dia2dimlem2 - Mathbox for Norm Megill

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Theorem dia2dimlem2 39924

Description: Lemma for dia2dim 39936. Define a translation 𝐺 whose trace is atom 𝑈. Part of proof of Lemma M in [Crawley] p. 121 line 4. (Contributed by NM, 8-Sep-2014.)

**Hypotheses**
Ref	Expression
dia2dimlem2.l	⊢ ≤ = (le‘𝐾)
dia2dimlem2.j	⊢ ∨ = (join‘𝐾)
dia2dimlem2.m	⊢ ∧ = (meet‘𝐾)
dia2dimlem2.a	⊢ 𝐴 = (Atoms‘𝐾)
dia2dimlem2.h	⊢ 𝐻 = (LHyp‘𝐾)
dia2dimlem2.t	⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊)
dia2dimlem2.r	⊢ 𝑅 = ((trL‘𝐾)‘𝑊)
dia2dimlem2.q	⊢ 𝑄 = ((𝑃 ∨ 𝑈) ∧ ((𝐹‘𝑃) ∨ 𝑉))
dia2dimlem2.k	⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻))
dia2dimlem2.u	⊢ (𝜑 → (𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊))
dia2dimlem2.v	⊢ (𝜑 → (𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊))
dia2dimlem2.p	⊢ (𝜑 → (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊))
dia2dimlem2.f	⊢ (𝜑 → (𝐹 ∈ 𝑇 ∧ (𝐹‘𝑃) ≠ 𝑃))
dia2dimlem2.rf	⊢ (𝜑 → (𝑅‘𝐹) ≤ (𝑈 ∨ 𝑉))
dia2dimlem2.rv	⊢ (𝜑 → (𝑅‘𝐹) ≠ 𝑉)
dia2dimlem2.g	⊢ (𝜑 → 𝐺 ∈ 𝑇)
dia2dimlem2.gv	⊢ (𝜑 → (𝐺‘𝑃) = 𝑄)

**Assertion**
Ref	Expression
dia2dimlem2	⊢ (𝜑 → (𝑅‘𝐺) = 𝑈)

**Proof of Theorem dia2dimlem2**
Step	Hyp	Ref	Expression
1		dia2dimlem2.k	. . . . . . . . 9 ⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻))
2	1	simpld 495	. . . . . . . 8 ⊢ (𝜑 → 𝐾 ∈ HL)
3	2	hllatd 38222	. . . . . . 7 ⊢ (𝜑 → 𝐾 ∈ Lat)
4		dia2dimlem2.p	. . . . . . . . 9 ⊢ (𝜑 → (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊))
5	4	simpld 495	. . . . . . . 8 ⊢ (𝜑 → 𝑃 ∈ 𝐴)
6		eqid 2732	. . . . . . . . 9 ⊢ (Base‘𝐾) = (Base‘𝐾)
7		dia2dimlem2.a	. . . . . . . . 9 ⊢ 𝐴 = (Atoms‘𝐾)
8	6, 7	atbase 38147	. . . . . . . 8 ⊢ (𝑃 ∈ 𝐴 → 𝑃 ∈ (Base‘𝐾))
9	5, 8	syl 17	. . . . . . 7 ⊢ (𝜑 → 𝑃 ∈ (Base‘𝐾))
10		dia2dimlem2.u	. . . . . . . . 9 ⊢ (𝜑 → (𝑈 ∈ 𝐴 ∧ 𝑈 ≤ 𝑊))
11	10	simpld 495	. . . . . . . 8 ⊢ (𝜑 → 𝑈 ∈ 𝐴)
12	6, 7	atbase 38147	. . . . . . . 8 ⊢ (𝑈 ∈ 𝐴 → 𝑈 ∈ (Base‘𝐾))
13	11, 12	syl 17	. . . . . . 7 ⊢ (𝜑 → 𝑈 ∈ (Base‘𝐾))
14		dia2dimlem2.l	. . . . . . . 8 ⊢ ≤ = (le‘𝐾)
15		dia2dimlem2.j	. . . . . . . 8 ⊢ ∨ = (join‘𝐾)
16	6, 14, 15	latlej2 18398	. . . . . . 7 ⊢ ((𝐾 ∈ Lat ∧ 𝑃 ∈ (Base‘𝐾) ∧ 𝑈 ∈ (Base‘𝐾)) → 𝑈 ≤ (𝑃 ∨ 𝑈))
17	3, 9, 13, 16	syl3anc 1371	. . . . . 6 ⊢ (𝜑 → 𝑈 ≤ (𝑃 ∨ 𝑈))
18	6, 15, 7	hlatjcl 38225	. . . . . . . 8 ⊢ ((𝐾 ∈ HL ∧ 𝑃 ∈ 𝐴 ∧ 𝑈 ∈ 𝐴) → (𝑃 ∨ 𝑈) ∈ (Base‘𝐾))
19	2, 5, 11, 18	syl3anc 1371	. . . . . . 7 ⊢ (𝜑 → (𝑃 ∨ 𝑈) ∈ (Base‘𝐾))
20		dia2dimlem2.m	. . . . . . . 8 ⊢ ∧ = (meet‘𝐾)
21	6, 14, 20	latleeqm2 18417	. . . . . . 7 ⊢ ((𝐾 ∈ Lat ∧ 𝑈 ∈ (Base‘𝐾) ∧ (𝑃 ∨ 𝑈) ∈ (Base‘𝐾)) → (𝑈 ≤ (𝑃 ∨ 𝑈) ↔ ((𝑃 ∨ 𝑈) ∧ 𝑈) = 𝑈))
22	3, 13, 19, 21	syl3anc 1371	. . . . . 6 ⊢ (𝜑 → (𝑈 ≤ (𝑃 ∨ 𝑈) ↔ ((𝑃 ∨ 𝑈) ∧ 𝑈) = 𝑈))
23	17, 22	mpbid 231	. . . . 5 ⊢ (𝜑 → ((𝑃 ∨ 𝑈) ∧ 𝑈) = 𝑈)
24		dia2dimlem2.rf	. . . . . . . 8 ⊢ (𝜑 → (𝑅‘𝐹) ≤ (𝑈 ∨ 𝑉))
25		dia2dimlem2.f	. . . . . . . . . 10 ⊢ (𝜑 → (𝐹 ∈ 𝑇 ∧ (𝐹‘𝑃) ≠ 𝑃))
26		dia2dimlem2.h	. . . . . . . . . . 11 ⊢ 𝐻 = (LHyp‘𝐾)
27		dia2dimlem2.t	. . . . . . . . . . 11 ⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊)
28		dia2dimlem2.r	. . . . . . . . . . 11 ⊢ 𝑅 = ((trL‘𝐾)‘𝑊)
29	14, 7, 26, 27, 28	trlat 39028	. . . . . . . . . 10 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝐹 ∈ 𝑇 ∧ (𝐹‘𝑃) ≠ 𝑃)) → (𝑅‘𝐹) ∈ 𝐴)
30	1, 4, 25, 29	syl3anc 1371	. . . . . . . . 9 ⊢ (𝜑 → (𝑅‘𝐹) ∈ 𝐴)
31		dia2dimlem2.v	. . . . . . . . . 10 ⊢ (𝜑 → (𝑉 ∈ 𝐴 ∧ 𝑉 ≤ 𝑊))
32	31	simpld 495	. . . . . . . . 9 ⊢ (𝜑 → 𝑉 ∈ 𝐴)
33		dia2dimlem2.rv	. . . . . . . . 9 ⊢ (𝜑 → (𝑅‘𝐹) ≠ 𝑉)
34	14, 15, 7	hlatexch2 38255	. . . . . . . . 9 ⊢ ((𝐾 ∈ HL ∧ ((𝑅‘𝐹) ∈ 𝐴 ∧ 𝑈 ∈ 𝐴 ∧ 𝑉 ∈ 𝐴) ∧ (𝑅‘𝐹) ≠ 𝑉) → ((𝑅‘𝐹) ≤ (𝑈 ∨ 𝑉) → 𝑈 ≤ ((𝑅‘𝐹) ∨ 𝑉)))
35	2, 30, 11, 32, 33, 34	syl131anc 1383	. . . . . . . 8 ⊢ (𝜑 → ((𝑅‘𝐹) ≤ (𝑈 ∨ 𝑉) → 𝑈 ≤ ((𝑅‘𝐹) ∨ 𝑉)))
36	24, 35	mpd 15	. . . . . . 7 ⊢ (𝜑 → 𝑈 ≤ ((𝑅‘𝐹) ∨ 𝑉))
37	25	simpld 495	. . . . . . . . . 10 ⊢ (𝜑 → 𝐹 ∈ 𝑇)
38	14, 15, 20, 7, 26, 27, 28	trlval2 39022	. . . . . . . . . 10 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊)) → (𝑅‘𝐹) = ((𝑃 ∨ (𝐹‘𝑃)) ∧ 𝑊))
39	1, 37, 4, 38	syl3anc 1371	. . . . . . . . 9 ⊢ (𝜑 → (𝑅‘𝐹) = ((𝑃 ∨ (𝐹‘𝑃)) ∧ 𝑊))
40	39	oveq1d 7420	. . . . . . . 8 ⊢ (𝜑 → ((𝑅‘𝐹) ∨ 𝑉) = (((𝑃 ∨ (𝐹‘𝑃)) ∧ 𝑊) ∨ 𝑉))
41	14, 7, 26, 27	ltrnel 38998	. . . . . . . . . . . . 13 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊)) → ((𝐹‘𝑃) ∈ 𝐴 ∧ ¬ (𝐹‘𝑃) ≤ 𝑊))
42	1, 37, 4, 41	syl3anc 1371	. . . . . . . . . . . 12 ⊢ (𝜑 → ((𝐹‘𝑃) ∈ 𝐴 ∧ ¬ (𝐹‘𝑃) ≤ 𝑊))
43	42	simpld 495	. . . . . . . . . . 11 ⊢ (𝜑 → (𝐹‘𝑃) ∈ 𝐴)
44	6, 15, 7	hlatjcl 38225	. . . . . . . . . . 11 ⊢ ((𝐾 ∈ HL ∧ 𝑃 ∈ 𝐴 ∧ (𝐹‘𝑃) ∈ 𝐴) → (𝑃 ∨ (𝐹‘𝑃)) ∈ (Base‘𝐾))
45	2, 5, 43, 44	syl3anc 1371	. . . . . . . . . 10 ⊢ (𝜑 → (𝑃 ∨ (𝐹‘𝑃)) ∈ (Base‘𝐾))
46	1	simprd 496	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑊 ∈ 𝐻)
47	6, 26	lhpbase 38857	. . . . . . . . . . 11 ⊢ (𝑊 ∈ 𝐻 → 𝑊 ∈ (Base‘𝐾))
48	46, 47	syl 17	. . . . . . . . . 10 ⊢ (𝜑 → 𝑊 ∈ (Base‘𝐾))
49	31	simprd 496	. . . . . . . . . 10 ⊢ (𝜑 → 𝑉 ≤ 𝑊)
50	6, 14, 15, 20, 7	atmod4i1 38725	. . . . . . . . . 10 ⊢ ((𝐾 ∈ HL ∧ (𝑉 ∈ 𝐴 ∧ (𝑃 ∨ (𝐹‘𝑃)) ∈ (Base‘𝐾) ∧ 𝑊 ∈ (Base‘𝐾)) ∧ 𝑉 ≤ 𝑊) → (((𝑃 ∨ (𝐹‘𝑃)) ∧ 𝑊) ∨ 𝑉) = (((𝑃 ∨ (𝐹‘𝑃)) ∨ 𝑉) ∧ 𝑊))
51	2, 32, 45, 48, 49, 50	syl131anc 1383	. . . . . . . . 9 ⊢ (𝜑 → (((𝑃 ∨ (𝐹‘𝑃)) ∧ 𝑊) ∨ 𝑉) = (((𝑃 ∨ (𝐹‘𝑃)) ∨ 𝑉) ∧ 𝑊))
52	15, 7	hlatjass 38228	. . . . . . . . . . 11 ⊢ ((𝐾 ∈ HL ∧ (𝑃 ∈ 𝐴 ∧ (𝐹‘𝑃) ∈ 𝐴 ∧ 𝑉 ∈ 𝐴)) → ((𝑃 ∨ (𝐹‘𝑃)) ∨ 𝑉) = (𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)))
53	2, 5, 43, 32, 52	syl13anc 1372	. . . . . . . . . 10 ⊢ (𝜑 → ((𝑃 ∨ (𝐹‘𝑃)) ∨ 𝑉) = (𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)))
54	53	oveq1d 7420	. . . . . . . . 9 ⊢ (𝜑 → (((𝑃 ∨ (𝐹‘𝑃)) ∨ 𝑉) ∧ 𝑊) = ((𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∧ 𝑊))
55	51, 54	eqtrd 2772	. . . . . . . 8 ⊢ (𝜑 → (((𝑃 ∨ (𝐹‘𝑃)) ∧ 𝑊) ∨ 𝑉) = ((𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∧ 𝑊))
56	40, 55	eqtrd 2772	. . . . . . 7 ⊢ (𝜑 → ((𝑅‘𝐹) ∨ 𝑉) = ((𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∧ 𝑊))
57	36, 56	breqtrd 5173	. . . . . 6 ⊢ (𝜑 → 𝑈 ≤ ((𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∧ 𝑊))
58	6, 15, 7	hlatjcl 38225	. . . . . . . . . 10 ⊢ ((𝐾 ∈ HL ∧ (𝐹‘𝑃) ∈ 𝐴 ∧ 𝑉 ∈ 𝐴) → ((𝐹‘𝑃) ∨ 𝑉) ∈ (Base‘𝐾))
59	2, 43, 32, 58	syl3anc 1371	. . . . . . . . 9 ⊢ (𝜑 → ((𝐹‘𝑃) ∨ 𝑉) ∈ (Base‘𝐾))
60	6, 15	latjcl 18388	. . . . . . . . 9 ⊢ ((𝐾 ∈ Lat ∧ 𝑃 ∈ (Base‘𝐾) ∧ ((𝐹‘𝑃) ∨ 𝑉) ∈ (Base‘𝐾)) → (𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∈ (Base‘𝐾))
61	3, 9, 59, 60	syl3anc 1371	. . . . . . . 8 ⊢ (𝜑 → (𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∈ (Base‘𝐾))
62	6, 20	latmcl 18389	. . . . . . . 8 ⊢ ((𝐾 ∈ Lat ∧ (𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∈ (Base‘𝐾) ∧ 𝑊 ∈ (Base‘𝐾)) → ((𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∧ 𝑊) ∈ (Base‘𝐾))
63	3, 61, 48, 62	syl3anc 1371	. . . . . . 7 ⊢ (𝜑 → ((𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∧ 𝑊) ∈ (Base‘𝐾))
64	6, 14, 20	latmlem2 18419	. . . . . . 7 ⊢ ((𝐾 ∈ Lat ∧ (𝑈 ∈ (Base‘𝐾) ∧ ((𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∧ 𝑊) ∈ (Base‘𝐾) ∧ (𝑃 ∨ 𝑈) ∈ (Base‘𝐾))) → (𝑈 ≤ ((𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∧ 𝑊) → ((𝑃 ∨ 𝑈) ∧ 𝑈) ≤ ((𝑃 ∨ 𝑈) ∧ ((𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∧ 𝑊))))
65	3, 13, 63, 19, 64	syl13anc 1372	. . . . . 6 ⊢ (𝜑 → (𝑈 ≤ ((𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∧ 𝑊) → ((𝑃 ∨ 𝑈) ∧ 𝑈) ≤ ((𝑃 ∨ 𝑈) ∧ ((𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∧ 𝑊))))
66	57, 65	mpd 15	. . . . 5 ⊢ (𝜑 → ((𝑃 ∨ 𝑈) ∧ 𝑈) ≤ ((𝑃 ∨ 𝑈) ∧ ((𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∧ 𝑊)))
67	23, 66	eqbrtrrd 5171	. . . 4 ⊢ (𝜑 → 𝑈 ≤ ((𝑃 ∨ 𝑈) ∧ ((𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∧ 𝑊)))
68		dia2dimlem2.g	. . . . . . 7 ⊢ (𝜑 → 𝐺 ∈ 𝑇)
69	14, 15, 20, 7, 26, 27, 28	trlval2 39022	. . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐺 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊)) → (𝑅‘𝐺) = ((𝑃 ∨ (𝐺‘𝑃)) ∧ 𝑊))
70	1, 68, 4, 69	syl3anc 1371	. . . . . 6 ⊢ (𝜑 → (𝑅‘𝐺) = ((𝑃 ∨ (𝐺‘𝑃)) ∧ 𝑊))
71		dia2dimlem2.gv	. . . . . . . . . 10 ⊢ (𝜑 → (𝐺‘𝑃) = 𝑄)
72		dia2dimlem2.q	. . . . . . . . . 10 ⊢ 𝑄 = ((𝑃 ∨ 𝑈) ∧ ((𝐹‘𝑃) ∨ 𝑉))
73	71, 72	eqtrdi 2788	. . . . . . . . 9 ⊢ (𝜑 → (𝐺‘𝑃) = ((𝑃 ∨ 𝑈) ∧ ((𝐹‘𝑃) ∨ 𝑉)))
74	73	oveq2d 7421	. . . . . . . 8 ⊢ (𝜑 → (𝑃 ∨ (𝐺‘𝑃)) = (𝑃 ∨ ((𝑃 ∨ 𝑈) ∧ ((𝐹‘𝑃) ∨ 𝑉))))
75	74	oveq1d 7420	. . . . . . 7 ⊢ (𝜑 → ((𝑃 ∨ (𝐺‘𝑃)) ∧ 𝑊) = ((𝑃 ∨ ((𝑃 ∨ 𝑈) ∧ ((𝐹‘𝑃) ∨ 𝑉))) ∧ 𝑊))
76	14, 15, 7	hlatlej1 38233	. . . . . . . . . . 11 ⊢ ((𝐾 ∈ HL ∧ 𝑃 ∈ 𝐴 ∧ 𝑈 ∈ 𝐴) → 𝑃 ≤ (𝑃 ∨ 𝑈))
77	2, 5, 11, 76	syl3anc 1371	. . . . . . . . . 10 ⊢ (𝜑 → 𝑃 ≤ (𝑃 ∨ 𝑈))
78	6, 14, 15, 20, 7	atmod3i1 38723	. . . . . . . . . 10 ⊢ ((𝐾 ∈ HL ∧ (𝑃 ∈ 𝐴 ∧ (𝑃 ∨ 𝑈) ∈ (Base‘𝐾) ∧ ((𝐹‘𝑃) ∨ 𝑉) ∈ (Base‘𝐾)) ∧ 𝑃 ≤ (𝑃 ∨ 𝑈)) → (𝑃 ∨ ((𝑃 ∨ 𝑈) ∧ ((𝐹‘𝑃) ∨ 𝑉))) = ((𝑃 ∨ 𝑈) ∧ (𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉))))
79	2, 5, 19, 59, 77, 78	syl131anc 1383	. . . . . . . . 9 ⊢ (𝜑 → (𝑃 ∨ ((𝑃 ∨ 𝑈) ∧ ((𝐹‘𝑃) ∨ 𝑉))) = ((𝑃 ∨ 𝑈) ∧ (𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉))))
80	79	oveq1d 7420	. . . . . . . 8 ⊢ (𝜑 → ((𝑃 ∨ ((𝑃 ∨ 𝑈) ∧ ((𝐹‘𝑃) ∨ 𝑉))) ∧ 𝑊) = (((𝑃 ∨ 𝑈) ∧ (𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉))) ∧ 𝑊))
81		hlol 38219	. . . . . . . . . 10 ⊢ (𝐾 ∈ HL → 𝐾 ∈ OL)
82	2, 81	syl 17	. . . . . . . . 9 ⊢ (𝜑 → 𝐾 ∈ OL)
83	6, 20	latmassOLD 38087	. . . . . . . . 9 ⊢ ((𝐾 ∈ OL ∧ ((𝑃 ∨ 𝑈) ∈ (Base‘𝐾) ∧ (𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∈ (Base‘𝐾) ∧ 𝑊 ∈ (Base‘𝐾))) → (((𝑃 ∨ 𝑈) ∧ (𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉))) ∧ 𝑊) = ((𝑃 ∨ 𝑈) ∧ ((𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∧ 𝑊)))
84	82, 19, 61, 48, 83	syl13anc 1372	. . . . . . . 8 ⊢ (𝜑 → (((𝑃 ∨ 𝑈) ∧ (𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉))) ∧ 𝑊) = ((𝑃 ∨ 𝑈) ∧ ((𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∧ 𝑊)))
85	80, 84	eqtrd 2772	. . . . . . 7 ⊢ (𝜑 → ((𝑃 ∨ ((𝑃 ∨ 𝑈) ∧ ((𝐹‘𝑃) ∨ 𝑉))) ∧ 𝑊) = ((𝑃 ∨ 𝑈) ∧ ((𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∧ 𝑊)))
86	75, 85	eqtrd 2772	. . . . . 6 ⊢ (𝜑 → ((𝑃 ∨ (𝐺‘𝑃)) ∧ 𝑊) = ((𝑃 ∨ 𝑈) ∧ ((𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∧ 𝑊)))
87	70, 86	eqtrd 2772	. . . . 5 ⊢ (𝜑 → (𝑅‘𝐺) = ((𝑃 ∨ 𝑈) ∧ ((𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∧ 𝑊)))
88	87	eqcomd 2738	. . . 4 ⊢ (𝜑 → ((𝑃 ∨ 𝑈) ∧ ((𝑃 ∨ ((𝐹‘𝑃) ∨ 𝑉)) ∧ 𝑊)) = (𝑅‘𝐺))
89	67, 88	breqtrd 5173	. . 3 ⊢ (𝜑 → 𝑈 ≤ (𝑅‘𝐺))
90		hlatl 38218	. . . . 5 ⊢ (𝐾 ∈ HL → 𝐾 ∈ AtLat)
91	2, 90	syl 17	. . . 4 ⊢ (𝜑 → 𝐾 ∈ AtLat)
92		hlop 38220	. . . . . . . . . 10 ⊢ (𝐾 ∈ HL → 𝐾 ∈ OP)
93	2, 92	syl 17	. . . . . . . . 9 ⊢ (𝜑 → 𝐾 ∈ OP)
94		eqid 2732	. . . . . . . . . 10 ⊢ (0.‘𝐾) = (0.‘𝐾)
95		eqid 2732	. . . . . . . . . 10 ⊢ (lt‘𝐾) = (lt‘𝐾)
96	94, 95, 7	0ltat 38149	. . . . . . . . 9 ⊢ ((𝐾 ∈ OP ∧ 𝑈 ∈ 𝐴) → (0.‘𝐾)(lt‘𝐾)𝑈)
97	93, 11, 96	syl2anc 584	. . . . . . . 8 ⊢ (𝜑 → (0.‘𝐾)(lt‘𝐾)𝑈)
98		hlpos 38224	. . . . . . . . . 10 ⊢ (𝐾 ∈ HL → 𝐾 ∈ Poset)
99	2, 98	syl 17	. . . . . . . . 9 ⊢ (𝜑 → 𝐾 ∈ Poset)
100	6, 94	op0cl 38042	. . . . . . . . . 10 ⊢ (𝐾 ∈ OP → (0.‘𝐾) ∈ (Base‘𝐾))
101	93, 100	syl 17	. . . . . . . . 9 ⊢ (𝜑 → (0.‘𝐾) ∈ (Base‘𝐾))
102	6, 26, 27, 28	trlcl 39023	. . . . . . . . . 10 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐺 ∈ 𝑇) → (𝑅‘𝐺) ∈ (Base‘𝐾))
103	1, 68, 102	syl2anc 584	. . . . . . . . 9 ⊢ (𝜑 → (𝑅‘𝐺) ∈ (Base‘𝐾))
104	6, 14, 95	pltletr 18292	. . . . . . . . 9 ⊢ ((𝐾 ∈ Poset ∧ ((0.‘𝐾) ∈ (Base‘𝐾) ∧ 𝑈 ∈ (Base‘𝐾) ∧ (𝑅‘𝐺) ∈ (Base‘𝐾))) → (((0.‘𝐾)(lt‘𝐾)𝑈 ∧ 𝑈 ≤ (𝑅‘𝐺)) → (0.‘𝐾)(lt‘𝐾)(𝑅‘𝐺)))
105	99, 101, 13, 103, 104	syl13anc 1372	. . . . . . . 8 ⊢ (𝜑 → (((0.‘𝐾)(lt‘𝐾)𝑈 ∧ 𝑈 ≤ (𝑅‘𝐺)) → (0.‘𝐾)(lt‘𝐾)(𝑅‘𝐺)))
106	97, 89, 105	mp2and 697	. . . . . . 7 ⊢ (𝜑 → (0.‘𝐾)(lt‘𝐾)(𝑅‘𝐺))
107	6, 95, 94	opltn0 38048	. . . . . . . 8 ⊢ ((𝐾 ∈ OP ∧ (𝑅‘𝐺) ∈ (Base‘𝐾)) → ((0.‘𝐾)(lt‘𝐾)(𝑅‘𝐺) ↔ (𝑅‘𝐺) ≠ (0.‘𝐾)))
108	93, 103, 107	syl2anc 584	. . . . . . 7 ⊢ (𝜑 → ((0.‘𝐾)(lt‘𝐾)(𝑅‘𝐺) ↔ (𝑅‘𝐺) ≠ (0.‘𝐾)))
109	106, 108	mpbid 231	. . . . . 6 ⊢ (𝜑 → (𝑅‘𝐺) ≠ (0.‘𝐾))
110	109	neneqd 2945	. . . . 5 ⊢ (𝜑 → ¬ (𝑅‘𝐺) = (0.‘𝐾))
111	94, 7, 26, 27, 28	trlator0 39030	. . . . . . . 8 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐺 ∈ 𝑇) → ((𝑅‘𝐺) ∈ 𝐴 ∨ (𝑅‘𝐺) = (0.‘𝐾)))
112	1, 68, 111	syl2anc 584	. . . . . . 7 ⊢ (𝜑 → ((𝑅‘𝐺) ∈ 𝐴 ∨ (𝑅‘𝐺) = (0.‘𝐾)))
113	112	orcomd 869	. . . . . 6 ⊢ (𝜑 → ((𝑅‘𝐺) = (0.‘𝐾) ∨ (𝑅‘𝐺) ∈ 𝐴))
114	113	ord 862	. . . . 5 ⊢ (𝜑 → (¬ (𝑅‘𝐺) = (0.‘𝐾) → (𝑅‘𝐺) ∈ 𝐴))
115	110, 114	mpd 15	. . . 4 ⊢ (𝜑 → (𝑅‘𝐺) ∈ 𝐴)
116	14, 7	atcmp 38169	. . . 4 ⊢ ((𝐾 ∈ AtLat ∧ 𝑈 ∈ 𝐴 ∧ (𝑅‘𝐺) ∈ 𝐴) → (𝑈 ≤ (𝑅‘𝐺) ↔ 𝑈 = (𝑅‘𝐺)))
117	91, 11, 115, 116	syl3anc 1371	. . 3 ⊢ (𝜑 → (𝑈 ≤ (𝑅‘𝐺) ↔ 𝑈 = (𝑅‘𝐺)))
118	89, 117	mpbid 231	. 2 ⊢ (𝜑 → 𝑈 = (𝑅‘𝐺))
119	118	eqcomd 2738	1 ⊢ (𝜑 → (𝑅‘𝐺) = 𝑈)

Colors of variables: wff setvar class

Syntax hints: ¬ wn 3 → wi 4 ↔ wb 205 ∧ wa 396 ∨ wo 845 = wceq 1541 ∈ wcel 2106 ≠ wne 2940 class class class wbr 5147 ‘cfv 6540 (class class class)co 7405 Basecbs 17140 lecple 17200 Posetcpo 18256 ltcplt 18257 joincjn 18260 meetcmee 18261 0.cp0 18372 Latclat 18380 OPcops 38030 OLcol 38032 Atomscatm 38121 AtLatcal 38122 HLchlt 38208 LHypclh 38843 LTrncltrn 38960 trLctrl 39017

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 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2703 ax-rep 5284 ax-sep 5298 ax-nul 5305 ax-pow 5362 ax-pr 5426 ax-un 7721

This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2534 df-eu 2563 df-clab 2710 df-cleq 2724 df-clel 2810 df-nfc 2885 df-ne 2941 df-ral 3062 df-rex 3071 df-rmo 3376 df-reu 3377 df-rab 3433 df-v 3476 df-sbc 3777 df-csb 3893 df-dif 3950 df-un 3952 df-in 3954 df-ss 3964 df-nul 4322 df-if 4528 df-pw 4603 df-sn 4628 df-pr 4630 df-op 4634 df-uni 4908 df-iun 4998 df-iin 4999 df-br 5148 df-opab 5210 df-mpt 5231 df-id 5573 df-xp 5681 df-rel 5682 df-cnv 5683 df-co 5684 df-dm 5685 df-rn 5686 df-res 5687 df-ima 5688 df-iota 6492 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7361 df-ov 7408 df-oprab 7409 df-mpo 7410 df-1st 7971 df-2nd 7972 df-map 8818 df-proset 18244 df-poset 18262 df-plt 18279 df-lub 18295 df-glb 18296 df-join 18297 df-meet 18298 df-p0 18374 df-p1 18375 df-lat 18381 df-clat 18448 df-oposet 38034 df-ol 38036 df-oml 38037 df-covers 38124 df-ats 38125 df-atl 38156 df-cvlat 38180 df-hlat 38209 df-psubsp 38362 df-pmap 38363 df-padd 38655 df-lhyp 38847 df-laut 38848 df-ldil 38963 df-ltrn 38964 df-trl 39018

This theorem is referenced by: dia2dimlem5 39927

W3C validator