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Theorem prlngsymquadlem 29446

Description: Lemma for prlngsymquad 29447. (Contributed by Thierry Arnoux, 20-Jul-2026.)

**Hypotheses**
Ref	Expression
symquadprlng.p	⊢ 𝑃 = (Base‘𝐺)
symquadprlng.d	⊢ − = (dist‘𝐺)
symquadprlng.l	⊢ 𝐿 = (LineG‘𝐺)
symquadprlng.r	⊢ ∥ = (parlnG‘𝐺)
symquadprlng.g	⊢ (𝜑 → 𝐺 ∈ TarskiG)
symquadprlng.1	⊢ (𝜑 → 𝐺 ∈ TarskiG_E)
symquadprlng.x	⊢ (𝜑 → 𝑋 ∈ 𝑃)
symquadprlng.y	⊢ (𝜑 → 𝑌 ∈ 𝑃)
symquadprlng.z	⊢ (𝜑 → 𝑍 ∈ 𝑃)
symquadprlng.w	⊢ (𝜑 → 𝑊 ∈ 𝑃)
prlngsymquad.2	⊢ (𝜑 → ¬ (𝑋 ∈ (𝑌𝐿𝑍) ∨ 𝑌 = 𝑍))
prlngsymquad.3	⊢ (𝜑 → (𝑋𝐿𝑌) ∥ (𝑍𝐿𝑊))
prlngsymquad.4	⊢ (𝜑 → (𝑌𝐿𝑍) ∥ (𝑊𝐿𝑋))
prlngsymquadlem.t	⊢ 𝑇 = (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑌)

**Assertion**
Ref	Expression
prlngsymquadlem	⊢ (𝜑 → 𝑇 = 𝑊)

**Proof of Theorem prlngsymquadlem**
Step	Hyp	Ref	Expression
1		symquadprlng.p	. 2 ⊢ 𝑃 = (Base‘𝐺)
2		eqid 2760	. 2 ⊢ (Itv‘𝐺) = (Itv‘𝐺)
3		symquadprlng.l	. 2 ⊢ 𝐿 = (LineG‘𝐺)
4		symquadprlng.g	. 2 ⊢ (𝜑 → 𝐺 ∈ TarskiG)
5		symquadprlng.w	. . . 4 ⊢ (𝜑 → 𝑊 ∈ 𝑃)
6		symquadprlng.x	. . . 4 ⊢ (𝜑 → 𝑋 ∈ 𝑃)
7		symquadprlng.r	. . . . . 6 ⊢ ∥ = (parlnG‘𝐺)
8		prlngsymquad.4	. . . . . 6 ⊢ (𝜑 → (𝑌𝐿𝑍) ∥ (𝑊𝐿𝑋))
9	3, 7, 4, 8	prlngrcl2 29426	. . . . 5 ⊢ (𝜑 → (𝑊𝐿𝑋) ∈ ran 𝐿)
10	1, 2, 3, 4, 5, 6, 9	tglnne 29101	. . . 4 ⊢ (𝜑 → 𝑊 ≠ 𝑋)
11	1, 2, 3, 4, 5, 6, 10	tglinecom 29108	. . 3 ⊢ (𝜑 → (𝑊𝐿𝑋) = (𝑋𝐿𝑊))
12	11, 9	eqeltrrd 2861	. 2 ⊢ (𝜑 → (𝑋𝐿𝑊) ∈ ran 𝐿)
13		prlngsymquad.3	. . 3 ⊢ (𝜑 → (𝑋𝐿𝑌) ∥ (𝑍𝐿𝑊))
14	3, 7, 4, 13	prlngrcl2 29426	. 2 ⊢ (𝜑 → (𝑍𝐿𝑊) ∈ ran 𝐿)
15		symquadprlng.y	. . . 4 ⊢ (𝜑 → 𝑌 ∈ 𝑃)
16		symquadprlng.z	. . . 4 ⊢ (𝜑 → 𝑍 ∈ 𝑃)
17		prlngsymquad.2	. . . 4 ⊢ (𝜑 → ¬ (𝑋 ∈ (𝑌𝐿𝑍) ∨ 𝑌 = 𝑍))
18	1, 2, 3, 4, 6, 15, 16, 5, 17	tglineneq 29118	. . 3 ⊢ (𝜑 → (𝑋𝐿𝑌) ≠ (𝑍𝐿𝑊))
19	4	ad2antrr 739	. . . . . 6 ⊢ (((𝜑 ∧ (𝑋𝐿𝑊) = (𝑍𝐿𝑊)) ∧ (𝑋𝐿𝑌) ≠ (𝑍𝐿𝑊)) → 𝐺 ∈ TarskiG)
20	13	ad2antrr 739	. . . . . 6 ⊢ (((𝜑 ∧ (𝑋𝐿𝑊) = (𝑍𝐿𝑊)) ∧ (𝑋𝐿𝑌) ≠ (𝑍𝐿𝑊)) → (𝑋𝐿𝑌) ∥ (𝑍𝐿𝑊))
21		simpr 490	. . . . . 6 ⊢ (((𝜑 ∧ (𝑋𝐿𝑊) = (𝑍𝐿𝑊)) ∧ (𝑋𝐿𝑌) ≠ (𝑍𝐿𝑊)) → (𝑋𝐿𝑌) ≠ (𝑍𝐿𝑊))
22	3, 7, 19, 20, 21	prlngin0 29427	. . . . 5 ⊢ (((𝜑 ∧ (𝑋𝐿𝑊) = (𝑍𝐿𝑊)) ∧ (𝑋𝐿𝑌) ≠ (𝑍𝐿𝑊)) → ((𝑋𝐿𝑌) ∩ (𝑍𝐿𝑊)) = ∅)
23	1, 2, 3, 4, 6, 15, 16, 17	ncolne1 29098	. . . . . . . . . 10 ⊢ (𝜑 → 𝑋 ≠ 𝑌)
24	1, 2, 3, 4, 6, 15, 23	tglinerflx1 29106	. . . . . . . . 9 ⊢ (𝜑 → 𝑋 ∈ (𝑋𝐿𝑌))
25	24	ad2antrr 739	. . . . . . . 8 ⊢ (((𝜑 ∧ (𝑋𝐿𝑊) = (𝑍𝐿𝑊)) ∧ (𝑋𝐿𝑌) ≠ (𝑍𝐿𝑊)) → 𝑋 ∈ (𝑋𝐿𝑌))
26	10	necomd 3010	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑋 ≠ 𝑊)
27	1, 2, 3, 4, 6, 5, 26	tglinerflx1 29106	. . . . . . . . . 10 ⊢ (𝜑 → 𝑋 ∈ (𝑋𝐿𝑊))
28	27	ad2antrr 739	. . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑋𝐿𝑊) = (𝑍𝐿𝑊)) ∧ (𝑋𝐿𝑌) ≠ (𝑍𝐿𝑊)) → 𝑋 ∈ (𝑋𝐿𝑊))
29		simplr 781	. . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑋𝐿𝑊) = (𝑍𝐿𝑊)) ∧ (𝑋𝐿𝑌) ≠ (𝑍𝐿𝑊)) → (𝑋𝐿𝑊) = (𝑍𝐿𝑊))
30	28, 29	eleqtrd 2862	. . . . . . . 8 ⊢ (((𝜑 ∧ (𝑋𝐿𝑊) = (𝑍𝐿𝑊)) ∧ (𝑋𝐿𝑌) ≠ (𝑍𝐿𝑊)) → 𝑋 ∈ (𝑍𝐿𝑊))
31	25, 30	elind 4097	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑋𝐿𝑊) = (𝑍𝐿𝑊)) ∧ (𝑋𝐿𝑌) ≠ (𝑍𝐿𝑊)) → 𝑋 ∈ ((𝑋𝐿𝑌) ∩ (𝑍𝐿𝑊)))
32	31	ne0d 4287	. . . . . 6 ⊢ (((𝜑 ∧ (𝑋𝐿𝑊) = (𝑍𝐿𝑊)) ∧ (𝑋𝐿𝑌) ≠ (𝑍𝐿𝑊)) → ((𝑋𝐿𝑌) ∩ (𝑍𝐿𝑊)) ≠ ∅)
33	32	neneqd 2960	. . . . 5 ⊢ (((𝜑 ∧ (𝑋𝐿𝑊) = (𝑍𝐿𝑊)) ∧ (𝑋𝐿𝑌) ≠ (𝑍𝐿𝑊)) → ¬ ((𝑋𝐿𝑌) ∩ (𝑍𝐿𝑊)) = ∅)
34	22, 33	pm2.65da 829	. . . 4 ⊢ ((𝜑 ∧ (𝑋𝐿𝑊) = (𝑍𝐿𝑊)) → ¬ (𝑋𝐿𝑌) ≠ (𝑍𝐿𝑊))
35		nne 2959	. . . 4 ⊢ (¬ (𝑋𝐿𝑌) ≠ (𝑍𝐿𝑊) ↔ (𝑋𝐿𝑌) = (𝑍𝐿𝑊))
36	34, 35	sylib 221	. . 3 ⊢ ((𝜑 ∧ (𝑋𝐿𝑊) = (𝑍𝐿𝑊)) → (𝑋𝐿𝑌) = (𝑍𝐿𝑊))
37	18, 36	mteqand 3046	. 2 ⊢ (𝜑 → (𝑋𝐿𝑊) ≠ (𝑍𝐿𝑊))
38		prlngsymquadlem.t	. . . . . 6 ⊢ 𝑇 = (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑌)
39		symquadprlng.d	. . . . . . 7 ⊢ − = (dist‘𝐺)
40		eqid 2760	. . . . . . 7 ⊢ (pInvG‘𝐺) = (pInvG‘𝐺)
41	1, 3, 2, 4, 15, 16, 6, 17	ncoltgdim2 29033	. . . . . . . 8 ⊢ (𝜑 → 𝐺Dim_TarskiG≥2)
42	1, 39, 2, 4, 41, 6, 16	midcl 29287	. . . . . . 7 ⊢ (𝜑 → (𝑋(midG‘𝐺)𝑍) ∈ 𝑃)
43		eqid 2760	. . . . . . 7 ⊢ ((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍)) = ((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))
44	1, 39, 2, 3, 40, 4, 42, 43, 15	mircl 29138	. . . . . 6 ⊢ (𝜑 → (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑌) ∈ 𝑃)
45	38, 44	eqeltrid 2864	. . . . 5 ⊢ (𝜑 → 𝑇 ∈ 𝑃)
46	3, 7, 4, 8	prlngrcl1 29425	. . . . . . . . 9 ⊢ (𝜑 → (𝑌𝐿𝑍) ∈ ran 𝐿)
47	1, 2, 3, 4, 15, 16, 46	tglnne 29101	. . . . . . . 8 ⊢ (𝜑 → 𝑌 ≠ 𝑍)
48	47	necomd 3010	. . . . . . 7 ⊢ (𝜑 → 𝑍 ≠ 𝑌)
49	1, 40, 43, 4, 42, 16, 15	mirleqb 29171	. . . . . . . 8 ⊢ (𝜑 → (𝑍 = 𝑌 ↔ (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑍) = (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑌)))
50	49	necon3bid 2999	. . . . . . 7 ⊢ (𝜑 → (𝑍 ≠ 𝑌 ↔ (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑍) ≠ (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑌)))
51	48, 50	mpbid 235	. . . . . 6 ⊢ (𝜑 → (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑍) ≠ (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑌))
52		eqidd 2761	. . . . . . . . 9 ⊢ (𝜑 → (𝑋(midG‘𝐺)𝑍) = (𝑋(midG‘𝐺)𝑍))
53	1, 39, 2, 4, 41, 6, 16, 40, 42	ismidb 29288	. . . . . . . . 9 ⊢ (𝜑 → (𝑍 = (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑋) ↔ (𝑋(midG‘𝐺)𝑍) = (𝑋(midG‘𝐺)𝑍)))
54	52, 53	mpbird 260	. . . . . . . 8 ⊢ (𝜑 → 𝑍 = (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑋))
55	54	eqcomd 2766	. . . . . . 7 ⊢ (𝜑 → (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑋) = 𝑍)
56	1, 39, 2, 3, 40, 4, 42, 43, 6, 55	mircom 29140	. . . . . 6 ⊢ (𝜑 → (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑍) = 𝑋)
57	38	eqcomi 2769	. . . . . . 7 ⊢ (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑌) = 𝑇
58	57	a1i 11	. . . . . 6 ⊢ (𝜑 → (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑌) = 𝑇)
59	51, 56, 58	3netr3d 3031	. . . . 5 ⊢ (𝜑 → 𝑋 ≠ 𝑇)
60	1, 2, 3, 4, 6, 45, 59	tglinerflx2 29107	. . . 4 ⊢ (𝜑 → 𝑇 ∈ (𝑋𝐿𝑇))
61	1, 40, 43, 4, 42, 6, 15	mirleqb 29171	. . . . . . . 8 ⊢ (𝜑 → (𝑋 = 𝑌 ↔ (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑋) = (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑌)))
62	61	necon3bid 2999	. . . . . . 7 ⊢ (𝜑 → (𝑋 ≠ 𝑌 ↔ (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑋) ≠ (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑌)))
63	23, 62	mpbid 235	. . . . . 6 ⊢ (𝜑 → (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑋) ≠ (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑌))
64	63, 55, 58	3netr3d 3031	. . . . 5 ⊢ (𝜑 → 𝑍 ≠ 𝑇)
65	1, 2, 3, 4, 16, 45, 64	tglinerflx2 29107	. . . 4 ⊢ (𝜑 → 𝑇 ∈ (𝑍𝐿𝑇))
66	60, 65	elind 4097	. . 3 ⊢ (𝜑 → 𝑇 ∈ ((𝑋𝐿𝑇) ∩ (𝑍𝐿𝑇)))
67		symquadprlng.1	. . . . 5 ⊢ (𝜑 → 𝐺 ∈ TarskiG_E)
68	1, 2, 3, 4, 15, 16, 47	tglinecom 29108	. . . . . 6 ⊢ (𝜑 → (𝑌𝐿𝑍) = (𝑍𝐿𝑌))
69		eqid 2760	. . . . . . 7 ⊢ (hlG‘𝐺) = (hlG‘𝐺)
70		eqid 2760	. . . . . . 7 ⊢ (midG‘𝐺) = (midG‘𝐺)
71	1, 3, 2, 4, 15, 16, 6, 17	ncolcom 29029	. . . . . . . . 9 ⊢ (𝜑 → ¬ (𝑋 ∈ (𝑍𝐿𝑌) ∨ 𝑍 = 𝑌))
72	71	orsild 1019	. . . . . . . 8 ⊢ (𝜑 → ¬ 𝑋 ∈ (𝑍𝐿𝑌))
73	6, 72	eldifd 4050	. . . . . . 7 ⊢ (𝜑 → 𝑋 ∈ (𝑃 ∖ (𝑍𝐿𝑌)))
74	1, 39, 2, 4, 41, 16, 6	midcom 29292	. . . . . . . 8 ⊢ (𝜑 → (𝑍(midG‘𝐺)𝑋) = (𝑋(midG‘𝐺)𝑍))
75	1, 39, 2, 4, 41, 15, 45, 40, 42	ismidb 29288	. . . . . . . . . 10 ⊢ (𝜑 → (𝑇 = (((pInvG‘𝐺)‘(𝑋(midG‘𝐺)𝑍))‘𝑌) ↔ (𝑌(midG‘𝐺)𝑇) = (𝑋(midG‘𝐺)𝑍)))
76	38, 75	mpbii 236	. . . . . . . . 9 ⊢ (𝜑 → (𝑌(midG‘𝐺)𝑇) = (𝑋(midG‘𝐺)𝑍))
77	76	eqcomd 2766	. . . . . . . 8 ⊢ (𝜑 → (𝑋(midG‘𝐺)𝑍) = (𝑌(midG‘𝐺)𝑇))
78	74, 77	eqtrd 2795	. . . . . . 7 ⊢ (𝜑 → (𝑍(midG‘𝐺)𝑋) = (𝑌(midG‘𝐺)𝑇))
79	1, 3, 69, 7, 70, 4, 67, 16, 15, 73, 45, 78, 48	prlngmid2 29444	. . . . . 6 ⊢ (𝜑 → (𝑍𝐿𝑌) ∥ (𝑋𝐿𝑇))
80	68, 79	eqbrtrd 5126	. . . . 5 ⊢ (𝜑 → (𝑌𝐿𝑍) ∥ (𝑋𝐿𝑇))
81	8, 11	breqtrd 5130	. . . . 5 ⊢ (𝜑 → (𝑌𝐿𝑍) ∥ (𝑋𝐿𝑊))
82	1, 2, 3, 4, 6, 45, 59	tglinerflx1 29106	. . . . 5 ⊢ (𝜑 → 𝑋 ∈ (𝑋𝐿𝑇))
83	1, 7, 4, 67, 80, 81, 82, 27	prlngeq 29440	. . . 4 ⊢ (𝜑 → (𝑋𝐿𝑇) = (𝑋𝐿𝑊))
84	1, 3, 2, 4, 15, 16, 6, 17	ncolrot2 29031	. . . . . . . 8 ⊢ (𝜑 → ¬ (𝑍 ∈ (𝑋𝐿𝑌) ∨ 𝑋 = 𝑌))
85	84	orsild 1019	. . . . . . 7 ⊢ (𝜑 → ¬ 𝑍 ∈ (𝑋𝐿𝑌))
86	16, 85	eldifd 4050	. . . . . 6 ⊢ (𝜑 → 𝑍 ∈ (𝑃 ∖ (𝑋𝐿𝑌)))
87	1, 3, 69, 7, 70, 4, 67, 6, 15, 86, 45, 77, 23	prlngmid2 29444	. . . . 5 ⊢ (𝜑 → (𝑋𝐿𝑌) ∥ (𝑍𝐿𝑇))
88	1, 2, 3, 4, 16, 45, 64	tglinerflx1 29106	. . . . 5 ⊢ (𝜑 → 𝑍 ∈ (𝑍𝐿𝑇))
89	1, 2, 3, 4, 16, 5, 14	tglnne 29101	. . . . . 6 ⊢ (𝜑 → 𝑍 ≠ 𝑊)
90	1, 2, 3, 4, 16, 5, 89	tglinerflx1 29106	. . . . 5 ⊢ (𝜑 → 𝑍 ∈ (𝑍𝐿𝑊))
91	1, 7, 4, 67, 87, 13, 88, 90	prlngeq 29440	. . . 4 ⊢ (𝜑 → (𝑍𝐿𝑇) = (𝑍𝐿𝑊))
92	83, 91	ineq12d 4118	. . 3 ⊢ (𝜑 → ((𝑋𝐿𝑇) ∩ (𝑍𝐿𝑇)) = ((𝑋𝐿𝑊) ∩ (𝑍𝐿𝑊)))
93	66, 92	eleqtrd 2862	. 2 ⊢ (𝜑 → 𝑇 ∈ ((𝑋𝐿𝑊) ∩ (𝑍𝐿𝑊)))
94	1, 2, 3, 4, 6, 5, 26	tglinerflx2 29107	. . 3 ⊢ (𝜑 → 𝑊 ∈ (𝑋𝐿𝑊))
95	1, 2, 3, 4, 16, 5, 89	tglinerflx2 29107	. . 3 ⊢ (𝜑 → 𝑊 ∈ (𝑍𝐿𝑊))
96	94, 95	elind 4097	. 2 ⊢ (𝜑 → 𝑊 ∈ ((𝑋𝐿𝑊) ∩ (𝑍𝐿𝑊)))
97	1, 2, 3, 4, 12, 14, 37, 93, 96	tglineineq 29116	1 ⊢ (𝜑 → 𝑇 = 𝑊)

Colors of variables: wff setvar class

This proof depends on syntax axioms: ¬ wn 3 → wi 4 ∧ wa 401 ∨ wo 861 = wceq 1569 ∈ wcel 2144 ≠ wne 2955 ∩ cin 4089 ∅c0 4278 class class class wbr 5102 ran crn 5651 ‘cfv 6538 (class class class)co 7420 Basecbs 17392 distcds 17442 TarskiGcstrkg 28894 TarskiG_Ecstrkge 28899 Itvcitv 28900 LineGclng 28901 pInvGcmir 29129 hlGcplng 29256 midGcmid 29282 parlnGcprlng 29419

This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7751 ax-cnex 11259 ax-resscn 11260 ax-1cn 11261 ax-icn 11262 ax-addcl 11263 ax-addrcl 11264 ax-mulcl 11265 ax-mulrcl 11266 ax-mulcom 11267 ax-addass 11268 ax-mulass 11269 ax-distr 11270 ax-i2m1 11271 ax-1ne0 11272 ax-1rid 11273 ax-rnegex 11274 ax-rrecex 11275 ax-cnre 11276 ax-pre-lttri 11277 ax-pre-lttrn 11278 ax-pre-ltadd 11279 ax-pre-mulgt0 11280

This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-pss 4014 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4835 df-uni 4867 df-int 4907 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-we 5605 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-om 7878 df-1st 8001 df-2nd 8002 df-frecs 8302 df-wrecs 8333 df-recs 8382 df-rdg 8421 df-1o 8479 df-oadd 8483 df-er 8720 df-map 8852 df-pm 8853 df-en 8977 df-dom 8978 df-sdom 8979 df-fin 8980 df-dju 9985 df-card 10023 df-pnf 11348 df-mnf 11349 df-xr 11350 df-ltxr 11351 df-le 11352 df-sub 11546 df-neg 11547 df-nn 12339 df-2 12408 df-3 12409 df-n0 12610 df-xnn0 12683 df-z 12697 df-uz 12969 df-fz 13643 df-fzo 13792 df-hash 14478 df-word 14662 df-concat 14719 df-s1 14746 df-s2 15003 df-s3 15004 df-trkgc 28915 df-trkgb 28916 df-trkgcb 28917 df-trkge 28918 df-trkgld 28919 df-trkg 28920 df-cgrg 28979 df-ismt 29001 df-leg 29051 df-hlg 29069 df-mir 29130 df-rag 29174 df-perpg 29176 df-hpg 29241 df-plng 29257 df-mid 29284 df-lmi 29285 df-cgra 29320 df-prlng 29420

This theorem is used by: prlngsymquad 29447 prlngsymquadopp 29448

W3C validator