Theorem frmdgsum 17222

Description: Any word in a free monoid can be expressed as the sum of the singletons composing it. (Contributed by Mario Carneiro, 27-Sep-2015.)

Hypotheses

Ref	Expression
frmdmnd.m	⊢ 𝑀 = (freeMnd‘𝐼)
frmdgsum.u	⊢ 𝑈 = (varFMnd‘𝐼)

Assertion

Ref	Expression
frmdgsum	⊢ ((𝐼 ∈ 𝑉 ∧ 𝑊 ∈ Word 𝐼) → (𝑀 Σg (𝑈 ∘ 𝑊)) = 𝑊)

Proof of Theorem frmdgsum

Dummy variables 𝑥 𝑦 𝑧 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		coeq2 5202	. . . . . . 7 ⊢ (𝑥 = ∅ → (𝑈 ∘ 𝑥) = (𝑈 ∘ ∅))
2		co02 5566	. . . . . . 7 ⊢ (𝑈 ∘ ∅) = ∅
3	1, 2	syl6eq 2660	. . . . . 6 ⊢ (𝑥 = ∅ → (𝑈 ∘ 𝑥) = ∅)
4	3	oveq2d 6565	. . . . 5 ⊢ (𝑥 = ∅ → (𝑀 Σg (𝑈 ∘ 𝑥)) = (𝑀 Σg ∅))
5		id 22	. . . . 5 ⊢ (𝑥 = ∅ → 𝑥 = ∅)
6	4, 5	eqeq12d 2625	. . . 4 ⊢ (𝑥 = ∅ → ((𝑀 Σg (𝑈 ∘ 𝑥)) = 𝑥 ↔ (𝑀 Σg ∅) = ∅))
7	6	imbi2d 329	. . 3 ⊢ (𝑥 = ∅ → ((𝐼 ∈ 𝑉 → (𝑀 Σg (𝑈 ∘ 𝑥)) = 𝑥) ↔ (𝐼 ∈ 𝑉 → (𝑀 Σg ∅) = ∅)))
8		coeq2 5202	. . . . . 6 ⊢ (𝑥 = 𝑦 → (𝑈 ∘ 𝑥) = (𝑈 ∘ 𝑦))
9	8	oveq2d 6565	. . . . 5 ⊢ (𝑥 = 𝑦 → (𝑀 Σg (𝑈 ∘ 𝑥)) = (𝑀 Σg (𝑈 ∘ 𝑦)))
10		id 22	. . . . 5 ⊢ (𝑥 = 𝑦 → 𝑥 = 𝑦)
11	9, 10	eqeq12d 2625	. . . 4 ⊢ (𝑥 = 𝑦 → ((𝑀 Σg (𝑈 ∘ 𝑥)) = 𝑥 ↔ (𝑀 Σg (𝑈 ∘ 𝑦)) = 𝑦))
12	11	imbi2d 329	. . 3 ⊢ (𝑥 = 𝑦 → ((𝐼 ∈ 𝑉 → (𝑀 Σg (𝑈 ∘ 𝑥)) = 𝑥) ↔ (𝐼 ∈ 𝑉 → (𝑀 Σg (𝑈 ∘ 𝑦)) = 𝑦)))
13		coeq2 5202	. . . . . 6 ⊢ (𝑥 = (𝑦 ++ ⟨“𝑧”⟩) → (𝑈 ∘ 𝑥) = (𝑈 ∘ (𝑦 ++ ⟨“𝑧”⟩)))
14	13	oveq2d 6565	. . . . 5 ⊢ (𝑥 = (𝑦 ++ ⟨“𝑧”⟩) → (𝑀 Σg (𝑈 ∘ 𝑥)) = (𝑀 Σg (𝑈 ∘ (𝑦 ++ ⟨“𝑧”⟩))))
15		id 22	. . . . 5 ⊢ (𝑥 = (𝑦 ++ ⟨“𝑧”⟩) → 𝑥 = (𝑦 ++ ⟨“𝑧”⟩))
16	14, 15	eqeq12d 2625	. . . 4 ⊢ (𝑥 = (𝑦 ++ ⟨“𝑧”⟩) → ((𝑀 Σg (𝑈 ∘ 𝑥)) = 𝑥 ↔ (𝑀 Σg (𝑈 ∘ (𝑦 ++ ⟨“𝑧”⟩))) = (𝑦 ++ ⟨“𝑧”⟩)))
17	16	imbi2d 329	. . 3 ⊢ (𝑥 = (𝑦 ++ ⟨“𝑧”⟩) → ((𝐼 ∈ 𝑉 → (𝑀 Σg (𝑈 ∘ 𝑥)) = 𝑥) ↔ (𝐼 ∈ 𝑉 → (𝑀 Σg (𝑈 ∘ (𝑦 ++ ⟨“𝑧”⟩))) = (𝑦 ++ ⟨“𝑧”⟩))))
18		coeq2 5202	. . . . . 6 ⊢ (𝑥 = 𝑊 → (𝑈 ∘ 𝑥) = (𝑈 ∘ 𝑊))
19	18	oveq2d 6565	. . . . 5 ⊢ (𝑥 = 𝑊 → (𝑀 Σg (𝑈 ∘ 𝑥)) = (𝑀 Σg (𝑈 ∘ 𝑊)))
20		id 22	. . . . 5 ⊢ (𝑥 = 𝑊 → 𝑥 = 𝑊)
21	19, 20	eqeq12d 2625	. . . 4 ⊢ (𝑥 = 𝑊 → ((𝑀 Σg (𝑈 ∘ 𝑥)) = 𝑥 ↔ (𝑀 Σg (𝑈 ∘ 𝑊)) = 𝑊))
22	21	imbi2d 329	. . 3 ⊢ (𝑥 = 𝑊 → ((𝐼 ∈ 𝑉 → (𝑀 Σg (𝑈 ∘ 𝑥)) = 𝑥) ↔ (𝐼 ∈ 𝑉 → (𝑀 Σg (𝑈 ∘ 𝑊)) = 𝑊)))
23		frmdmnd.m	. . . . . 6 ⊢ 𝑀 = (freeMnd‘𝐼)
24	23	frmd0 17220	. . . . 5 ⊢ ∅ = (0g‘𝑀)
25	24	gsum0 17101	. . . 4 ⊢ (𝑀 Σg ∅) = ∅
26	25	a1i 11	. . 3 ⊢ (𝐼 ∈ 𝑉 → (𝑀 Σg ∅) = ∅)
27		oveq1 6556	. . . . . 6 ⊢ ((𝑀 Σg (𝑈 ∘ 𝑦)) = 𝑦 → ((𝑀 Σg (𝑈 ∘ 𝑦)) ++ ⟨“𝑧”⟩) = (𝑦 ++ ⟨“𝑧”⟩))
28		simprl 790	. . . . . . . . . . 11 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → 𝑦 ∈ Word 𝐼)
29		simprr 792	. . . . . . . . . . . 12 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → 𝑧 ∈ 𝐼)
30	29	s1cld 13236	. . . . . . . . . . 11 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → ⟨“𝑧”⟩ ∈ Word 𝐼)
31		frmdgsum.u	. . . . . . . . . . . . 13 ⊢ 𝑈 = (varFMnd‘𝐼)
32	31	vrmdf 17218	. . . . . . . . . . . 12 ⊢ (𝐼 ∈ 𝑉 → 𝑈:𝐼⟶Word 𝐼)
33	32	adantr 480	. . . . . . . . . . 11 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → 𝑈:𝐼⟶Word 𝐼)
34		ccatco 13432	. . . . . . . . . . 11 ⊢ ((𝑦 ∈ Word 𝐼 ∧ ⟨“𝑧”⟩ ∈ Word 𝐼 ∧ 𝑈:𝐼⟶Word 𝐼) → (𝑈 ∘ (𝑦 ++ ⟨“𝑧”⟩)) = ((𝑈 ∘ 𝑦) ++ (𝑈 ∘ ⟨“𝑧”⟩)))
35	28, 30, 33, 34	syl3anc 1318	. . . . . . . . . 10 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → (𝑈 ∘ (𝑦 ++ ⟨“𝑧”⟩)) = ((𝑈 ∘ 𝑦) ++ (𝑈 ∘ ⟨“𝑧”⟩)))
36		s1co 13430	. . . . . . . . . . . . 13 ⊢ ((𝑧 ∈ 𝐼 ∧ 𝑈:𝐼⟶Word 𝐼) → (𝑈 ∘ ⟨“𝑧”⟩) = ⟨“(𝑈‘𝑧)”⟩)
37	29, 33, 36	syl2anc 691	. . . . . . . . . . . 12 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → (𝑈 ∘ ⟨“𝑧”⟩) = ⟨“(𝑈‘𝑧)”⟩)
38	31	vrmdval 17217	. . . . . . . . . . . . . 14 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑧 ∈ 𝐼) → (𝑈‘𝑧) = ⟨“𝑧”⟩)
39	38	adantrl 748	. . . . . . . . . . . . 13 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → (𝑈‘𝑧) = ⟨“𝑧”⟩)
40	39	s1eqd 13234	. . . . . . . . . . . 12 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → ⟨“(𝑈‘𝑧)”⟩ = ⟨“⟨“𝑧”⟩”⟩)
41	37, 40	eqtrd 2644	. . . . . . . . . . 11 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → (𝑈 ∘ ⟨“𝑧”⟩) = ⟨“⟨“𝑧”⟩”⟩)
42	41	oveq2d 6565	. . . . . . . . . 10 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → ((𝑈 ∘ 𝑦) ++ (𝑈 ∘ ⟨“𝑧”⟩)) = ((𝑈 ∘ 𝑦) ++ ⟨“⟨“𝑧”⟩”⟩))
43	35, 42	eqtrd 2644	. . . . . . . . 9 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → (𝑈 ∘ (𝑦 ++ ⟨“𝑧”⟩)) = ((𝑈 ∘ 𝑦) ++ ⟨“⟨“𝑧”⟩”⟩))
44	43	oveq2d 6565	. . . . . . . 8 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → (𝑀 Σg (𝑈 ∘ (𝑦 ++ ⟨“𝑧”⟩))) = (𝑀 Σg ((𝑈 ∘ 𝑦) ++ ⟨“⟨“𝑧”⟩”⟩)))
45	23	frmdmnd 17219	. . . . . . . . . . 11 ⊢ (𝐼 ∈ 𝑉 → 𝑀 ∈ Mnd)
46	45	adantr 480	. . . . . . . . . 10 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → 𝑀 ∈ Mnd)
47		wrdco 13428	. . . . . . . . . . . 12 ⊢ ((𝑦 ∈ Word 𝐼 ∧ 𝑈:𝐼⟶Word 𝐼) → (𝑈 ∘ 𝑦) ∈ Word Word 𝐼)
48	28, 33, 47	syl2anc 691	. . . . . . . . . . 11 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → (𝑈 ∘ 𝑦) ∈ Word Word 𝐼)
49		eqid 2610	. . . . . . . . . . . . . 14 ⊢ (Base‘𝑀) = (Base‘𝑀)
50	23, 49	frmdbas 17212	. . . . . . . . . . . . 13 ⊢ (𝐼 ∈ 𝑉 → (Base‘𝑀) = Word 𝐼)
51	50	adantr 480	. . . . . . . . . . . 12 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → (Base‘𝑀) = Word 𝐼)
52		wrdeq 13182	. . . . . . . . . . . 12 ⊢ ((Base‘𝑀) = Word 𝐼 → Word (Base‘𝑀) = Word Word 𝐼)
53	51, 52	syl 17	. . . . . . . . . . 11 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → Word (Base‘𝑀) = Word Word 𝐼)
54	48, 53	eleqtrrd 2691	. . . . . . . . . 10 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → (𝑈 ∘ 𝑦) ∈ Word (Base‘𝑀))
55	30, 51	eleqtrrd 2691	. . . . . . . . . . 11 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → ⟨“𝑧”⟩ ∈ (Base‘𝑀))
56	55	s1cld 13236	. . . . . . . . . 10 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → ⟨“⟨“𝑧”⟩”⟩ ∈ Word (Base‘𝑀))
57		eqid 2610	. . . . . . . . . . 11 ⊢ (+g‘𝑀) = (+g‘𝑀)
58	49, 57	gsumccat 17201	. . . . . . . . . 10 ⊢ ((𝑀 ∈ Mnd ∧ (𝑈 ∘ 𝑦) ∈ Word (Base‘𝑀) ∧ ⟨“⟨“𝑧”⟩”⟩ ∈ Word (Base‘𝑀)) → (𝑀 Σg ((𝑈 ∘ 𝑦) ++ ⟨“⟨“𝑧”⟩”⟩)) = ((𝑀 Σg (𝑈 ∘ 𝑦))(+g‘𝑀)(𝑀 Σg ⟨“⟨“𝑧”⟩”⟩)))
59	46, 54, 56, 58	syl3anc 1318	. . . . . . . . 9 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → (𝑀 Σg ((𝑈 ∘ 𝑦) ++ ⟨“⟨“𝑧”⟩”⟩)) = ((𝑀 Σg (𝑈 ∘ 𝑦))(+g‘𝑀)(𝑀 Σg ⟨“⟨“𝑧”⟩”⟩)))
60	49	gsumws1 17199	. . . . . . . . . . . 12 ⊢ (⟨“𝑧”⟩ ∈ (Base‘𝑀) → (𝑀 Σg ⟨“⟨“𝑧”⟩”⟩) = ⟨“𝑧”⟩)
61	55, 60	syl 17	. . . . . . . . . . 11 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → (𝑀 Σg ⟨“⟨“𝑧”⟩”⟩) = ⟨“𝑧”⟩)
62	61	oveq2d 6565	. . . . . . . . . 10 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → ((𝑀 Σg (𝑈 ∘ 𝑦))(+g‘𝑀)(𝑀 Σg ⟨“⟨“𝑧”⟩”⟩)) = ((𝑀 Σg (𝑈 ∘ 𝑦))(+g‘𝑀)⟨“𝑧”⟩))
63	49	gsumwcl 17200	. . . . . . . . . . . 12 ⊢ ((𝑀 ∈ Mnd ∧ (𝑈 ∘ 𝑦) ∈ Word (Base‘𝑀)) → (𝑀 Σg (𝑈 ∘ 𝑦)) ∈ (Base‘𝑀))
64	46, 54, 63	syl2anc 691	. . . . . . . . . . 11 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → (𝑀 Σg (𝑈 ∘ 𝑦)) ∈ (Base‘𝑀))
65	23, 49, 57	frmdadd 17215	. . . . . . . . . . 11 ⊢ (((𝑀 Σg (𝑈 ∘ 𝑦)) ∈ (Base‘𝑀) ∧ ⟨“𝑧”⟩ ∈ (Base‘𝑀)) → ((𝑀 Σg (𝑈 ∘ 𝑦))(+g‘𝑀)⟨“𝑧”⟩) = ((𝑀 Σg (𝑈 ∘ 𝑦)) ++ ⟨“𝑧”⟩))
66	64, 55, 65	syl2anc 691	. . . . . . . . . 10 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → ((𝑀 Σg (𝑈 ∘ 𝑦))(+g‘𝑀)⟨“𝑧”⟩) = ((𝑀 Σg (𝑈 ∘ 𝑦)) ++ ⟨“𝑧”⟩))
67	62, 66	eqtrd 2644	. . . . . . . . 9 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → ((𝑀 Σg (𝑈 ∘ 𝑦))(+g‘𝑀)(𝑀 Σg ⟨“⟨“𝑧”⟩”⟩)) = ((𝑀 Σg (𝑈 ∘ 𝑦)) ++ ⟨“𝑧”⟩))
68	59, 67	eqtrd 2644	. . . . . . . 8 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → (𝑀 Σg ((𝑈 ∘ 𝑦) ++ ⟨“⟨“𝑧”⟩”⟩)) = ((𝑀 Σg (𝑈 ∘ 𝑦)) ++ ⟨“𝑧”⟩))
69	44, 68	eqtrd 2644	. . . . . . 7 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → (𝑀 Σg (𝑈 ∘ (𝑦 ++ ⟨“𝑧”⟩))) = ((𝑀 Σg (𝑈 ∘ 𝑦)) ++ ⟨“𝑧”⟩))
70	69	eqeq1d 2612	. . . . . 6 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → ((𝑀 Σg (𝑈 ∘ (𝑦 ++ ⟨“𝑧”⟩))) = (𝑦 ++ ⟨“𝑧”⟩) ↔ ((𝑀 Σg (𝑈 ∘ 𝑦)) ++ ⟨“𝑧”⟩) = (𝑦 ++ ⟨“𝑧”⟩)))
71	27, 70	syl5ibr 235	. . . . 5 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼)) → ((𝑀 Σg (𝑈 ∘ 𝑦)) = 𝑦 → (𝑀 Σg (𝑈 ∘ (𝑦 ++ ⟨“𝑧”⟩))) = (𝑦 ++ ⟨“𝑧”⟩)))
72	71	expcom 450	. . . 4 ⊢ ((𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼) → (𝐼 ∈ 𝑉 → ((𝑀 Σg (𝑈 ∘ 𝑦)) = 𝑦 → (𝑀 Σg (𝑈 ∘ (𝑦 ++ ⟨“𝑧”⟩))) = (𝑦 ++ ⟨“𝑧”⟩))))
73	72	a2d 29	. . 3 ⊢ ((𝑦 ∈ Word 𝐼 ∧ 𝑧 ∈ 𝐼) → ((𝐼 ∈ 𝑉 → (𝑀 Σg (𝑈 ∘ 𝑦)) = 𝑦) → (𝐼 ∈ 𝑉 → (𝑀 Σg (𝑈 ∘ (𝑦 ++ ⟨“𝑧”⟩))) = (𝑦 ++ ⟨“𝑧”⟩))))
74	7, 12, 17, 22, 26, 73	wrdind 13328	. 2 ⊢ (𝑊 ∈ Word 𝐼 → (𝐼 ∈ 𝑉 → (𝑀 Σg (𝑈 ∘ 𝑊)) = 𝑊))
75	74	impcom 445	1 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑊 ∈ Word 𝐼) → (𝑀 Σg (𝑈 ∘ 𝑊)) = 𝑊)

Syntax hints:   → wi 4   ∧ wa 383   = wceq 1475   ∈ wcel 1977  ∅c0 3874   ∘ ccom 5042  ⟶wf 5800  ‘cfv 5804  (class class class)co 6549  Word cword 13146   ++ cconcat 13148  ⟨“cs1 13149  Basecbs 15695  +_gcplusg 15768   Σ_g cgsu 15924  Mndcmnd 17117  freeMndcfrmd 17207  var_FMndcvrmd 17208

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1713  ax-4 1728  ax-5 1827  ax-6 1875  ax-7 1922  ax-8 1979  ax-9 1986  ax-10 2006  ax-11 2021  ax-12 2034  ax-13 2234  ax-ext 2590  ax-rep 4699  ax-sep 4709  ax-nul 4717  ax-pow 4769  ax-pr 4833  ax-un 6847  ax-cnex 9871  ax-resscn 9872  ax-1cn 9873  ax-icn 9874  ax-addcl 9875  ax-addrcl 9876  ax-mulcl 9877  ax-mulrcl 9878  ax-mulcom 9879  ax-addass 9880  ax-mulass 9881  ax-distr 9882  ax-i2m1 9883  ax-1ne0 9884  ax-1rid 9885  ax-rnegex 9886  ax-rrecex 9887  ax-cnre 9888  ax-pre-lttri 9889  ax-pre-lttrn 9890  ax-pre-ltadd 9891  ax-pre-mulgt0 9892

This theorem depends on definitions:  df-bi 196  df-or 384  df-an 385  df-3or 1032  df-3an 1033  df-tru 1478  df-ex 1696  df-nf 1701  df-sb 1868  df-eu 2462  df-mo 2463  df-clab 2597  df-cleq 2603  df-clel 2606  df-nfc 2740  df-ne 2782  df-nel 2783  df-ral 2901  df-rex 2902  df-reu 2903  df-rmo 2904  df-rab 2905  df-v 3175  df-sbc 3403  df-csb 3500  df-dif 3543  df-un 3545  df-in 3547  df-ss 3554  df-pss 3556  df-nul 3875  df-if 4037  df-pw 4110  df-sn 4126  df-pr 4128  df-tp 4130  df-op 4132  df-uni 4373  df-int 4411  df-iun 4457  df-br 4584  df-opab 4644  df-mpt 4645  df-tr 4681  df-eprel 4949  df-id 4953  df-po 4959  df-so 4960  df-fr 4997  df-we 4999  df-xp 5044  df-rel 5045  df-cnv 5046  df-co 5047  df-dm 5048  df-rn 5049  df-res 5050  df-ima 5051  df-pred 5597  df-ord 5643  df-on 5644  df-lim 5645  df-suc 5646  df-iota 5768  df-fun 5806  df-fn 5807  df-f 5808  df-f1 5809  df-fo 5810  df-f1o 5811  df-fv 5812  df-riota 6511  df-ov 6552  df-oprab 6553  df-mpt2 6554  df-om 6958  df-1st 7059  df-2nd 7060  df-wrecs 7294  df-recs 7355  df-rdg 7393  df-1o 7447  df-oadd 7451  df-er 7629  df-map 7746  df-pm 7747  df-en 7842  df-dom 7843  df-sdom 7844  df-fin 7845  df-card 8648  df-pnf 9955  df-mnf 9956  df-xr 9957  df-ltxr 9958  df-le 9959  df-sub 10147  df-neg 10148  df-nn 10898  df-2 10956  df-n0 11170  df-xnn0 11241  df-z 11255  df-uz 11564  df-fz 12198  df-fzo 12335  df-seq 12664  df-hash 12980  df-word 13154  df-lsw 13155  df-concat 13156  df-s1 13157  df-substr 13158  df-struct 15697  df-ndx 15698  df-slot 15699  df-base 15700  df-sets 15701  df-ress 15702  df-plusg 15781  df-0g 15925  df-gsum 15926  df-mgm 17065  df-sgrp 17107  df-mnd 17118  df-submnd 17159  df-frmd 17209  df-vrmd 17210

This theorem is referenced by:  frmdss2  17223  frmdup3lem  17226  frgpup3lem  18013