cdlemkid2 - Mathbox for Norm Megill

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Theorem cdlemkid2 38220

Description: Lemma for cdlemkid 38232. (Contributed by NM, 24-Jul-2013.)

**Hypotheses**
Ref	Expression
cdlemk5.b	⊢ 𝐵 = (Base‘𝐾)
cdlemk5.l	⊢ ≤ = (le‘𝐾)
cdlemk5.j	⊢ ∨ = (join‘𝐾)
cdlemk5.m	⊢ ∧ = (meet‘𝐾)
cdlemk5.a	⊢ 𝐴 = (Atoms‘𝐾)
cdlemk5.h	⊢ 𝐻 = (LHyp‘𝐾)
cdlemk5.t	⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊)
cdlemk5.r	⊢ 𝑅 = ((trL‘𝐾)‘𝑊)
cdlemk5.z	⊢ 𝑍 = ((𝑃 ∨ (𝑅‘𝑏)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝑏 ∘ ^◡𝐹))))
cdlemk5.y	⊢ 𝑌 = ((𝑃 ∨ (𝑅‘𝑔)) ∧ (𝑍 ∨ (𝑅‘(𝑔 ∘ ^◡𝑏))))

**Assertion**
Ref	Expression
cdlemkid2	⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → ⦋𝐺 / 𝑔⦌𝑌 = 𝑃)

Distinct variable groups: ∧ ,𝑔 ∨ ,𝑔 𝐵,𝑔 𝑃,𝑔 𝑅,𝑔 𝑇,𝑔 𝑔,𝑍 𝑔,𝑏 Allowed substitution hints: 𝐴(𝑔,𝑏) 𝐵(𝑏) 𝑃(𝑏) 𝑅(𝑏) 𝑇(𝑏) 𝐹(𝑔,𝑏) 𝐺(𝑔,𝑏) 𝐻(𝑔,𝑏) ∨ (𝑏) 𝐾(𝑔,𝑏) ≤ (𝑔,𝑏) ∧ (𝑏) 𝑁(𝑔,𝑏) 𝑊(𝑔,𝑏) 𝑌(𝑔,𝑏) 𝑍(𝑏)

**Proof of Theorem cdlemkid2**
Step	Hyp	Ref	Expression
1		simp32 1207	. . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → 𝐺 = ( I ↾ 𝐵))
2	1	csbeq1d 3832	. 2 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → ⦋𝐺 / 𝑔⦌𝑌 = ⦋( I ↾ 𝐵) / 𝑔⦌𝑌)
3		cdlemk5.b	. . . . . 6 ⊢ 𝐵 = (Base‘𝐾)
4		cdlemk5.h	. . . . . 6 ⊢ 𝐻 = (LHyp‘𝐾)
5		cdlemk5.t	. . . . . 6 ⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊)
6	3, 4, 5	idltrn 37446	. . . . 5 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ( I ↾ 𝐵) ∈ 𝑇)
7	6	3ad2ant1 1130	. . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → ( I ↾ 𝐵) ∈ 𝑇)
8		cdlemk5.y	. . . . 5 ⊢ 𝑌 = ((𝑃 ∨ (𝑅‘𝑔)) ∧ (𝑍 ∨ (𝑅‘(𝑔 ∘ ^◡𝑏))))
9	8	cdlemk41 38216	. . . 4 ⊢ (( I ↾ 𝐵) ∈ 𝑇 → ⦋( I ↾ 𝐵) / 𝑔⦌𝑌 = ((𝑃 ∨ (𝑅‘( I ↾ 𝐵))) ∧ (𝑍 ∨ (𝑅‘(( I ↾ 𝐵) ∘ ^◡𝑏)))))
10	7, 9	syl 17	. . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → ⦋( I ↾ 𝐵) / 𝑔⦌𝑌 = ((𝑃 ∨ (𝑅‘( I ↾ 𝐵))) ∧ (𝑍 ∨ (𝑅‘(( I ↾ 𝐵) ∘ ^◡𝑏)))))
11		eqid 2798	. . . . . . . . 9 ⊢ (0.‘𝐾) = (0.‘𝐾)
12		cdlemk5.r	. . . . . . . . 9 ⊢ 𝑅 = ((trL‘𝐾)‘𝑊)
13	3, 11, 4, 12	trlid0 37472	. . . . . . . 8 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → (𝑅‘( I ↾ 𝐵)) = (0.‘𝐾))
14	13	3ad2ant1 1130	. . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → (𝑅‘( I ↾ 𝐵)) = (0.‘𝐾))
15	14	oveq2d 7151	. . . . . 6 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → (𝑃 ∨ (𝑅‘( I ↾ 𝐵))) = (𝑃 ∨ (0.‘𝐾)))
16		simp1l 1194	. . . . . . . 8 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → 𝐾 ∈ HL)
17		hlol 36657	. . . . . . . 8 ⊢ (𝐾 ∈ HL → 𝐾 ∈ OL)
18	16, 17	syl 17	. . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → 𝐾 ∈ OL)
19		simp31l 1293	. . . . . . . 8 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → 𝑃 ∈ 𝐴)
20		cdlemk5.a	. . . . . . . . 9 ⊢ 𝐴 = (Atoms‘𝐾)
21	3, 20	atbase 36585	. . . . . . . 8 ⊢ (𝑃 ∈ 𝐴 → 𝑃 ∈ 𝐵)
22	19, 21	syl 17	. . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → 𝑃 ∈ 𝐵)
23		cdlemk5.j	. . . . . . . 8 ⊢ ∨ = (join‘𝐾)
24	3, 23, 11	olj01 36521	. . . . . . 7 ⊢ ((𝐾 ∈ OL ∧ 𝑃 ∈ 𝐵) → (𝑃 ∨ (0.‘𝐾)) = 𝑃)
25	18, 22, 24	syl2anc 587	. . . . . 6 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → (𝑃 ∨ (0.‘𝐾)) = 𝑃)
26	15, 25	eqtrd 2833	. . . . 5 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → (𝑃 ∨ (𝑅‘( I ↾ 𝐵))) = 𝑃)
27		simp1 1133	. . . . . . . . . . 11 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻))
28		simp33l 1297	. . . . . . . . . . . 12 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → 𝑏 ∈ 𝑇)
29	4, 5	ltrncnv 37442	. . . . . . . . . . . 12 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑏 ∈ 𝑇) → ^◡𝑏 ∈ 𝑇)
30	27, 28, 29	syl2anc 587	. . . . . . . . . . 11 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → ^◡𝑏 ∈ 𝑇)
31	3, 4, 5	ltrn1o 37420	. . . . . . . . . . 11 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ^◡𝑏 ∈ 𝑇) → ^◡𝑏:𝐵–1-1-onto→𝐵)
32	27, 30, 31	syl2anc 587	. . . . . . . . . 10 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → ^◡𝑏:𝐵–1-1-onto→𝐵)
33		f1of 6590	. . . . . . . . . 10 ⊢ (^◡𝑏:𝐵–1-1-onto→𝐵 → ^◡𝑏:𝐵⟶𝐵)
34		fcoi2 6527	. . . . . . . . . 10 ⊢ (^◡𝑏:𝐵⟶𝐵 → (( I ↾ 𝐵) ∘ ^◡𝑏) = ^◡𝑏)
35	32, 33, 34	3syl 18	. . . . . . . . 9 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → (( I ↾ 𝐵) ∘ ^◡𝑏) = ^◡𝑏)
36	35	fveq2d 6649	. . . . . . . 8 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → (𝑅‘(( I ↾ 𝐵) ∘ ^◡𝑏)) = (𝑅‘^◡𝑏))
37	4, 5, 12	trlcnv 37461	. . . . . . . . 9 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑏 ∈ 𝑇) → (𝑅‘^◡𝑏) = (𝑅‘𝑏))
38	27, 28, 37	syl2anc 587	. . . . . . . 8 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → (𝑅‘^◡𝑏) = (𝑅‘𝑏))
39	36, 38	eqtrd 2833	. . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → (𝑅‘(( I ↾ 𝐵) ∘ ^◡𝑏)) = (𝑅‘𝑏))
40	39	oveq2d 7151	. . . . . 6 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → (𝑍 ∨ (𝑅‘(( I ↾ 𝐵) ∘ ^◡𝑏))) = (𝑍 ∨ (𝑅‘𝑏)))
41		simp31 1206	. . . . . . . 8 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊))
42		simp33 1208	. . . . . . . 8 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))
43	41, 42	jca 515	. . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵))))
44		cdlemk5.l	. . . . . . . 8 ⊢ ≤ = (le‘𝐾)
45		cdlemk5.m	. . . . . . . 8 ⊢ ∧ = (meet‘𝐾)
46		cdlemk5.z	. . . . . . . 8 ⊢ 𝑍 = ((𝑃 ∨ (𝑅‘𝑏)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝑏 ∘ ^◡𝐹))))
47	3, 44, 23, 45, 20, 4, 5, 12, 46	cdlemkid1 38218	. . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → (𝑍 ∨ (𝑅‘𝑏)) = (𝑃 ∨ (𝑅‘𝑏)))
48	43, 47	syld3an3 1406	. . . . . 6 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → (𝑍 ∨ (𝑅‘𝑏)) = (𝑃 ∨ (𝑅‘𝑏)))
49	40, 48	eqtrd 2833	. . . . 5 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → (𝑍 ∨ (𝑅‘(( I ↾ 𝐵) ∘ ^◡𝑏))) = (𝑃 ∨ (𝑅‘𝑏)))
50	26, 49	oveq12d 7153	. . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → ((𝑃 ∨ (𝑅‘( I ↾ 𝐵))) ∧ (𝑍 ∨ (𝑅‘(( I ↾ 𝐵) ∘ ^◡𝑏)))) = (𝑃 ∧ (𝑃 ∨ (𝑅‘𝑏))))
51	16	hllatd 36660	. . . . 5 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → 𝐾 ∈ Lat)
52	3, 4, 5, 12	trlcl 37460	. . . . . 6 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑏 ∈ 𝑇) → (𝑅‘𝑏) ∈ 𝐵)
53	27, 28, 52	syl2anc 587	. . . . 5 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → (𝑅‘𝑏) ∈ 𝐵)
54	3, 23, 45	latabs2 17690	. . . . 5 ⊢ ((𝐾 ∈ Lat ∧ 𝑃 ∈ 𝐵 ∧ (𝑅‘𝑏) ∈ 𝐵) → (𝑃 ∧ (𝑃 ∨ (𝑅‘𝑏))) = 𝑃)
55	51, 22, 53, 54	syl3anc 1368	. . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → (𝑃 ∧ (𝑃 ∨ (𝑅‘𝑏))) = 𝑃)
56	50, 55	eqtrd 2833	. . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → ((𝑃 ∨ (𝑅‘( I ↾ 𝐵))) ∧ (𝑍 ∨ (𝑅‘(( I ↾ 𝐵) ∘ ^◡𝑏)))) = 𝑃)
57	10, 56	eqtrd 2833	. 2 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → ⦋( I ↾ 𝐵) / 𝑔⦌𝑌 = 𝑃)
58	2, 57	eqtrd 2833	1 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵) ∧ (𝑏 ∈ 𝑇 ∧ 𝑏 ≠ ( I ↾ 𝐵)))) → ⦋𝐺 / 𝑔⦌𝑌 = 𝑃)

Colors of variables: wff setvar class

Syntax hints: ¬ wn 3 → wi 4 ∧ wa 399 ∧ w3a 1084 = wceq 1538 ∈ wcel 2111 ≠ wne 2987 ⦋csb 3828 class class class wbr 5030 I cid 5424 ^◡ccnv 5518 ↾ cres 5521 ∘ ccom 5523 ⟶wf 6320 –1-1-onto→wf1o 6323 ‘cfv 6324 (class class class)co 7135 Basecbs 16475 lecple 16564 joincjn 17546 meetcmee 17547 0.cp0 17639 Latclat 17647 OLcol 36470 Atomscatm 36559 HLchlt 36646 LHypclh 37280 LTrncltrn 37397 trLctrl 37454

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 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2770 ax-rep 5154 ax-sep 5167 ax-nul 5174 ax-pow 5231 ax-pr 5295 ax-un 7441 ax-riotaBAD 36249

This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3or 1085 df-3an 1086 df-tru 1541 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2598 df-eu 2629 df-clab 2777 df-cleq 2791 df-clel 2870 df-nfc 2938 df-ne 2988 df-ral 3111 df-rex 3112 df-reu 3113 df-rmo 3114 df-rab 3115 df-v 3443 df-sbc 3721 df-csb 3829 df-dif 3884 df-un 3886 df-in 3888 df-ss 3898 df-nul 4244 df-if 4426 df-pw 4499 df-sn 4526 df-pr 4528 df-op 4532 df-uni 4801 df-iun 4883 df-iin 4884 df-br 5031 df-opab 5093 df-mpt 5111 df-id 5425 df-xp 5525 df-rel 5526 df-cnv 5527 df-co 5528 df-dm 5529 df-rn 5530 df-res 5531 df-ima 5532 df-iota 6283 df-fun 6326 df-fn 6327 df-f 6328 df-f1 6329 df-fo 6330 df-f1o 6331 df-fv 6332 df-riota 7093 df-ov 7138 df-oprab 7139 df-mpo 7140 df-1st 7671 df-2nd 7672 df-undef 7922 df-map 8391 df-proset 17530 df-poset 17548 df-plt 17560 df-lub 17576 df-glb 17577 df-join 17578 df-meet 17579 df-p0 17641 df-p1 17642 df-lat 17648 df-clat 17710 df-oposet 36472 df-ol 36474 df-oml 36475 df-covers 36562 df-ats 36563 df-atl 36594 df-cvlat 36618 df-hlat 36647 df-llines 36794 df-lplanes 36795 df-lvols 36796 df-lines 36797 df-psubsp 36799 df-pmap 36800 df-padd 37092 df-lhyp 37284 df-laut 37285 df-ldil 37400 df-ltrn 37401 df-trl 37455

This theorem is referenced by: cdlemkid3N 38229 cdlemkid4 38230

W3C validator