elmrsubrn - Mathbox for Mario Carneiro

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Theorem elmrsubrn 35526

Description: Characterization of the substitutions as functions from expressions to expressions that distribute under concatenation and map constants to themselves. (The constant part uses (𝐶 ∖ 𝑉) because we don't know that 𝐶 and 𝑉 are disjoint until we get to ismfs 35555.) (Contributed by Mario Carneiro, 18-Jul-2016.)

**Hypotheses**
Ref	Expression
mrsubccat.s	⊢ 𝑆 = (mRSubst‘𝑇)
mrsubccat.r	⊢ 𝑅 = (mREx‘𝑇)
mrsubcn.v	⊢ 𝑉 = (mVR‘𝑇)
mrsubcn.c	⊢ 𝐶 = (mCN‘𝑇)

**Assertion**
Ref	Expression
elmrsubrn	⊢ (𝑇 ∈ 𝑊 → (𝐹 ∈ ran 𝑆 ↔ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))))

Distinct variable groups: 𝑥,𝑐,𝑦,𝐶 𝑥,𝑅,𝑦 𝑆,𝑐,𝑥,𝑦 𝑥,𝑇,𝑦 𝐹,𝑐,𝑥,𝑦 𝑉,𝑐,𝑥,𝑦 𝑥,𝑊,𝑦 Allowed substitution hints: 𝑅(𝑐) 𝑇(𝑐) 𝑊(𝑐)

Proof of Theorem elmrsubrn Dummy variables 𝑟 𝑣 𝑤 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		mrsubccat.s	. . . 4 ⊢ 𝑆 = (mRSubst‘𝑇)
2		mrsubccat.r	. . . 4 ⊢ 𝑅 = (mREx‘𝑇)
3	1, 2	mrsubf 35523	. . 3 ⊢ (𝐹 ∈ ran 𝑆 → 𝐹:𝑅⟶𝑅)
4		mrsubcn.v	. . . . 5 ⊢ 𝑉 = (mVR‘𝑇)
5		mrsubcn.c	. . . . 5 ⊢ 𝐶 = (mCN‘𝑇)
6	1, 2, 4, 5	mrsubcn 35525	. . . 4 ⊢ ((𝐹 ∈ ran 𝑆 ∧ 𝑐 ∈ (𝐶 ∖ 𝑉)) → (𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩)
7	6	ralrimiva 3145	. . 3 ⊢ (𝐹 ∈ ran 𝑆 → ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩)
8	1, 2	mrsubccat 35524	. . . . 5 ⊢ ((𝐹 ∈ ran 𝑆 ∧ 𝑥 ∈ 𝑅 ∧ 𝑦 ∈ 𝑅) → (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))
9	8	3expb 1120	. . . 4 ⊢ ((𝐹 ∈ ran 𝑆 ∧ (𝑥 ∈ 𝑅 ∧ 𝑦 ∈ 𝑅)) → (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))
10	9	ralrimivva 3201	. . 3 ⊢ (𝐹 ∈ ran 𝑆 → ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))
11	3, 7, 10	3jca 1128	. 2 ⊢ (𝐹 ∈ ran 𝑆 → (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦))))
12	5, 4, 2	mrexval 35507	. . . . . . 7 ⊢ (𝑇 ∈ 𝑊 → 𝑅 = Word (𝐶 ∪ 𝑉))
13	12	adantr 480	. . . . . 6 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → 𝑅 = Word (𝐶 ∪ 𝑉))
14		s1eq 14639	. . . . . . . . . . . . 13 ⊢ (𝑤 = 𝑣 → ⟨“𝑤”⟩ = ⟨“𝑣”⟩)
15	14	fveq2d 6909	. . . . . . . . . . . 12 ⊢ (𝑤 = 𝑣 → (𝐹‘⟨“𝑤”⟩) = (𝐹‘⟨“𝑣”⟩))
16		eqid 2736	. . . . . . . . . . . 12 ⊢ (𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩)) = (𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩))
17		fvex 6918	. . . . . . . . . . . 12 ⊢ (𝐹‘⟨“𝑣”⟩) ∈ V
18	15, 16, 17	fvmpt 7015	. . . . . . . . . . 11 ⊢ (𝑣 ∈ 𝑉 → ((𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩))‘𝑣) = (𝐹‘⟨“𝑣”⟩))
19	18	adantl 481	. . . . . . . . . 10 ⊢ ((((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) ∧ 𝑣 ∈ (𝐶 ∪ 𝑉)) ∧ 𝑣 ∈ 𝑉) → ((𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩))‘𝑣) = (𝐹‘⟨“𝑣”⟩))
20		difun2 4480	. . . . . . . . . . . . . . 15 ⊢ ((𝐶 ∪ 𝑉) ∖ 𝑉) = (𝐶 ∖ 𝑉)
21	20	eleq2i 2832	. . . . . . . . . . . . . 14 ⊢ (𝑣 ∈ ((𝐶 ∪ 𝑉) ∖ 𝑉) ↔ 𝑣 ∈ (𝐶 ∖ 𝑉))
22		eldif 3960	. . . . . . . . . . . . . 14 ⊢ (𝑣 ∈ ((𝐶 ∪ 𝑉) ∖ 𝑉) ↔ (𝑣 ∈ (𝐶 ∪ 𝑉) ∧ ¬ 𝑣 ∈ 𝑉))
23	21, 22	bitr3i 277	. . . . . . . . . . . . 13 ⊢ (𝑣 ∈ (𝐶 ∖ 𝑉) ↔ (𝑣 ∈ (𝐶 ∪ 𝑉) ∧ ¬ 𝑣 ∈ 𝑉))
24		simpr2 1195	. . . . . . . . . . . . . 14 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩)
25		s1eq 14639	. . . . . . . . . . . . . . . . 17 ⊢ (𝑐 = 𝑣 → ⟨“𝑐”⟩ = ⟨“𝑣”⟩)
26	25	fveq2d 6909	. . . . . . . . . . . . . . . 16 ⊢ (𝑐 = 𝑣 → (𝐹‘⟨“𝑐”⟩) = (𝐹‘⟨“𝑣”⟩))
27	26, 25	eqeq12d 2752	. . . . . . . . . . . . . . 15 ⊢ (𝑐 = 𝑣 → ((𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ↔ (𝐹‘⟨“𝑣”⟩) = ⟨“𝑣”⟩))
28	27	rspccva 3620	. . . . . . . . . . . . . 14 ⊢ ((∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ 𝑣 ∈ (𝐶 ∖ 𝑉)) → (𝐹‘⟨“𝑣”⟩) = ⟨“𝑣”⟩)
29	24, 28	sylan 580	. . . . . . . . . . . . 13 ⊢ (((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) ∧ 𝑣 ∈ (𝐶 ∖ 𝑉)) → (𝐹‘⟨“𝑣”⟩) = ⟨“𝑣”⟩)
30	23, 29	sylan2br 595	. . . . . . . . . . . 12 ⊢ (((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) ∧ (𝑣 ∈ (𝐶 ∪ 𝑉) ∧ ¬ 𝑣 ∈ 𝑉)) → (𝐹‘⟨“𝑣”⟩) = ⟨“𝑣”⟩)
31	30	anassrs 467	. . . . . . . . . . 11 ⊢ ((((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) ∧ 𝑣 ∈ (𝐶 ∪ 𝑉)) ∧ ¬ 𝑣 ∈ 𝑉) → (𝐹‘⟨“𝑣”⟩) = ⟨“𝑣”⟩)
32	31	eqcomd 2742	. . . . . . . . . 10 ⊢ ((((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) ∧ 𝑣 ∈ (𝐶 ∪ 𝑉)) ∧ ¬ 𝑣 ∈ 𝑉) → ⟨“𝑣”⟩ = (𝐹‘⟨“𝑣”⟩))
33	19, 32	ifeqda 4561	. . . . . . . . 9 ⊢ (((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) ∧ 𝑣 ∈ (𝐶 ∪ 𝑉)) → if(𝑣 ∈ 𝑉, ((𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩))‘𝑣), ⟨“𝑣”⟩) = (𝐹‘⟨“𝑣”⟩))
34	33	mpteq2dva 5241	. . . . . . . 8 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (𝑣 ∈ (𝐶 ∪ 𝑉) ↦ if(𝑣 ∈ 𝑉, ((𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩))‘𝑣), ⟨“𝑣”⟩)) = (𝑣 ∈ (𝐶 ∪ 𝑉) ↦ (𝐹‘⟨“𝑣”⟩)))
35	34	coeq1d 5871	. . . . . . 7 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → ((𝑣 ∈ (𝐶 ∪ 𝑉) ↦ if(𝑣 ∈ 𝑉, ((𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩))‘𝑣), ⟨“𝑣”⟩)) ∘ 𝑟) = ((𝑣 ∈ (𝐶 ∪ 𝑉) ↦ (𝐹‘⟨“𝑣”⟩)) ∘ 𝑟))
36	35	oveq2d 7448	. . . . . 6 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → ((freeMnd‘(𝐶 ∪ 𝑉)) Σ_g ((𝑣 ∈ (𝐶 ∪ 𝑉) ↦ if(𝑣 ∈ 𝑉, ((𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩))‘𝑣), ⟨“𝑣”⟩)) ∘ 𝑟)) = ((freeMnd‘(𝐶 ∪ 𝑉)) Σ_g ((𝑣 ∈ (𝐶 ∪ 𝑉) ↦ (𝐹‘⟨“𝑣”⟩)) ∘ 𝑟)))
37	13, 36	mpteq12dv 5232	. . . . 5 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (𝑟 ∈ 𝑅 ↦ ((freeMnd‘(𝐶 ∪ 𝑉)) Σ_g ((𝑣 ∈ (𝐶 ∪ 𝑉) ↦ if(𝑣 ∈ 𝑉, ((𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩))‘𝑣), ⟨“𝑣”⟩)) ∘ 𝑟))) = (𝑟 ∈ Word (𝐶 ∪ 𝑉) ↦ ((freeMnd‘(𝐶 ∪ 𝑉)) Σ_g ((𝑣 ∈ (𝐶 ∪ 𝑉) ↦ (𝐹‘⟨“𝑣”⟩)) ∘ 𝑟))))
38		elun2 4182	. . . . . . . 8 ⊢ (𝑣 ∈ 𝑉 → 𝑣 ∈ (𝐶 ∪ 𝑉))
39		simplr1 1215	. . . . . . . . 9 ⊢ (((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) ∧ 𝑣 ∈ (𝐶 ∪ 𝑉)) → 𝐹:𝑅⟶𝑅)
40		simpr 484	. . . . . . . . . . 11 ⊢ (((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) ∧ 𝑣 ∈ (𝐶 ∪ 𝑉)) → 𝑣 ∈ (𝐶 ∪ 𝑉))
41	40	s1cld 14642	. . . . . . . . . 10 ⊢ (((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) ∧ 𝑣 ∈ (𝐶 ∪ 𝑉)) → ⟨“𝑣”⟩ ∈ Word (𝐶 ∪ 𝑉))
42	12	ad2antrr 726	. . . . . . . . . 10 ⊢ (((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) ∧ 𝑣 ∈ (𝐶 ∪ 𝑉)) → 𝑅 = Word (𝐶 ∪ 𝑉))
43	41, 42	eleqtrrd 2843	. . . . . . . . 9 ⊢ (((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) ∧ 𝑣 ∈ (𝐶 ∪ 𝑉)) → ⟨“𝑣”⟩ ∈ 𝑅)
44	39, 43	ffvelcdmd 7104	. . . . . . . 8 ⊢ (((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) ∧ 𝑣 ∈ (𝐶 ∪ 𝑉)) → (𝐹‘⟨“𝑣”⟩) ∈ 𝑅)
45	38, 44	sylan2 593	. . . . . . 7 ⊢ (((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) ∧ 𝑣 ∈ 𝑉) → (𝐹‘⟨“𝑣”⟩) ∈ 𝑅)
46	15	cbvmptv 5254	. . . . . . 7 ⊢ (𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩)) = (𝑣 ∈ 𝑉 ↦ (𝐹‘⟨“𝑣”⟩))
47	45, 46	fmptd 7133	. . . . . 6 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩)):𝑉⟶𝑅)
48		ssid 4005	. . . . . 6 ⊢ 𝑉 ⊆ 𝑉
49		eqid 2736	. . . . . . 7 ⊢ (freeMnd‘(𝐶 ∪ 𝑉)) = (freeMnd‘(𝐶 ∪ 𝑉))
50	5, 4, 2, 1, 49	mrsubfval 35514	. . . . . 6 ⊢ (((𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩)):𝑉⟶𝑅 ∧ 𝑉 ⊆ 𝑉) → (𝑆‘(𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩))) = (𝑟 ∈ 𝑅 ↦ ((freeMnd‘(𝐶 ∪ 𝑉)) Σ_g ((𝑣 ∈ (𝐶 ∪ 𝑉) ↦ if(𝑣 ∈ 𝑉, ((𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩))‘𝑣), ⟨“𝑣”⟩)) ∘ 𝑟))))
51	47, 48, 50	sylancl 586	. . . . 5 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (𝑆‘(𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩))) = (𝑟 ∈ 𝑅 ↦ ((freeMnd‘(𝐶 ∪ 𝑉)) Σ_g ((𝑣 ∈ (𝐶 ∪ 𝑉) ↦ if(𝑣 ∈ 𝑉, ((𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩))‘𝑣), ⟨“𝑣”⟩)) ∘ 𝑟))))
52	5	fvexi 6919	. . . . . . . . 9 ⊢ 𝐶 ∈ V
53	4	fvexi 6919	. . . . . . . . 9 ⊢ 𝑉 ∈ V
54	52, 53	unex 7765	. . . . . . . 8 ⊢ (𝐶 ∪ 𝑉) ∈ V
55	49	frmdmnd 18873	. . . . . . . 8 ⊢ ((𝐶 ∪ 𝑉) ∈ V → (freeMnd‘(𝐶 ∪ 𝑉)) ∈ Mnd)
56	54, 55	ax-mp 5	. . . . . . 7 ⊢ (freeMnd‘(𝐶 ∪ 𝑉)) ∈ Mnd
57	56	a1i 11	. . . . . 6 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (freeMnd‘(𝐶 ∪ 𝑉)) ∈ Mnd)
58	54	a1i 11	. . . . . 6 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (𝐶 ∪ 𝑉) ∈ V)
59	44, 42	eleqtrd 2842	. . . . . . 7 ⊢ (((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) ∧ 𝑣 ∈ (𝐶 ∪ 𝑉)) → (𝐹‘⟨“𝑣”⟩) ∈ Word (𝐶 ∪ 𝑉))
60	59	fmpttd 7134	. . . . . 6 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (𝑣 ∈ (𝐶 ∪ 𝑉) ↦ (𝐹‘⟨“𝑣”⟩)):(𝐶 ∪ 𝑉)⟶Word (𝐶 ∪ 𝑉))
61		simpr1 1194	. . . . . . . 8 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → 𝐹:𝑅⟶𝑅)
62	13, 13	feq23d 6730	. . . . . . . 8 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (𝐹:𝑅⟶𝑅 ↔ 𝐹:Word (𝐶 ∪ 𝑉)⟶Word (𝐶 ∪ 𝑉)))
63	61, 62	mpbid 232	. . . . . . 7 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → 𝐹:Word (𝐶 ∪ 𝑉)⟶Word (𝐶 ∪ 𝑉))
64		simpr3 1196	. . . . . . . 8 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))
65		simprl 770	. . . . . . . . . . . . . . 15 ⊢ (((𝑇 ∈ 𝑊 ∧ 𝐹:𝑅⟶𝑅) ∧ (𝑥 ∈ 𝑅 ∧ 𝑦 ∈ 𝑅)) → 𝑥 ∈ 𝑅)
66	12	adantr 480	. . . . . . . . . . . . . . . 16 ⊢ ((𝑇 ∈ 𝑊 ∧ 𝐹:𝑅⟶𝑅) → 𝑅 = Word (𝐶 ∪ 𝑉))
67	66	adantr 480	. . . . . . . . . . . . . . 15 ⊢ (((𝑇 ∈ 𝑊 ∧ 𝐹:𝑅⟶𝑅) ∧ (𝑥 ∈ 𝑅 ∧ 𝑦 ∈ 𝑅)) → 𝑅 = Word (𝐶 ∪ 𝑉))
68	65, 67	eleqtrd 2842	. . . . . . . . . . . . . 14 ⊢ (((𝑇 ∈ 𝑊 ∧ 𝐹:𝑅⟶𝑅) ∧ (𝑥 ∈ 𝑅 ∧ 𝑦 ∈ 𝑅)) → 𝑥 ∈ Word (𝐶 ∪ 𝑉))
69		simprr 772	. . . . . . . . . . . . . . 15 ⊢ (((𝑇 ∈ 𝑊 ∧ 𝐹:𝑅⟶𝑅) ∧ (𝑥 ∈ 𝑅 ∧ 𝑦 ∈ 𝑅)) → 𝑦 ∈ 𝑅)
70	69, 67	eleqtrd 2842	. . . . . . . . . . . . . 14 ⊢ (((𝑇 ∈ 𝑊 ∧ 𝐹:𝑅⟶𝑅) ∧ (𝑥 ∈ 𝑅 ∧ 𝑦 ∈ 𝑅)) → 𝑦 ∈ Word (𝐶 ∪ 𝑉))
71		eqid 2736	. . . . . . . . . . . . . . . . . 18 ⊢ (Base‘(freeMnd‘(𝐶 ∪ 𝑉))) = (Base‘(freeMnd‘(𝐶 ∪ 𝑉)))
72	49, 71	frmdbas 18866	. . . . . . . . . . . . . . . . 17 ⊢ ((𝐶 ∪ 𝑉) ∈ V → (Base‘(freeMnd‘(𝐶 ∪ 𝑉))) = Word (𝐶 ∪ 𝑉))
73	54, 72	ax-mp 5	. . . . . . . . . . . . . . . 16 ⊢ (Base‘(freeMnd‘(𝐶 ∪ 𝑉))) = Word (𝐶 ∪ 𝑉)
74	73	eqcomi 2745	. . . . . . . . . . . . . . 15 ⊢ Word (𝐶 ∪ 𝑉) = (Base‘(freeMnd‘(𝐶 ∪ 𝑉)))
75		eqid 2736	. . . . . . . . . . . . . . 15 ⊢ (+_g‘(freeMnd‘(𝐶 ∪ 𝑉))) = (+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))
76	49, 74, 75	frmdadd 18869	. . . . . . . . . . . . . 14 ⊢ ((𝑥 ∈ Word (𝐶 ∪ 𝑉) ∧ 𝑦 ∈ Word (𝐶 ∪ 𝑉)) → (𝑥(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))𝑦) = (𝑥 ++ 𝑦))
77	68, 70, 76	syl2anc 584	. . . . . . . . . . . . 13 ⊢ (((𝑇 ∈ 𝑊 ∧ 𝐹:𝑅⟶𝑅) ∧ (𝑥 ∈ 𝑅 ∧ 𝑦 ∈ 𝑅)) → (𝑥(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))𝑦) = (𝑥 ++ 𝑦))
78	77	fveq2d 6909	. . . . . . . . . . . 12 ⊢ (((𝑇 ∈ 𝑊 ∧ 𝐹:𝑅⟶𝑅) ∧ (𝑥 ∈ 𝑅 ∧ 𝑦 ∈ 𝑅)) → (𝐹‘(𝑥(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))𝑦)) = (𝐹‘(𝑥 ++ 𝑦)))
79		ffvelcdm 7100	. . . . . . . . . . . . . . 15 ⊢ ((𝐹:𝑅⟶𝑅 ∧ 𝑥 ∈ 𝑅) → (𝐹‘𝑥) ∈ 𝑅)
80	79	ad2ant2lr 748	. . . . . . . . . . . . . 14 ⊢ (((𝑇 ∈ 𝑊 ∧ 𝐹:𝑅⟶𝑅) ∧ (𝑥 ∈ 𝑅 ∧ 𝑦 ∈ 𝑅)) → (𝐹‘𝑥) ∈ 𝑅)
81	80, 67	eleqtrd 2842	. . . . . . . . . . . . 13 ⊢ (((𝑇 ∈ 𝑊 ∧ 𝐹:𝑅⟶𝑅) ∧ (𝑥 ∈ 𝑅 ∧ 𝑦 ∈ 𝑅)) → (𝐹‘𝑥) ∈ Word (𝐶 ∪ 𝑉))
82		ffvelcdm 7100	. . . . . . . . . . . . . . 15 ⊢ ((𝐹:𝑅⟶𝑅 ∧ 𝑦 ∈ 𝑅) → (𝐹‘𝑦) ∈ 𝑅)
83	82	ad2ant2l 746	. . . . . . . . . . . . . 14 ⊢ (((𝑇 ∈ 𝑊 ∧ 𝐹:𝑅⟶𝑅) ∧ (𝑥 ∈ 𝑅 ∧ 𝑦 ∈ 𝑅)) → (𝐹‘𝑦) ∈ 𝑅)
84	83, 67	eleqtrd 2842	. . . . . . . . . . . . 13 ⊢ (((𝑇 ∈ 𝑊 ∧ 𝐹:𝑅⟶𝑅) ∧ (𝑥 ∈ 𝑅 ∧ 𝑦 ∈ 𝑅)) → (𝐹‘𝑦) ∈ Word (𝐶 ∪ 𝑉))
85	49, 74, 75	frmdadd 18869	. . . . . . . . . . . . 13 ⊢ (((𝐹‘𝑥) ∈ Word (𝐶 ∪ 𝑉) ∧ (𝐹‘𝑦) ∈ Word (𝐶 ∪ 𝑉)) → ((𝐹‘𝑥)(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))(𝐹‘𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))
86	81, 84, 85	syl2anc 584	. . . . . . . . . . . 12 ⊢ (((𝑇 ∈ 𝑊 ∧ 𝐹:𝑅⟶𝑅) ∧ (𝑥 ∈ 𝑅 ∧ 𝑦 ∈ 𝑅)) → ((𝐹‘𝑥)(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))(𝐹‘𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))
87	78, 86	eqeq12d 2752	. . . . . . . . . . 11 ⊢ (((𝑇 ∈ 𝑊 ∧ 𝐹:𝑅⟶𝑅) ∧ (𝑥 ∈ 𝑅 ∧ 𝑦 ∈ 𝑅)) → ((𝐹‘(𝑥(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))𝑦)) = ((𝐹‘𝑥)(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))(𝐹‘𝑦)) ↔ (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦))))
88	87	2ralbidva 3218	. . . . . . . . . 10 ⊢ ((𝑇 ∈ 𝑊 ∧ 𝐹:𝑅⟶𝑅) → (∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))𝑦)) = ((𝐹‘𝑥)(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))(𝐹‘𝑦)) ↔ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦))))
89	66	raleqdv 3325	. . . . . . . . . . 11 ⊢ ((𝑇 ∈ 𝑊 ∧ 𝐹:𝑅⟶𝑅) → (∀𝑦 ∈ 𝑅 (𝐹‘(𝑥(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))𝑦)) = ((𝐹‘𝑥)(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))(𝐹‘𝑦)) ↔ ∀𝑦 ∈ Word (𝐶 ∪ 𝑉)(𝐹‘(𝑥(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))𝑦)) = ((𝐹‘𝑥)(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))(𝐹‘𝑦))))
90	66, 89	raleqbidv 3345	. . . . . . . . . 10 ⊢ ((𝑇 ∈ 𝑊 ∧ 𝐹:𝑅⟶𝑅) → (∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))𝑦)) = ((𝐹‘𝑥)(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))(𝐹‘𝑦)) ↔ ∀𝑥 ∈ Word (𝐶 ∪ 𝑉)∀𝑦 ∈ Word (𝐶 ∪ 𝑉)(𝐹‘(𝑥(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))𝑦)) = ((𝐹‘𝑥)(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))(𝐹‘𝑦))))
91	88, 90	bitr3d 281	. . . . . . . . 9 ⊢ ((𝑇 ∈ 𝑊 ∧ 𝐹:𝑅⟶𝑅) → (∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)) ↔ ∀𝑥 ∈ Word (𝐶 ∪ 𝑉)∀𝑦 ∈ Word (𝐶 ∪ 𝑉)(𝐹‘(𝑥(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))𝑦)) = ((𝐹‘𝑥)(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))(𝐹‘𝑦))))
92	91	3ad2antr1 1188	. . . . . . . 8 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)) ↔ ∀𝑥 ∈ Word (𝐶 ∪ 𝑉)∀𝑦 ∈ Word (𝐶 ∪ 𝑉)(𝐹‘(𝑥(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))𝑦)) = ((𝐹‘𝑥)(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))(𝐹‘𝑦))))
93	64, 92	mpbid 232	. . . . . . 7 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → ∀𝑥 ∈ Word (𝐶 ∪ 𝑉)∀𝑦 ∈ Word (𝐶 ∪ 𝑉)(𝐹‘(𝑥(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))𝑦)) = ((𝐹‘𝑥)(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))(𝐹‘𝑦)))
94		wrd0 14578	. . . . . . . . . . . 12 ⊢ ∅ ∈ Word (𝐶 ∪ 𝑉)
95		ffvelcdm 7100	. . . . . . . . . . . 12 ⊢ ((𝐹:Word (𝐶 ∪ 𝑉)⟶Word (𝐶 ∪ 𝑉) ∧ ∅ ∈ Word (𝐶 ∪ 𝑉)) → (𝐹‘∅) ∈ Word (𝐶 ∪ 𝑉))
96	63, 94, 95	sylancl 586	. . . . . . . . . . 11 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (𝐹‘∅) ∈ Word (𝐶 ∪ 𝑉))
97		lencl 14572	. . . . . . . . . . 11 ⊢ ((𝐹‘∅) ∈ Word (𝐶 ∪ 𝑉) → (♯‘(𝐹‘∅)) ∈ ℕ₀)
98	96, 97	syl 17	. . . . . . . . . 10 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (♯‘(𝐹‘∅)) ∈ ℕ₀)
99	98	nn0cnd 12591	. . . . . . . . 9 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (♯‘(𝐹‘∅)) ∈ ℂ)
100		0cnd 11255	. . . . . . . . 9 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → 0 ∈ ℂ)
101	99	addridd 11462	. . . . . . . . . 10 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → ((♯‘(𝐹‘∅)) + 0) = (♯‘(𝐹‘∅)))
102	94, 13	eleqtrrid 2847	. . . . . . . . . . . 12 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → ∅ ∈ 𝑅)
103		fvoveq1 7455	. . . . . . . . . . . . . 14 ⊢ (𝑥 = ∅ → (𝐹‘(𝑥 ++ 𝑦)) = (𝐹‘(∅ ++ 𝑦)))
104		fveq2 6905	. . . . . . . . . . . . . . 15 ⊢ (𝑥 = ∅ → (𝐹‘𝑥) = (𝐹‘∅))
105	104	oveq1d 7447	. . . . . . . . . . . . . 14 ⊢ (𝑥 = ∅ → ((𝐹‘𝑥) ++ (𝐹‘𝑦)) = ((𝐹‘∅) ++ (𝐹‘𝑦)))
106	103, 105	eqeq12d 2752	. . . . . . . . . . . . 13 ⊢ (𝑥 = ∅ → ((𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)) ↔ (𝐹‘(∅ ++ 𝑦)) = ((𝐹‘∅) ++ (𝐹‘𝑦))))
107		oveq2 7440	. . . . . . . . . . . . . . . 16 ⊢ (𝑦 = ∅ → (∅ ++ 𝑦) = (∅ ++ ∅))
108		ccatidid 14629	. . . . . . . . . . . . . . . 16 ⊢ (∅ ++ ∅) = ∅
109	107, 108	eqtrdi 2792	. . . . . . . . . . . . . . 15 ⊢ (𝑦 = ∅ → (∅ ++ 𝑦) = ∅)
110	109	fveq2d 6909	. . . . . . . . . . . . . 14 ⊢ (𝑦 = ∅ → (𝐹‘(∅ ++ 𝑦)) = (𝐹‘∅))
111		fveq2 6905	. . . . . . . . . . . . . . 15 ⊢ (𝑦 = ∅ → (𝐹‘𝑦) = (𝐹‘∅))
112	111	oveq2d 7448	. . . . . . . . . . . . . 14 ⊢ (𝑦 = ∅ → ((𝐹‘∅) ++ (𝐹‘𝑦)) = ((𝐹‘∅) ++ (𝐹‘∅)))
113	110, 112	eqeq12d 2752	. . . . . . . . . . . . 13 ⊢ (𝑦 = ∅ → ((𝐹‘(∅ ++ 𝑦)) = ((𝐹‘∅) ++ (𝐹‘𝑦)) ↔ (𝐹‘∅) = ((𝐹‘∅) ++ (𝐹‘∅))))
114	106, 113	rspc2va 3633	. . . . . . . . . . . 12 ⊢ (((∅ ∈ 𝑅 ∧ ∅ ∈ 𝑅) ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦))) → (𝐹‘∅) = ((𝐹‘∅) ++ (𝐹‘∅)))
115	102, 102, 64, 114	syl21anc 837	. . . . . . . . . . 11 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (𝐹‘∅) = ((𝐹‘∅) ++ (𝐹‘∅)))
116	115	fveq2d 6909	. . . . . . . . . 10 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (♯‘(𝐹‘∅)) = (♯‘((𝐹‘∅) ++ (𝐹‘∅))))
117		ccatlen 14614	. . . . . . . . . . 11 ⊢ (((𝐹‘∅) ∈ Word (𝐶 ∪ 𝑉) ∧ (𝐹‘∅) ∈ Word (𝐶 ∪ 𝑉)) → (♯‘((𝐹‘∅) ++ (𝐹‘∅))) = ((♯‘(𝐹‘∅)) + (♯‘(𝐹‘∅))))
118	96, 96, 117	syl2anc 584	. . . . . . . . . 10 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (♯‘((𝐹‘∅) ++ (𝐹‘∅))) = ((♯‘(𝐹‘∅)) + (♯‘(𝐹‘∅))))
119	101, 116, 118	3eqtrrd 2781	. . . . . . . . 9 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → ((♯‘(𝐹‘∅)) + (♯‘(𝐹‘∅))) = ((♯‘(𝐹‘∅)) + 0))
120	99, 99, 100, 119	addcanad 11467	. . . . . . . 8 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (♯‘(𝐹‘∅)) = 0)
121		fvex 6918	. . . . . . . . 9 ⊢ (𝐹‘∅) ∈ V
122		hasheq0 14403	. . . . . . . . 9 ⊢ ((𝐹‘∅) ∈ V → ((♯‘(𝐹‘∅)) = 0 ↔ (𝐹‘∅) = ∅))
123	121, 122	ax-mp 5	. . . . . . . 8 ⊢ ((♯‘(𝐹‘∅)) = 0 ↔ (𝐹‘∅) = ∅)
124	120, 123	sylib 218	. . . . . . 7 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (𝐹‘∅) = ∅)
125	56, 56	pm3.2i 470	. . . . . . . 8 ⊢ ((freeMnd‘(𝐶 ∪ 𝑉)) ∈ Mnd ∧ (freeMnd‘(𝐶 ∪ 𝑉)) ∈ Mnd)
126	49	frmd0 18874	. . . . . . . . 9 ⊢ ∅ = (0_g‘(freeMnd‘(𝐶 ∪ 𝑉)))
127	74, 74, 75, 75, 126, 126	ismhm 18799	. . . . . . . 8 ⊢ (𝐹 ∈ ((freeMnd‘(𝐶 ∪ 𝑉)) MndHom (freeMnd‘(𝐶 ∪ 𝑉))) ↔ (((freeMnd‘(𝐶 ∪ 𝑉)) ∈ Mnd ∧ (freeMnd‘(𝐶 ∪ 𝑉)) ∈ Mnd) ∧ (𝐹:Word (𝐶 ∪ 𝑉)⟶Word (𝐶 ∪ 𝑉) ∧ ∀𝑥 ∈ Word (𝐶 ∪ 𝑉)∀𝑦 ∈ Word (𝐶 ∪ 𝑉)(𝐹‘(𝑥(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))𝑦)) = ((𝐹‘𝑥)(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))(𝐹‘𝑦)) ∧ (𝐹‘∅) = ∅)))
128	125, 127	mpbiran 709	. . . . . . 7 ⊢ (𝐹 ∈ ((freeMnd‘(𝐶 ∪ 𝑉)) MndHom (freeMnd‘(𝐶 ∪ 𝑉))) ↔ (𝐹:Word (𝐶 ∪ 𝑉)⟶Word (𝐶 ∪ 𝑉) ∧ ∀𝑥 ∈ Word (𝐶 ∪ 𝑉)∀𝑦 ∈ Word (𝐶 ∪ 𝑉)(𝐹‘(𝑥(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))𝑦)) = ((𝐹‘𝑥)(+_g‘(freeMnd‘(𝐶 ∪ 𝑉)))(𝐹‘𝑦)) ∧ (𝐹‘∅) = ∅))
129	63, 93, 124, 128	syl3anbrc 1343	. . . . . 6 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → 𝐹 ∈ ((freeMnd‘(𝐶 ∪ 𝑉)) MndHom (freeMnd‘(𝐶 ∪ 𝑉))))
130		eqid 2736	. . . . . . . . . 10 ⊢ (var_FMnd‘(𝐶 ∪ 𝑉)) = (var_FMnd‘(𝐶 ∪ 𝑉))
131	130	vrmdf 18872	. . . . . . . . 9 ⊢ ((𝐶 ∪ 𝑉) ∈ V → (var_FMnd‘(𝐶 ∪ 𝑉)):(𝐶 ∪ 𝑉)⟶Word (𝐶 ∪ 𝑉))
132	54, 131	ax-mp 5	. . . . . . . 8 ⊢ (var_FMnd‘(𝐶 ∪ 𝑉)):(𝐶 ∪ 𝑉)⟶Word (𝐶 ∪ 𝑉)
133		fcompt 7152	. . . . . . . 8 ⊢ ((𝐹:Word (𝐶 ∪ 𝑉)⟶Word (𝐶 ∪ 𝑉) ∧ (var_FMnd‘(𝐶 ∪ 𝑉)):(𝐶 ∪ 𝑉)⟶Word (𝐶 ∪ 𝑉)) → (𝐹 ∘ (var_FMnd‘(𝐶 ∪ 𝑉))) = (𝑣 ∈ (𝐶 ∪ 𝑉) ↦ (𝐹‘((var_FMnd‘(𝐶 ∪ 𝑉))‘𝑣))))
134	63, 132, 133	sylancl 586	. . . . . . 7 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (𝐹 ∘ (var_FMnd‘(𝐶 ∪ 𝑉))) = (𝑣 ∈ (𝐶 ∪ 𝑉) ↦ (𝐹‘((var_FMnd‘(𝐶 ∪ 𝑉))‘𝑣))))
135	130	vrmdval 18871	. . . . . . . . . 10 ⊢ (((𝐶 ∪ 𝑉) ∈ V ∧ 𝑣 ∈ (𝐶 ∪ 𝑉)) → ((var_FMnd‘(𝐶 ∪ 𝑉))‘𝑣) = ⟨“𝑣”⟩)
136	54, 135	mpan 690	. . . . . . . . 9 ⊢ (𝑣 ∈ (𝐶 ∪ 𝑉) → ((var_FMnd‘(𝐶 ∪ 𝑉))‘𝑣) = ⟨“𝑣”⟩)
137	136	fveq2d 6909	. . . . . . . 8 ⊢ (𝑣 ∈ (𝐶 ∪ 𝑉) → (𝐹‘((var_FMnd‘(𝐶 ∪ 𝑉))‘𝑣)) = (𝐹‘⟨“𝑣”⟩))
138	137	mpteq2ia 5244	. . . . . . 7 ⊢ (𝑣 ∈ (𝐶 ∪ 𝑉) ↦ (𝐹‘((var_FMnd‘(𝐶 ∪ 𝑉))‘𝑣))) = (𝑣 ∈ (𝐶 ∪ 𝑉) ↦ (𝐹‘⟨“𝑣”⟩))
139	134, 138	eqtrdi 2792	. . . . . 6 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (𝐹 ∘ (var_FMnd‘(𝐶 ∪ 𝑉))) = (𝑣 ∈ (𝐶 ∪ 𝑉) ↦ (𝐹‘⟨“𝑣”⟩)))
140	49, 74, 130	frmdup3lem 18880	. . . . . 6 ⊢ ((((freeMnd‘(𝐶 ∪ 𝑉)) ∈ Mnd ∧ (𝐶 ∪ 𝑉) ∈ V ∧ (𝑣 ∈ (𝐶 ∪ 𝑉) ↦ (𝐹‘⟨“𝑣”⟩)):(𝐶 ∪ 𝑉)⟶Word (𝐶 ∪ 𝑉)) ∧ (𝐹 ∈ ((freeMnd‘(𝐶 ∪ 𝑉)) MndHom (freeMnd‘(𝐶 ∪ 𝑉))) ∧ (𝐹 ∘ (var_FMnd‘(𝐶 ∪ 𝑉))) = (𝑣 ∈ (𝐶 ∪ 𝑉) ↦ (𝐹‘⟨“𝑣”⟩)))) → 𝐹 = (𝑟 ∈ Word (𝐶 ∪ 𝑉) ↦ ((freeMnd‘(𝐶 ∪ 𝑉)) Σ_g ((𝑣 ∈ (𝐶 ∪ 𝑉) ↦ (𝐹‘⟨“𝑣”⟩)) ∘ 𝑟))))
141	57, 58, 60, 129, 139, 140	syl32anc 1379	. . . . 5 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → 𝐹 = (𝑟 ∈ Word (𝐶 ∪ 𝑉) ↦ ((freeMnd‘(𝐶 ∪ 𝑉)) Σ_g ((𝑣 ∈ (𝐶 ∪ 𝑉) ↦ (𝐹‘⟨“𝑣”⟩)) ∘ 𝑟))))
142	37, 51, 141	3eqtr4rd 2787	. . . 4 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → 𝐹 = (𝑆‘(𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩))))
143	4, 2, 1	mrsubff 35518	. . . . . . 7 ⊢ (𝑇 ∈ 𝑊 → 𝑆:(𝑅 ↑_pm 𝑉)⟶(𝑅 ↑_m 𝑅))
144	143	ffnd 6736	. . . . . 6 ⊢ (𝑇 ∈ 𝑊 → 𝑆 Fn (𝑅 ↑_pm 𝑉))
145	144	adantr 480	. . . . 5 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → 𝑆 Fn (𝑅 ↑_pm 𝑉))
146	2	fvexi 6919	. . . . . . 7 ⊢ 𝑅 ∈ V
147		elpm2r 8886	. . . . . . 7 ⊢ (((𝑅 ∈ V ∧ 𝑉 ∈ V) ∧ ((𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩)):𝑉⟶𝑅 ∧ 𝑉 ⊆ 𝑉)) → (𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩)) ∈ (𝑅 ↑_pm 𝑉))
148	146, 53, 147	mpanl12 702	. . . . . 6 ⊢ (((𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩)):𝑉⟶𝑅 ∧ 𝑉 ⊆ 𝑉) → (𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩)) ∈ (𝑅 ↑_pm 𝑉))
149	47, 48, 148	sylancl 586	. . . . 5 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩)) ∈ (𝑅 ↑_pm 𝑉))
150		fnfvelrn 7099	. . . . 5 ⊢ ((𝑆 Fn (𝑅 ↑_pm 𝑉) ∧ (𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩)) ∈ (𝑅 ↑_pm 𝑉)) → (𝑆‘(𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩))) ∈ ran 𝑆)
151	145, 149, 150	syl2anc 584	. . . 4 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → (𝑆‘(𝑤 ∈ 𝑉 ↦ (𝐹‘⟨“𝑤”⟩))) ∈ ran 𝑆)
152	142, 151	eqeltrd 2840	. . 3 ⊢ ((𝑇 ∈ 𝑊 ∧ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))) → 𝐹 ∈ ran 𝑆)
153	152	ex 412	. 2 ⊢ (𝑇 ∈ 𝑊 → ((𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦))) → 𝐹 ∈ ran 𝑆))
154	11, 153	impbid2 226	1 ⊢ (𝑇 ∈ 𝑊 → (𝐹 ∈ ran 𝑆 ↔ (𝐹:𝑅⟶𝑅 ∧ ∀𝑐 ∈ (𝐶 ∖ 𝑉)(𝐹‘⟨“𝑐”⟩) = ⟨“𝑐”⟩ ∧ ∀𝑥 ∈ 𝑅 ∀𝑦 ∈ 𝑅 (𝐹‘(𝑥 ++ 𝑦)) = ((𝐹‘𝑥) ++ (𝐹‘𝑦)))))

Colors of variables: wff setvar class

Syntax hints: ¬ wn 3 → wi 4 ↔ wb 206 ∧ wa 395 ∧ w3a 1086 = wceq 1539 ∈ wcel 2107 ∀wral 3060 Vcvv 3479 ∖ cdif 3947 ∪ cun 3948 ⊆ wss 3950 ∅c0 4332 ifcif 4524 ↦ cmpt 5224 ran crn 5685 ∘ ccom 5688 Fn wfn 6555 ⟶wf 6556 ‘cfv 6560 (class class class)co 7432 ↑_m cmap 8867 ↑_pm cpm 8868 0cc0 11156 + caddc 11159 ℕ₀cn0 12528 ♯chash 14370 Word cword 14553 ++ cconcat 14609 ⟨“cs1 14634 Basecbs 17248 +_gcplusg 17298 Σ_g cgsu 17486 Mndcmnd 18748 MndHom cmhm 18795 freeMndcfrmd 18861 var_FMndcvrmd 18862 mCNcmcn 35466 mVRcmvar 35467 mRExcmrex 35472 mRSubstcmrsub 35476

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1794 ax-4 1808 ax-5 1909 ax-6 1966 ax-7 2006 ax-8 2109 ax-9 2117 ax-10 2140 ax-11 2156 ax-12 2176 ax-ext 2707 ax-rep 5278 ax-sep 5295 ax-nul 5305 ax-pow 5364 ax-pr 5431 ax-un 7756 ax-cnex 11212 ax-resscn 11213 ax-1cn 11214 ax-icn 11215 ax-addcl 11216 ax-addrcl 11217 ax-mulcl 11218 ax-mulrcl 11219 ax-mulcom 11220 ax-addass 11221 ax-mulass 11222 ax-distr 11223 ax-i2m1 11224 ax-1ne0 11225 ax-1rid 11226 ax-rnegex 11227 ax-rrecex 11228 ax-cnre 11229 ax-pre-lttri 11230 ax-pre-lttrn 11231 ax-pre-ltadd 11232 ax-pre-mulgt0 11233

This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1779 df-nf 1783 df-sb 2064 df-mo 2539 df-eu 2568 df-clab 2714 df-cleq 2728 df-clel 2815 df-nfc 2891 df-ne 2940 df-nel 3046 df-ral 3061 df-rex 3070 df-rmo 3379 df-reu 3380 df-rab 3436 df-v 3481 df-sbc 3788 df-csb 3899 df-dif 3953 df-un 3955 df-in 3957 df-ss 3967 df-pss 3970 df-nul 4333 df-if 4525 df-pw 4601 df-sn 4626 df-pr 4628 df-op 4632 df-uni 4907 df-int 4946 df-iun 4992 df-br 5143 df-opab 5205 df-mpt 5225 df-tr 5259 df-id 5577 df-eprel 5583 df-po 5591 df-so 5592 df-fr 5636 df-we 5638 df-xp 5690 df-rel 5691 df-cnv 5692 df-co 5693 df-dm 5694 df-rn 5695 df-res 5696 df-ima 5697 df-pred 6320 df-ord 6386 df-on 6387 df-lim 6388 df-suc 6389 df-iota 6513 df-fun 6562 df-fn 6563 df-f 6564 df-f1 6565 df-fo 6566 df-f1o 6567 df-fv 6568 df-riota 7389 df-ov 7435 df-oprab 7436 df-mpo 7437 df-om 7889 df-1st 8015 df-2nd 8016 df-frecs 8307 df-wrecs 8338 df-recs 8412 df-rdg 8451 df-1o 8507 df-er 8746 df-map 8869 df-pm 8870 df-en 8987 df-dom 8988 df-sdom 8989 df-fin 8990 df-card 9980 df-pnf 11298 df-mnf 11299 df-xr 11300 df-ltxr 11301 df-le 11302 df-sub 11495 df-neg 11496 df-nn 12268 df-2 12330 df-n0 12529 df-xnn0 12602 df-z 12616 df-uz 12880 df-fz 13549 df-fzo 13696 df-seq 14044 df-hash 14371 df-word 14554 df-lsw 14602 df-concat 14610 df-s1 14635 df-substr 14680 df-pfx 14710 df-struct 17185 df-sets 17202 df-slot 17220 df-ndx 17232 df-base 17249 df-ress 17276 df-plusg 17311 df-0g 17487 df-gsum 17488 df-mgm 18654 df-sgrp 18733 df-mnd 18749 df-mhm 18797 df-submnd 18798 df-frmd 18863 df-vrmd 18864 df-mrex 35492 df-mrsub 35496

This theorem is referenced by: mrsubco 35527

W3C validator