cdlemk14 - Mathbox for Norm Megill

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Theorem cdlemk14 41517

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 41515	. . . 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 1301	. . . . . 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 40027	. . . . 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 1309	. . . . . 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 1220	. . . . . . 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 1222	. . . . . . 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 1227	. . . . . . 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 40836	. . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐷 ∈ 𝑇 ∧ 𝐷 ≠ ( I ↾ 𝐵)) → (𝑅‘𝐷) ∈ 𝐴)
19	15, 16, 17, 18	syl3anc 1396	. . . . . 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 40030	. . . . . 6 ⊢ ((𝐾 ∈ HL ∧ 𝑃 ∈ 𝐴 ∧ (𝑅‘𝐷) ∈ 𝐴) → (𝑃 ∨ (𝑅‘𝐷)) ∈ 𝐵)
21	12, 14, 19, 20	syl3anc 1396	. . . . 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 1223	. . . . . . 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 40803	. . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑁 ∈ 𝑇 ∧ 𝑃 ∈ 𝐴) → (𝑁‘𝑃) ∈ 𝐴)
24	15, 22, 14, 23	syl3anc 1396	. . . . . 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 1221	. . . . . . 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 1228	. . . . . . 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 41387	. . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐷 ∈ 𝑇 ∧ 𝐹 ∈ 𝑇) ∧ (𝑅‘𝐷) ≠ (𝑅‘𝐹)) → (𝑅‘(𝐷 ∘ ^◡𝐹)) ∈ 𝐴)
28	15, 16, 25, 26, 27	syl121anc 1400	. . . . . 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 40030	. . . . . 6 ⊢ ((𝐾 ∈ HL ∧ (𝑁‘𝑃) ∈ 𝐴 ∧ (𝑅‘(𝐷 ∘ ^◡𝐹)) ∈ 𝐴) → ((𝑁‘𝑃) ∨ (𝑅‘(𝐷 ∘ ^◡𝐹))) ∈ 𝐵)
30	12, 24, 28, 29	syl3anc 1396	. . . . 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 18520	. . . . 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 1396	. . . 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 5137	. . 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 6883	. . . . 5 ⊢ (𝑂‘𝑃) = ((𝑆‘𝐷)‘𝑃)
35	1, 2, 3, 5, 6, 7, 8, 4, 9	cdlemksat 41509	. . . . 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 2873	. . . 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 40809	. . . . . . . . 9 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐹 ∈ 𝑇) → ^◡𝐹 ∈ 𝑇)
38	15, 25, 37	syl2anc 595	. . . . . . . 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 41382	. . . . . . . 8 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐷 ∈ 𝑇 ∧ ^◡𝐹 ∈ 𝑇) → (𝐷 ∘ ^◡𝐹) ∈ 𝑇)
40	15, 16, 38, 39	syl3anc 1396	. . . . . . 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 40847	. . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐷 ∘ ^◡𝐹) ∈ 𝑇) → (𝑅‘(𝐷 ∘ ^◡𝐹)) ≤ 𝑊)
42	15, 40, 41	syl2anc 595	. . . . . 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 41514	. . . . . . 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 500	. . . . . 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 5135	. . . . . 6 ⊢ (((𝑅‘(𝐷 ∘ ^◡𝐹)) ≤ 𝑊 ∧ ¬ (𝑂‘𝑃) ≤ 𝑊) → (𝑅‘(𝐷 ∘ ^◡𝐹)) ≠ (𝑂‘𝑃))
46	42, 44, 45	syl2anc 595	. . . . 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 3019	. . . 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 40059	. . . 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 1408	. . 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 16	. 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 41383	. . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐷 ∈ 𝑇 ∧ 𝐹 ∈ 𝑇) → (𝑅‘(𝐷 ∘ ^◡𝐹)) = (𝑅‘(𝐹 ∘ ^◡𝐷)))
52	15, 16, 25, 51	syl3anc 1396	. . 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 7427	. 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 5141	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 400 ∧ w3a 1101 = wceq 1567 ∈ wcel 2149 ≠ wne 2964 class class class wbr 5113 ↦ cmpt 5196 I cid 5556 ^◡ccnv 5661 ↾ cres 5664 ∘ ccom 5666 ‘cfv 6537 ℩crio 7367 (class class class)co 7411 Basecbs 17268 lecple 17316 joincjn 18366 meetcmee 18367 Latclat 18486 Atomscatm 39926 HLchlt 40013 LHypclh 40647 LTrncltrn 40764 trLctrl 40821

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-rep 5242 ax-sep 5261 ax-nul 5271 ax-pow 5337 ax-pr 5405 ax-un 7733 ax-riotaBAD 39616

This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-ral 3086 df-rex 3096 df-rmo 3376 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4877 df-iun 4962 df-iin 4963 df-br 5114 df-opab 5178 df-mpt 5197 df-id 5557 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7368 df-ov 7414 df-oprab 7415 df-mpo 7416 df-1st 7985 df-2nd 7986 df-undef 8268 df-map 8825 df-proset 18349 df-poset 18368 df-plt 18383 df-lub 18399 df-glb 18400 df-join 18401 df-meet 18402 df-p0 18478 df-p1 18479 df-lat 18487 df-clat 18554 df-oposet 39839 df-ol 39841 df-oml 39842 df-covers 39929 df-ats 39930 df-atl 39961 df-cvlat 39985 df-hlat 40014 df-llines 40161 df-lplanes 40162 df-lvols 40163 df-lines 40164 df-psubsp 40166 df-pmap 40167 df-padd 40459 df-lhyp 40651 df-laut 40652 df-ldil 40767 df-ltrn 40768 df-trl 40822

This theorem is referenced by: cdlemk15 41518 cdlemk14-2N 41541

W3C validator