13, 71, 14, 2	vrgpf 18227	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ (𝐼 ∈ 𝑉 → 𝑈:𝐼⟶𝑋)
73	10, 72	syl 17	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (𝜑 → 𝑈:𝐼⟶𝑋)
74		fvco3 6314	. . . . . . . . . . . . . . . . . . . . 21 ⊢ ((𝑈:𝐼⟶𝑋 ∧ 𝑖 ∈ 𝐼) → ((𝐾 ∘ 𝑈)‘𝑖) = (𝐾‘(𝑈‘𝑖)))
75	73, 74	sylan 487	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((𝜑 ∧ 𝑖 ∈ 𝐼) → ((𝐾 ∘ 𝑈)‘𝑖) = (𝐾‘(𝑈‘𝑖)))
76	70, 75	eqtr3d 2687	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝜑 ∧ 𝑖 ∈ 𝐼) → (𝐹‘𝑖) = (𝐾‘(𝑈‘𝑖)))
77	76	adantr 480	. . . . . . . . . . . . . . . . . 18 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = ∅) → (𝐹‘𝑖) = (𝐾‘(𝑈‘𝑖)))
78		iftrue 4125	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑗 = ∅ → if(𝑗 = ∅, (𝐹‘𝑖), (𝑁‘(𝐹‘𝑖))) = (𝐹‘𝑖))
79	78	adantl 481	. . . . . . . . . . . . . . . . . 18 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = ∅) → if(𝑗 = ∅, (𝐹‘𝑖), (𝑁‘(𝐹‘𝑖))) = (𝐹‘𝑖))
80		simpr 476	. . . . . . . . . . . . . . . . . . . . . . 23 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = ∅) → 𝑗 = ∅)
81	80	opeq2d 4440	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = ∅) → ⟨𝑖, 𝑗⟩ = ⟨𝑖, ∅⟩)
82	81	s1eqd 13417	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = ∅) → ⟨“⟨𝑖, 𝑗⟩”⟩ = ⟨“⟨𝑖, ∅⟩”⟩)
83	82	eceq1d 7826	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = ∅) → [⟨“⟨𝑖, 𝑗⟩”⟩] ∼ = [⟨“⟨𝑖, ∅⟩”⟩] ∼ )
84	13, 71	vrgpval 18226	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑖 ∈ 𝐼) → (𝑈‘𝑖) = [⟨“⟨𝑖, ∅⟩”⟩] ∼ )
85	10, 84	sylan 487	. . . . . . . . . . . . . . . . . . . . 21 ⊢ ((𝜑 ∧ 𝑖 ∈ 𝐼) → (𝑈‘𝑖) = [⟨“⟨𝑖, ∅⟩”⟩] ∼ )
86	85	adantr 480	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = ∅) → (𝑈‘𝑖) = [⟨“⟨𝑖, ∅⟩”⟩] ∼ )
87	83, 86	eqtr4d 2688	. . . . . . . . . . . . . . . . . . 19 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = ∅) → [⟨“⟨𝑖, 𝑗⟩”⟩] ∼ = (𝑈‘𝑖))
88	87	fveq2d 6233	. . . . . . . . . . . . . . . . . 18 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = ∅) → (𝐾‘[⟨“⟨𝑖, 𝑗⟩”⟩] ∼ ) = (𝐾‘(𝑈‘𝑖)))
89	77, 79, 88	3eqtr4d 2695	. . . . . . . . . . . . . . . . 17 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = ∅) → if(𝑗 = ∅, (𝐹‘𝑖), (𝑁‘(𝐹‘𝑖))) = (𝐾‘[⟨“⟨𝑖, 𝑗⟩”⟩] ∼ ))
90	76	fveq2d 6233	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((𝜑 ∧ 𝑖 ∈ 𝐼) → (𝑁‘(𝐹‘𝑖)) = (𝑁‘(𝐾‘(𝑈‘𝑖))))
91	1	adantr 480	. . . . . . . . . . . . . . . . . . . . 21 ⊢ ((𝜑 ∧ 𝑖 ∈ 𝐼) → 𝐾 ∈ (𝐺 GrpHom 𝐻))
92	73	ffvelrnda 6399	. . . . . . . . . . . . . . . . . . . . 21 ⊢ ((𝜑 ∧ 𝑖 ∈ 𝐼) → (𝑈‘𝑖) ∈ 𝑋)
93		eqid 2651	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ (invg‘𝐺) = (invg‘𝐺)
94	2, 93, 7	ghminv 17714	. . . . . . . . . . . . . . . . . . . . 21 ⊢ ((𝐾 ∈ (𝐺 GrpHom 𝐻) ∧ (𝑈‘𝑖) ∈ 𝑋) → (𝐾‘((invg‘𝐺)‘(𝑈‘𝑖))) = (𝑁‘(𝐾‘(𝑈‘𝑖))))
95	91, 92, 94	syl2anc 694	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((𝜑 ∧ 𝑖 ∈ 𝐼) → (𝐾‘((invg‘𝐺)‘(𝑈‘𝑖))) = (𝑁‘(𝐾‘(𝑈‘𝑖))))
96	90, 95	eqtr4d 2688	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝜑 ∧ 𝑖 ∈ 𝐼) → (𝑁‘(𝐹‘𝑖)) = (𝐾‘((invg‘𝐺)‘(𝑈‘𝑖))))
97	96	adantr 480	. . . . . . . . . . . . . . . . . 18 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = 1𝑜) → (𝑁‘(𝐹‘𝑖)) = (𝐾‘((invg‘𝐺)‘(𝑈‘𝑖))))
98		1n0 7620	. . . . . . . . . . . . . . . . . . . 20 ⊢ 1𝑜 ≠ ∅
99		simpr 476	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = 1𝑜) → 𝑗 = 1𝑜)
100	99	neeq1d 2882	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = 1𝑜) → (𝑗 ≠ ∅ ↔ 1𝑜 ≠ ∅))
101	98, 100	mpbiri 248	. . . . . . . . . . . . . . . . . . 19 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = 1𝑜) → 𝑗 ≠ ∅)
102		ifnefalse 4131	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑗 ≠ ∅ → if(𝑗 = ∅, (𝐹‘𝑖), (𝑁‘(𝐹‘𝑖))) = (𝑁‘(𝐹‘𝑖)))
103	101, 102	syl 17	. . . . . . . . . . . . . . . . . 18 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = 1𝑜) → if(𝑗 = ∅, (𝐹‘𝑖), (𝑁‘(𝐹‘𝑖))) = (𝑁‘(𝐹‘𝑖)))
104	99	opeq2d 4440	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = 1𝑜) → ⟨𝑖, 𝑗⟩ = ⟨𝑖, 1𝑜⟩)
105	104	s1eqd 13417	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = 1𝑜) → ⟨“⟨𝑖, 𝑗⟩”⟩ = ⟨“⟨𝑖, 1𝑜⟩”⟩)
106	105	eceq1d 7826	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = 1𝑜) → [⟨“⟨𝑖, 𝑗⟩”⟩] ∼ = [⟨“⟨𝑖, 1𝑜⟩”⟩] ∼ )
107	13, 71, 14, 93	vrgpinv 18228	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑖 ∈ 𝐼) → ((invg‘𝐺)‘(𝑈‘𝑖)) = [⟨“⟨𝑖, 1𝑜⟩”⟩] ∼ )
108	10, 107	sylan 487	. . . . . . . . . . . . . . . . . . . . 21 ⊢ ((𝜑 ∧ 𝑖 ∈ 𝐼) → ((invg‘𝐺)‘(𝑈‘𝑖)) = [⟨“⟨𝑖, 1𝑜⟩”⟩] ∼ )
109	108	adantr 480	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = 1𝑜) → ((invg‘𝐺)‘(𝑈‘𝑖)) = [⟨“⟨𝑖, 1𝑜⟩”⟩] ∼ )
110	106, 109	eqtr4d 2688	. . . . . . . . . . . . . . . . . . 19 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = 1𝑜) → [⟨“⟨𝑖, 𝑗⟩”⟩] ∼ = ((invg‘𝐺)‘(𝑈‘𝑖)))
111	110	fveq2d 6233	. . . . . . . . . . . . . . . . . 18 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = 1𝑜) → (𝐾‘[⟨“⟨𝑖, 𝑗⟩”⟩] ∼ ) = (𝐾‘((invg‘𝐺)‘(𝑈‘𝑖))))
112	97, 103, 111	3eqtr4d 2695	. . . . . . . . . . . . . . . . 17 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 = 1𝑜) → if(𝑗 = ∅, (𝐹‘𝑖), (𝑁‘(𝐹‘𝑖))) = (𝐾‘[⟨“⟨𝑖, 𝑗⟩”⟩] ∼ ))
113	89, 112	jaodan 843	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ (𝑗 = ∅ ∨ 𝑗 = 1𝑜)) → if(𝑗 = ∅, (𝐹‘𝑖), (𝑁‘(𝐹‘𝑖))) = (𝐾‘[⟨“⟨𝑖, 𝑗⟩”⟩] ∼ ))
114	67, 113	sylan2 490	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ 𝑖 ∈ 𝐼) ∧ 𝑗 ∈ 2𝑜) → if(𝑗 = ∅, (𝐹‘𝑖), (𝑁‘(𝐹‘𝑖))) = (𝐾‘[⟨“⟨𝑖, 𝑗⟩”⟩] ∼ ))
115	114	anasss 680	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (𝑖 ∈ 𝐼 ∧ 𝑗 ∈ 2𝑜)) → if(𝑗 = ∅, (𝐹‘𝑖), (𝑁‘(𝐹‘𝑖))) = (𝐾‘[⟨“⟨𝑖, 𝑗⟩”⟩] ∼ ))
116	64, 115	eqtrd 2685	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (𝑖 ∈ 𝐼 ∧ 𝑗 ∈ 2𝑜)) → (𝑖𝑇𝑗) = (𝐾‘[⟨“⟨𝑖, 𝑗⟩”⟩] ∼ ))
117		fveq2 6229	. . . . . . . . . . . . . . 15 ⊢ ((𝑡‘𝑛) = ⟨𝑖, 𝑗⟩ → (𝑇‘(𝑡‘𝑛)) = (𝑇‘⟨𝑖, 𝑗⟩))
118		df-ov 6693	. . . . . . . . . . . . . . 15 ⊢ (𝑖𝑇𝑗) = (𝑇‘⟨𝑖, 𝑗⟩)
119	117, 118	syl6eqr 2703	. . . . . . . . . . . . . 14 ⊢ ((𝑡‘𝑛) = ⟨𝑖, 𝑗⟩ → (𝑇‘(𝑡‘𝑛)) = (𝑖𝑇𝑗))
120		s1eq 13416	. . . . . . . . . . . . . . . 16 ⊢ ((𝑡‘𝑛) = ⟨𝑖, 𝑗⟩ → ⟨“(𝑡‘𝑛)”⟩ = ⟨“⟨𝑖, 𝑗⟩”⟩)
121	120	eceq1d 7826	. . . . . . . . . . . . . . 15 ⊢ ((𝑡‘𝑛) = ⟨𝑖, 𝑗⟩ → [⟨“(𝑡‘𝑛)”⟩] ∼ = [⟨“⟨𝑖, 𝑗⟩”⟩] ∼ )
122	121	fveq2d 6233	. . . . . . . . . . . . . 14 ⊢ ((𝑡‘𝑛) = ⟨𝑖, 𝑗⟩ → (𝐾‘[⟨“(𝑡‘𝑛)”⟩] ∼ ) = (𝐾‘[⟨“⟨𝑖, 𝑗⟩”⟩] ∼ ))
123	119, 122	eqeq12d 2666	. . . . . . . . . . . . 13 ⊢ ((𝑡‘𝑛) = ⟨𝑖, 𝑗⟩ → ((𝑇‘(𝑡‘𝑛)) = (𝐾‘[⟨“(𝑡‘𝑛)”⟩] ∼ ) ↔ (𝑖𝑇𝑗) = (𝐾‘[⟨“⟨𝑖, 𝑗⟩”⟩] ∼ )))
124	116, 123	syl5ibrcom 237	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ (𝑖 ∈ 𝐼 ∧ 𝑗 ∈ 2𝑜)) → ((𝑡‘𝑛) = ⟨𝑖, 𝑗⟩ → (𝑇‘(𝑡‘𝑛)) = (𝐾‘[⟨“(𝑡‘𝑛)”⟩] ∼ )))
125	124	rexlimdvva 3067	. . . . . . . . . . 11 ⊢ (𝜑 → (∃𝑖 ∈ 𝐼 ∃𝑗 ∈ 2𝑜 (𝑡‘𝑛) = ⟨𝑖, 𝑗⟩ → (𝑇‘(𝑡‘𝑛)) = (𝐾‘[⟨“(𝑡‘𝑛)”⟩] ∼ )))
126	125	ad2antrr 762	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑡 ∈ 𝑊) ∧ 𝑛 ∈ (0..^(#‘𝑡))) → (∃𝑖 ∈ 𝐼 ∃𝑗 ∈ 2𝑜 (𝑡‘𝑛) = ⟨𝑖, 𝑗⟩ → (𝑇‘(𝑡‘𝑛)) = (𝐾‘[⟨“(𝑡‘𝑛)”⟩] ∼ )))
127	54, 126	mpd 15	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑡 ∈ 𝑊) ∧ 𝑛 ∈ (0..^(#‘𝑡))) → (𝑇‘(𝑡‘𝑛)) = (𝐾‘[⟨“(𝑡‘𝑛)”⟩] ∼ ))
128	127	mpteq2dva 4777	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (𝑛 ∈ (0..^(#‘𝑡)) ↦ (𝑇‘(𝑡‘𝑛))) = (𝑛 ∈ (0..^(#‘𝑡)) ↦ (𝐾‘[⟨“(𝑡‘𝑛)”⟩] ∼ )))
129	3, 7, 8, 9, 10, 11	frgpuptf 18229	. . . . . . . . . 10 ⊢ (𝜑 → 𝑇:(𝐼 × 2𝑜)⟶𝐵)
130	129	adantr 480	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → 𝑇:(𝐼 × 2𝑜)⟶𝐵)
131		fcompt 6440	. . . . . . . . 9 ⊢ ((𝑇:(𝐼 × 2𝑜)⟶𝐵 ∧ 𝑡:(0..^(#‘𝑡))⟶(𝐼 × 2𝑜)) → (𝑇 ∘ 𝑡) = (𝑛 ∈ (0..^(#‘𝑡)) ↦ (𝑇‘(𝑡‘𝑛))))
132	130, 51, 131	syl2anc 694	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (𝑇 ∘ 𝑡) = (𝑛 ∈ (0..^(#‘𝑡)) ↦ (𝑇‘(𝑡‘𝑛))))
133	52	s1cld 13419	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑡 ∈ 𝑊) ∧ 𝑛 ∈ (0..^(#‘𝑡))) → ⟨“(𝑡‘𝑛)”⟩ ∈ Word (𝐼 × 2𝑜))
134	29	ad2antrr 762	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑡 ∈ 𝑊) ∧ 𝑛 ∈ (0..^(#‘𝑡))) → 𝑊 = Word (𝐼 × 2𝑜))
135	133, 134	eleqtrrd 2733	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑡 ∈ 𝑊) ∧ 𝑛 ∈ (0..^(#‘𝑡))) → ⟨“(𝑡‘𝑛)”⟩ ∈ 𝑊)
136	14, 13, 12, 2	frgpeccl 18220	. . . . . . . . . 10 ⊢ (⟨“(𝑡‘𝑛)”⟩ ∈ 𝑊 → [⟨“(𝑡‘𝑛)”⟩] ∼ ∈ 𝑋)
137	135, 136	syl 17	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑡 ∈ 𝑊) ∧ 𝑛 ∈ (0..^(#‘𝑡))) → [⟨“(𝑡‘𝑛)”⟩] ∼ ∈ 𝑋)
138	51	feqmptd 6288	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → 𝑡 = (𝑛 ∈ (0..^(#‘𝑡)) ↦ (𝑡‘𝑛)))
139	10	adantr 480	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → 𝐼 ∈ 𝑉)
140	139, 23, 24	sylancl 695	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (𝐼 × 2𝑜) ∈ V)
141		eqid 2651	. . . . . . . . . . . . 13 ⊢ (varFMnd‘(𝐼 × 2𝑜)) = (varFMnd‘(𝐼 × 2𝑜))
142	141	vrmdfval 17440	. . . . . . . . . . . 12 ⊢ ((𝐼 × 2𝑜) ∈ V → (varFMnd‘(𝐼 × 2𝑜)) = (𝑤 ∈ (𝐼 × 2𝑜) ↦ ⟨“𝑤”⟩))
143	140, 142	syl 17	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (varFMnd‘(𝐼 × 2𝑜)) = (𝑤 ∈ (𝐼 × 2𝑜) ↦ ⟨“𝑤”⟩))
144		s1eq 13416	. . . . . . . . . . 11 ⊢ (𝑤 = (𝑡‘𝑛) → ⟨“𝑤”⟩ = ⟨“(𝑡‘𝑛)”⟩)
145	52, 138, 143, 144	fmptco 6436	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡) = (𝑛 ∈ (0..^(#‘𝑡)) ↦ ⟨“(𝑡‘𝑛)”⟩))
146		eqidd 2652	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) = (𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ))
147		eceq1 7825	. . . . . . . . . 10 ⊢ (𝑤 = ⟨“(𝑡‘𝑛)”⟩ → [𝑤] ∼ = [⟨“(𝑡‘𝑛)”⟩] ∼ )
148	135, 145, 146, 147	fmptco 6436	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) ∘ ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡)) = (𝑛 ∈ (0..^(#‘𝑡)) ↦ [⟨“(𝑡‘𝑛)”⟩] ∼ ))
149	1	adantr 480	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → 𝐾 ∈ (𝐺 GrpHom 𝐻))
150	149, 4	syl 17	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → 𝐾:𝑋⟶𝐵)
151	150	feqmptd 6288	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → 𝐾 = (𝑤 ∈ 𝑋 ↦ (𝐾‘𝑤)))
152		fveq2 6229	. . . . . . . . 9 ⊢ (𝑤 = [⟨“(𝑡‘𝑛)”⟩] ∼ → (𝐾‘𝑤) = (𝐾‘[⟨“(𝑡‘𝑛)”⟩] ∼ ))
153	137, 148, 151, 152	fmptco 6436	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (𝐾 ∘ ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) ∘ ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡))) = (𝑛 ∈ (0..^(#‘𝑡)) ↦ (𝐾‘[⟨“(𝑡‘𝑛)”⟩] ∼ )))
154	128, 132, 153	3eqtr4d 2695	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (𝑇 ∘ 𝑡) = (𝐾 ∘ ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) ∘ ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡))))
155	154	oveq2d 6706	. . . . . 6 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (𝐻 Σg (𝑇 ∘ 𝑡)) = (𝐻 Σg (𝐾 ∘ ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) ∘ ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡)))))
156	3, 7, 8, 9, 10, 11, 12, 13, 14, 2, 15	frgpupval 18233	. . . . . 6 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (𝐸‘[𝑡] ∼ ) = (𝐻 Σg (𝑇 ∘ 𝑡)))
157		ghmmhm 17717	. . . . . . . 8 ⊢ (𝐾 ∈ (𝐺 GrpHom 𝐻) → 𝐾 ∈ (𝐺 MndHom 𝐻))
158	149, 157	syl 17	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → 𝐾 ∈ (𝐺 MndHom 𝐻))
159	141	vrmdf 17442	. . . . . . . . . . 11 ⊢ ((𝐼 × 2𝑜) ∈ V → (varFMnd‘(𝐼 × 2𝑜)):(𝐼 × 2𝑜)⟶Word (𝐼 × 2𝑜))
160	140, 159	syl 17	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (varFMnd‘(𝐼 × 2𝑜)):(𝐼 × 2𝑜)⟶Word (𝐼 × 2𝑜))
161	48	feq3d 6070	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → ((varFMnd‘(𝐼 × 2𝑜)):(𝐼 × 2𝑜)⟶𝑊 ↔ (varFMnd‘(𝐼 × 2𝑜)):(𝐼 × 2𝑜)⟶Word (𝐼 × 2𝑜)))
162	160, 161	mpbird 247	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (varFMnd‘(𝐼 × 2𝑜)):(𝐼 × 2𝑜)⟶𝑊)
163		wrdco 13623	. . . . . . . . 9 ⊢ ((𝑡 ∈ Word (𝐼 × 2𝑜) ∧ (varFMnd‘(𝐼 × 2𝑜)):(𝐼 × 2𝑜)⟶𝑊) → ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡) ∈ Word 𝑊)
164	49, 162, 163	syl2anc 694	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡) ∈ Word 𝑊)
165	33	adantr 480	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → 𝑊 = (Base‘(freeMnd‘(𝐼 × 2𝑜))))
166	165	mpteq1d 4771	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) = (𝑤 ∈ (Base‘(freeMnd‘(𝐼 × 2𝑜))) ↦ [𝑤] ∼ ))
167		eqid 2651	. . . . . . . . . . . . 13 ⊢ (𝑤 ∈ (Base‘(freeMnd‘(𝐼 × 2𝑜))) ↦ [𝑤] ∼ ) = (𝑤 ∈ (Base‘(freeMnd‘(𝐼 × 2𝑜))) ↦ [𝑤] ∼ )
168	20, 30, 14, 13, 167	frgpmhm 18224	. . . . . . . . . . . 12 ⊢ (𝐼 ∈ 𝑉 → (𝑤 ∈ (Base‘(freeMnd‘(𝐼 × 2𝑜))) ↦ [𝑤] ∼ ) ∈ ((freeMnd‘(𝐼 × 2𝑜)) MndHom 𝐺))
169	139, 168	syl 17	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (𝑤 ∈ (Base‘(freeMnd‘(𝐼 × 2𝑜))) ↦ [𝑤] ∼ ) ∈ ((freeMnd‘(𝐼 × 2𝑜)) MndHom 𝐺))
170	166, 169	eqeltrd 2730	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) ∈ ((freeMnd‘(𝐼 × 2𝑜)) MndHom 𝐺))
171	30, 2	mhmf 17387	. . . . . . . . . 10 ⊢ ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) ∈ ((freeMnd‘(𝐼 × 2𝑜)) MndHom 𝐺) → (𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ):(Base‘(freeMnd‘(𝐼 × 2𝑜)))⟶𝑋)
172	170, 171	syl 17	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ):(Base‘(freeMnd‘(𝐼 × 2𝑜)))⟶𝑋)
173	165	feq2d 6069	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ):𝑊⟶𝑋 ↔ (𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ):(Base‘(freeMnd‘(𝐼 × 2𝑜)))⟶𝑋))
174	172, 173	mpbird 247	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ):𝑊⟶𝑋)
175		wrdco 13623	. . . . . . . 8 ⊢ ((((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡) ∈ Word 𝑊 ∧ (𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ):𝑊⟶𝑋) → ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) ∘ ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡)) ∈ Word 𝑋)
176	164, 174, 175	syl2anc 694	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) ∘ ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡)) ∈ Word 𝑋)
177	2	gsumwmhm 17429	. . . . . . 7 ⊢ ((𝐾 ∈ (𝐺 MndHom 𝐻) ∧ ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) ∘ ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡)) ∈ Word 𝑋) → (𝐾‘(𝐺 Σg ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) ∘ ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡)))) = (𝐻 Σg (𝐾 ∘ ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) ∘ ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡)))))
178	158, 176, 177	syl2anc 694	. . . . . 6 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (𝐾‘(𝐺 Σg ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) ∘ ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡)))) = (𝐻 Σg (𝐾 ∘ ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) ∘ ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡)))))
179	155, 156, 178	3eqtr4d 2695	. . . . 5 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (𝐸‘[𝑡] ∼ ) = (𝐾‘(𝐺 Σg ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) ∘ ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡)))))
180	20, 141	frmdgsum 17446	. . . . . . . . 9 ⊢ (((𝐼 × 2𝑜) ∈ V ∧ 𝑡 ∈ Word (𝐼 × 2𝑜)) → ((freeMnd‘(𝐼 × 2𝑜)) Σg ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡)) = 𝑡)
181	140, 49, 180	syl2anc 694	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → ((freeMnd‘(𝐼 × 2𝑜)) Σg ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡)) = 𝑡)
182	181	fveq2d 6233	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ )‘((freeMnd‘(𝐼 × 2𝑜)) Σg ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡))) = ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ )‘𝑡))
183		wrdco 13623	. . . . . . . . . 10 ⊢ ((𝑡 ∈ Word (𝐼 × 2𝑜) ∧ (varFMnd‘(𝐼 × 2𝑜)):(𝐼 × 2𝑜)⟶Word (𝐼 × 2𝑜)) → ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡) ∈ Word Word (𝐼 × 2𝑜))
184	49, 160, 183	syl2anc 694	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡) ∈ Word Word (𝐼 × 2𝑜))
185	32	adantr 480	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (Base‘(freeMnd‘(𝐼 × 2𝑜))) = Word (𝐼 × 2𝑜))
186		wrdeq 13359	. . . . . . . . . 10 ⊢ ((Base‘(freeMnd‘(𝐼 × 2𝑜))) = Word (𝐼 × 2𝑜) → Word (Base‘(freeMnd‘(𝐼 × 2𝑜))) = Word Word (𝐼 × 2𝑜))
187	185, 186	syl 17	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → Word (Base‘(freeMnd‘(𝐼 × 2𝑜))) = Word Word (𝐼 × 2𝑜))
188	184, 187	eleqtrrd 2733	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡) ∈ Word (Base‘(freeMnd‘(𝐼 × 2𝑜))))
189	30	gsumwmhm 17429	. . . . . . . 8 ⊢ (((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) ∈ ((freeMnd‘(𝐼 × 2𝑜)) MndHom 𝐺) ∧ ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡) ∈ Word (Base‘(freeMnd‘(𝐼 × 2𝑜)))) → ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ )‘((freeMnd‘(𝐼 × 2𝑜)) Σg ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡))) = (𝐺 Σg ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) ∘ ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡))))
190	170, 188, 189	syl2anc 694	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ )‘((freeMnd‘(𝐼 × 2𝑜)) Σg ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡))) = (𝐺 Σg ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) ∘ ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡))))
191	12, 13	efger 18177	. . . . . . . . 9 ⊢ ∼ Er 𝑊
192	191	a1i 11	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → ∼ Er 𝑊)
193		fvex 6239	. . . . . . . . . 10 ⊢ ( I ‘Word (𝐼 × 2𝑜)) ∈ V
194	12, 193	eqeltri 2726	. . . . . . . . 9 ⊢ 𝑊 ∈ V
195	194	a1i 11	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → 𝑊 ∈ V)
196		eqid 2651	. . . . . . . 8 ⊢ (𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) = (𝑤 ∈ 𝑊 ↦ [𝑤] ∼ )
197	192, 195, 196	divsfval 16254	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ )‘𝑡) = [𝑡] ∼ )
198	182, 190, 197	3eqtr3d 2693	. . . . . 6 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (𝐺 Σg ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) ∘ ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡))) = [𝑡] ∼ )
199	198	fveq2d 6233	. . . . 5 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (𝐾‘(𝐺 Σg ((𝑤 ∈ 𝑊 ↦ [𝑤] ∼ ) ∘ ((varFMnd‘(𝐼 × 2𝑜)) ∘ 𝑡)))) = (𝐾‘[𝑡] ∼ ))
200	179, 199	eqtr2d 2686	. . . 4 ⊢ ((𝜑 ∧ 𝑡 ∈ 𝑊) → (𝐾‘[𝑡] ∼ ) = (𝐸‘[𝑡] ∼ ))
201	43, 46, 200	ectocld 7857	. . 3 ⊢ ((𝜑 ∧ 𝑎 ∈ (𝑊 / ∼ )) → (𝐾‘𝑎) = (𝐸‘𝑎))
202	42, 201	syldan 486	. 2 ⊢ ((𝜑 ∧ 𝑎 ∈ 𝑋) → (𝐾‘𝑎) = (𝐸‘𝑎))
203	6, 19, 202	eqfnfvd 6354	1 ⊢ (𝜑 → 𝐾 = 𝐸)

Syntax hints:   → wi 4   ∨ wo 382   ∧ wa 383   = wceq 1523   ∈ wcel 2030   ≠ wne 2823  ∃wrex 2942  Vcvv 3231   ⊆ wss 3607  ∅c0 3948  ifcif 4119  {cpr 4212  ⟨cop 4216   ↦ cmpt 4762   I cid 5052   × cxp 5141  ran crn 5144   ∘ ccom 5147  Oncon0 5761   Fn wfn 5921  ⟶wf 5922  ‘cfv 5926  (class class class)co 6690   ↦ cmpt2 6692  1_𝑜c1o 7598  2_𝑜c2o 7599   Er wer 7784  [cec 7785   / cqs 7786  0cc0 9974  ..^cfzo 12504  #chash 13157  Word cword 13323  ⟨“cs1 13326  Basecbs 15904   Σ_g cgsu 16148   /_s cqus 16212   MndHom cmhm 17380  freeMndcfrmd 17431  var_FMndcvrmd 17432  Grpcgrp 17469  inv_gcminusg 17470   GrpHom cghm 17704   ~_FG cefg 18165  freeGrpcfrgp 18166  var_FGrpcvrgp 18167

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1762  ax-4 1777  ax-5 1879  ax-6 1945  ax-7 1981  ax-8 2032  ax-9 2039  ax-10 2059  ax-11 2074  ax-12 2087  ax-13 2282  ax-ext 2631  ax-rep 4804  ax-sep 4814  ax-nul 4822  ax-pow 4873  ax-pr 4936  ax-un 6991  ax-cnex 10030  ax-resscn 10031  ax-1cn 10032  ax-icn 10033  ax-addcl 10034  ax-addrcl 10035  ax-mulcl 10036  ax-mulrcl 10037  ax-mulcom 10038  ax-addass 10039  ax-mulass 10040  ax-distr 10041  ax-i2m1 10042  ax-1ne0 10043  ax-1rid 10044  ax-rnegex 10045  ax-rrecex 10046  ax-cnre 10047  ax-pre-lttri 10048  ax-pre-lttrn 10049  ax-pre-ltadd 10050  ax-pre-mulgt0 10051

This theorem depends on definitions:  df-bi 197  df-or 384  df-an 385  df-3or 1055  df-3an 1056  df-tru 1526  df-ex 1745  df-nf 1750  df-sb 1938  df-eu 2502  df-mo 2503  df-clab 2638  df-cleq 2644  df-clel 2647  df-nfc 2782  df-ne 2824  df-nel 2927  df-ral 2946  df-rex 2947  df-reu 2948  df-rmo 2949  df-rab 2950  df-v 3233  df-sbc 3469  df-csb 3567  df-dif 3610  df-un 3612  df-in 3614  df-ss 3621  df-pss 3623  df-nul 3949  df-if 4120  df-pw 4193  df-sn 4211  df-pr 4213  df-tp 4215  df-op 4217  df-ot 4219  df-uni 4469  df-int 4508  df-iun 4554  df-iin 4555  df-br 4686  df-opab 4746  df-mpt 4763  df-tr 4786  df-id 5053  df-eprel 5058  df-po 5064  df-so 5065  df-fr 5102  df-we 5104  df-xp 5149  df-rel 5150  df-cnv 5151  df-co 5152  df-dm 5153  df-rn 5154  df-res 5155  df-ima 5156  df-pred 5718  df-ord 5764  df-on 5765  df-lim 5766  df-suc 5767  df-iota 5889  df-fun 5928  df-fn 5929  df-f 5930  df-f1 5931  df-fo 5932  df-f1o 5933  df-fv 5934  df-riota 6651  df-ov 6693  df-oprab 6694  df-mpt2 6695  df-om 7108  df-1st 7210  df-2nd 7211  df-wrecs 7452  df-recs 7513  df-rdg 7551  df-1o 7605  df-2o 7606  df-oadd 7609  df-er 7787  df-ec 7789  df-qs 7793  df-map 7901  df-pm 7902  df-en 7998  df-dom 7999  df-sdom 8000  df-fin 8001  df-sup 8389  df-inf 8390  df-card 8803  df-pnf 10114  df-mnf 10115  df-xr 10116  df-ltxr 10117  df-le 10118  df-sub 10306  df-neg 10307  df-nn 11059  df-2 11117  df-3 11118  df-4 11119  df-5 11120  df-6 11121  df-7 11122  df-8 11123  df-9 11124  df-n0 11331  df-xnn0 11402  df-z 11416  df-dec 11532  df-uz 11726  df-fz 12365  df-fzo 12505  df-seq 12842  df-hash 13158  df-word 13331  df-lsw 13332  df-concat 13333  df-s1 13334  df-substr 13335  df-splice 13336  df-reverse 13337  df-s2 13639  df-struct 15906  df-ndx 15907  df-slot 15908  df-base 15910  df-sets 15911  df-ress 15912  df-plusg 16001  df-mulr 16002  df-sca 16004  df-vsca 16005  df-ip 16006  df-tset 16007  df-ple 16008  df-ds 16011  df-0g 16149  df-gsum 16150  df-imas 16215  df-qus 16216  df-mgm 17289  df-sgrp 17331  df-mnd 17342  df-mhm 17382  df-submnd 17383  df-frmd 17433  df-vrmd 17434  df-grp 17472  df-minusg 17473  df-ghm 17705  df-efg 18168  df-frgp 18169  df-vrgp 18170

This theorem is referenced by:  frgpup3  18237