cdlemk14 - Mathbox for Norm Megill

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Theorem cdlemk14 40963

Description: Part of proof of Lemma K of [Crawley] p. 118. Line 19 on p. 119. 𝑂, 𝐷 are k₁, f₁. (Contributed by NM, 1-Jul-2013.)

**Hypotheses**
Ref	Expression
cdlemk1.b	⊢ 𝐵 = (Base‘𝐾)
cdlemk1.l	⊢ ≤ = (le‘𝐾)
cdlemk1.j	⊢ ∨ = (join‘𝐾)
cdlemk1.m	⊢ ∧ = (meet‘𝐾)
cdlemk1.a	⊢ 𝐴 = (Atoms‘𝐾)
cdlemk1.h	⊢ 𝐻 = (LHyp‘𝐾)
cdlemk1.t	⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊)
cdlemk1.r	⊢ 𝑅 = ((trL‘𝐾)‘𝑊)
cdlemk1.s	⊢ 𝑆 = (𝑓 ∈ 𝑇 ↦ (℩𝑖 ∈ 𝑇 (𝑖‘𝑃) = ((𝑃 ∨ (𝑅‘𝑓)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝑓 ∘ ^◡𝐹))))))
cdlemk1.o	⊢ 𝑂 = (𝑆‘𝐷)

**Assertion**
Ref	Expression
cdlemk14	⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → (𝑁‘𝑃) ≤ ((𝑂‘𝑃) ∨ (𝑅‘(𝐹 ∘ ^◡𝐷))))

Distinct variable groups: 𝑓,𝑖, ∧ ≤ ,𝑖 ∨ ,𝑓,𝑖 𝐴,𝑖 𝐷,𝑓,𝑖 𝑓,𝐹,𝑖 𝑖,𝐻 𝑖,𝐾 𝑓,𝑁,𝑖 𝑃,𝑓,𝑖 𝑅,𝑓,𝑖 𝑇,𝑓,𝑖 𝑓,𝑊,𝑖 Allowed substitution hints: 𝐴(𝑓) 𝐵(𝑓,𝑖) 𝑆(𝑓,𝑖) 𝐻(𝑓) 𝐾(𝑓) ≤ (𝑓) 𝑂(𝑓,𝑖)

**Proof of Theorem cdlemk14**
Step	Hyp	Ref	Expression
1		cdlemk1.b	. . . . 5 ⊢ 𝐵 = (Base‘𝐾)
2		cdlemk1.l	. . . . 5 ⊢ ≤ = (le‘𝐾)
3		cdlemk1.j	. . . . 5 ⊢ ∨ = (join‘𝐾)
4		cdlemk1.m	. . . . 5 ⊢ ∧ = (meet‘𝐾)
5		cdlemk1.a	. . . . 5 ⊢ 𝐴 = (Atoms‘𝐾)
6		cdlemk1.h	. . . . 5 ⊢ 𝐻 = (LHyp‘𝐾)
7		cdlemk1.t	. . . . 5 ⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊)
8		cdlemk1.r	. . . . 5 ⊢ 𝑅 = ((trL‘𝐾)‘𝑊)
9		cdlemk1.s	. . . . 5 ⊢ 𝑆 = (𝑓 ∈ 𝑇 ↦ (℩𝑖 ∈ 𝑇 (𝑖‘𝑃) = ((𝑃 ∨ (𝑅‘𝑓)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝑓 ∘ ^◡𝐹))))))
10		cdlemk1.o	. . . . 5 ⊢ 𝑂 = (𝑆‘𝐷)
11	1, 2, 3, 4, 5, 6, 7, 8, 9, 10	cdlemk13 40961	. . . 4 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → (𝑂‘𝑃) = ((𝑃 ∨ (𝑅‘𝐷)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝐷 ∘ ^◡𝐹)))))
12		simp11l 1285	. . . . . 6 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → 𝐾 ∈ HL)
13	12	hllatd 39473	. . . . 5 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → 𝐾 ∈ Lat)
14		simp22l 1293	. . . . . 6 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → 𝑃 ∈ 𝐴)
15		simp11 1204	. . . . . . 7 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻))
16		simp13 1206	. . . . . . 7 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → 𝐷 ∈ 𝑇)
17		simp32 1211	. . . . . . 7 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → 𝐷 ≠ ( I ↾ 𝐵))
18	1, 5, 6, 7, 8	trlnidat 40282	. . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐷 ∈ 𝑇 ∧ 𝐷 ≠ ( I ↾ 𝐵)) → (𝑅‘𝐷) ∈ 𝐴)
19	15, 16, 17, 18	syl3anc 1373	. . . . . 6 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → (𝑅‘𝐷) ∈ 𝐴)
20	1, 3, 5	hlatjcl 39476	. . . . . 6 ⊢ ((𝐾 ∈ HL ∧ 𝑃 ∈ 𝐴 ∧ (𝑅‘𝐷) ∈ 𝐴) → (𝑃 ∨ (𝑅‘𝐷)) ∈ 𝐵)
21	12, 14, 19, 20	syl3anc 1373	. . . . 5 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → (𝑃 ∨ (𝑅‘𝐷)) ∈ 𝐵)
22		simp21 1207	. . . . . . 7 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → 𝑁 ∈ 𝑇)
23	2, 5, 6, 7	ltrnat 40249	. . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑁 ∈ 𝑇 ∧ 𝑃 ∈ 𝐴) → (𝑁‘𝑃) ∈ 𝐴)
24	15, 22, 14, 23	syl3anc 1373	. . . . . 6 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → (𝑁‘𝑃) ∈ 𝐴)
25		simp12 1205	. . . . . . 7 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → 𝐹 ∈ 𝑇)
26		simp33 1212	. . . . . . 7 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → (𝑅‘𝐷) ≠ (𝑅‘𝐹))
27	5, 6, 7, 8	trlcocnvat 40833	. . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐷 ∈ 𝑇 ∧ 𝐹 ∈ 𝑇) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹)) → (𝑅‘(𝐷 ∘ ^◡𝐹)) ∈ 𝐴)
28	15, 16, 25, 26, 27	syl121anc 1377	. . . . . 6 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → (𝑅‘(𝐷 ∘ ^◡𝐹)) ∈ 𝐴)
29	1, 3, 5	hlatjcl 39476	. . . . . 6 ⊢ ((𝐾 ∈ HL ∧ (𝑁‘𝑃) ∈ 𝐴 ∧ (𝑅‘(𝐷 ∘ ^◡𝐹)) ∈ 𝐴) → ((𝑁‘𝑃) ∨ (𝑅‘(𝐷 ∘ ^◡𝐹))) ∈ 𝐵)
30	12, 24, 28, 29	syl3anc 1373	. . . . 5 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → ((𝑁‘𝑃) ∨ (𝑅‘(𝐷 ∘ ^◡𝐹))) ∈ 𝐵)
31	1, 2, 4	latmle2 18371	. . . . 5 ⊢ ((𝐾 ∈ Lat ∧ (𝑃 ∨ (𝑅‘𝐷)) ∈ 𝐵 ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝐷 ∘ ^◡𝐹))) ∈ 𝐵) → ((𝑃 ∨ (𝑅‘𝐷)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝐷 ∘ ^◡𝐹)))) ≤ ((𝑁‘𝑃) ∨ (𝑅‘(𝐷 ∘ ^◡𝐹))))
32	13, 21, 30, 31	syl3anc 1373	. . . 4 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → ((𝑃 ∨ (𝑅‘𝐷)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝐷 ∘ ^◡𝐹)))) ≤ ((𝑁‘𝑃) ∨ (𝑅‘(𝐷 ∘ ^◡𝐹))))
33	11, 32	eqbrtrd 5111	. . 3 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → (𝑂‘𝑃) ≤ ((𝑁‘𝑃) ∨ (𝑅‘(𝐷 ∘ ^◡𝐹))))
34	10	fveq1i 6823	. . . . 5 ⊢ (𝑂‘𝑃) = ((𝑆‘𝐷)‘𝑃)
35	1, 2, 3, 5, 6, 7, 8, 4, 9	cdlemksat 40955	. . . . 5 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → ((𝑆‘𝐷)‘𝑃) ∈ 𝐴)
36	34, 35	eqeltrid 2835	. . . 4 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → (𝑂‘𝑃) ∈ 𝐴)
37	6, 7	ltrncnv 40255	. . . . . . . . 9 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇) → ^◡𝐹 ∈ 𝑇)
38	15, 25, 37	syl2anc 584	. . . . . . . 8 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → ^◡𝐹 ∈ 𝑇)
39	6, 7	ltrnco 40828	. . . . . . . 8 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐷 ∈ 𝑇 ∧ ^◡𝐹 ∈ 𝑇) → (𝐷 ∘ ^◡𝐹) ∈ 𝑇)
40	15, 16, 38, 39	syl3anc 1373	. . . . . . 7 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → (𝐷 ∘ ^◡𝐹) ∈ 𝑇)
41	2, 6, 7, 8	trlle 40293	. . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐷 ∘ ^◡𝐹) ∈ 𝑇) → (𝑅‘(𝐷 ∘ ^◡𝐹)) ≤ 𝑊)
42	15, 40, 41	syl2anc 584	. . . . . 6 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → (𝑅‘(𝐷 ∘ ^◡𝐹)) ≤ 𝑊)
43	1, 2, 3, 4, 5, 6, 7, 8, 9, 10	cdlemkoatnle 40960	. . . . . . 7 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → ((𝑂‘𝑃) ∈ 𝐴 ∧ ¬ (𝑂‘𝑃) ≤ 𝑊))
44	43	simprd 495	. . . . . 6 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → ¬ (𝑂‘𝑃) ≤ 𝑊)
45		nbrne2 5109	. . . . . 6 ⊢ (((𝑅‘(𝐷 ∘ ^◡𝐹)) ≤ 𝑊 ∧ ¬ (𝑂‘𝑃) ≤ 𝑊) → (𝑅‘(𝐷 ∘ ^◡𝐹)) ≠ (𝑂‘𝑃))
46	42, 44, 45	syl2anc 584	. . . . 5 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → (𝑅‘(𝐷 ∘ ^◡𝐹)) ≠ (𝑂‘𝑃))
47	46	necomd 2983	. . . 4 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → (𝑂‘𝑃) ≠ (𝑅‘(𝐷 ∘ ^◡𝐹)))
48	2, 3, 5	hlatexch2 39505	. . . 4 ⊢ ((𝐾 ∈ HL ∧ ((𝑂‘𝑃) ∈ 𝐴 ∧ (𝑁‘𝑃) ∈ 𝐴 ∧ (𝑅‘(𝐷 ∘ ^◡𝐹)) ∈ 𝐴) ∧ (𝑂‘𝑃) ≠ (𝑅‘(𝐷 ∘ ^◡𝐹))) → ((𝑂‘𝑃) ≤ ((𝑁‘𝑃) ∨ (𝑅‘(𝐷 ∘ ^◡𝐹))) → (𝑁‘𝑃) ≤ ((𝑂‘𝑃) ∨ (𝑅‘(𝐷 ∘ ^◡𝐹)))))
49	12, 36, 24, 28, 47, 48	syl131anc 1385	. . 3 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → ((𝑂‘𝑃) ≤ ((𝑁‘𝑃) ∨ (𝑅‘(𝐷 ∘ ^◡𝐹))) → (𝑁‘𝑃) ≤ ((𝑂‘𝑃) ∨ (𝑅‘(𝐷 ∘ ^◡𝐹)))))
50	33, 49	mpd 15	. 2 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → (𝑁‘𝑃) ≤ ((𝑂‘𝑃) ∨ (𝑅‘(𝐷 ∘ ^◡𝐹))))
51	6, 7, 8	trlcocnv 40829	. . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐷 ∈ 𝑇 ∧ 𝐹 ∈ 𝑇) → (𝑅‘(𝐷 ∘ ^◡𝐹)) = (𝑅‘(𝐹 ∘ ^◡𝐷)))
52	15, 16, 25, 51	syl3anc 1373	. . 3 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → (𝑅‘(𝐷 ∘ ^◡𝐹)) = (𝑅‘(𝐹 ∘ ^◡𝐷)))
53	52	oveq2d 7362	. 2 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → ((𝑂‘𝑃) ∨ (𝑅‘(𝐷 ∘ ^◡𝐹))) = ((𝑂‘𝑃) ∨ (𝑅‘(𝐹 ∘ ^◡𝐷))))
54	50, 53	breqtrd 5115	1 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇 ∧ 𝐷 ∈ 𝑇) ∧ (𝑁 ∈ 𝑇 ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ (𝐹 ≠ ( I ↾ 𝐵) ∧ 𝐷 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹))) → (𝑁‘𝑃) ≤ ((𝑂‘𝑃) ∨ (𝑅‘(𝐹 ∘ ^◡𝐷))))

Colors of variables: wff setvar class

Syntax hints: ¬ wn 3 → wi 4 ∧ wa 395 ∧ w3a 1086 = wceq 1541 ∈ wcel 2111 ≠ wne 2928 class class class wbr 5089 ↦ cmpt 5170 I cid 5508 ^◡ccnv 5613 ↾ cres 5616 ∘ ccom 5618 ‘cfv 6481 ℩crio 7302 (class class class)co 7346 Basecbs 17120 lecple 17168 joincjn 18217 meetcmee 18218 Latclat 18337 Atomscatm 39372 HLchlt 39459 LHypclh 40093 LTrncltrn 40210 trLctrl 40267

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2113 ax-9 2121 ax-10 2144 ax-11 2160 ax-12 2180 ax-ext 2703 ax-rep 5215 ax-sep 5232 ax-nul 5242 ax-pow 5301 ax-pr 5368 ax-un 7668 ax-riotaBAD 39062

This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2535 df-eu 2564 df-clab 2710 df-cleq 2723 df-clel 2806 df-nfc 2881 df-ne 2929 df-ral 3048 df-rex 3057 df-rmo 3346 df-reu 3347 df-rab 3396 df-v 3438 df-sbc 3737 df-csb 3846 df-dif 3900 df-un 3902 df-in 3904 df-ss 3914 df-nul 4281 df-if 4473 df-pw 4549 df-sn 4574 df-pr 4576 df-op 4580 df-uni 4857 df-iun 4941 df-iin 4942 df-br 5090 df-opab 5152 df-mpt 5171 df-id 5509 df-xp 5620 df-rel 5621 df-cnv 5622 df-co 5623 df-dm 5624 df-rn 5625 df-res 5626 df-ima 5627 df-iota 6437 df-fun 6483 df-fn 6484 df-f 6485 df-f1 6486 df-fo 6487 df-f1o 6488 df-fv 6489 df-riota 7303 df-ov 7349 df-oprab 7350 df-mpo 7351 df-1st 7921 df-2nd 7922 df-undef 8203 df-map 8752 df-proset 18200 df-poset 18219 df-plt 18234 df-lub 18250 df-glb 18251 df-join 18252 df-meet 18253 df-p0 18329 df-p1 18330 df-lat 18338 df-clat 18405 df-oposet 39285 df-ol 39287 df-oml 39288 df-covers 39375 df-ats 39376 df-atl 39407 df-cvlat 39431 df-hlat 39460 df-llines 39607 df-lplanes 39608 df-lvols 39609 df-lines 39610 df-psubsp 39612 df-pmap 39613 df-padd 39905 df-lhyp 40097 df-laut 40098 df-ldil 40213 df-ltrn 40214 df-trl 40268

This theorem is referenced by: cdlemk15 40964 cdlemk14-2N 40987

W3C validator