Theorem cdleme29b 40867

Description: Transform cdleme28 40865. (Compare cdleme25b 40846.) TODO: FIX COMMENT. (Contributed by NM, 7-Feb-2013.)

Hypotheses

Ref	Expression
cdleme26.b	⊢ 𝐵 = (Base‘𝐾)
cdleme26.l	⊢ ≤ = (le‘𝐾)
cdleme26.j	⊢ ∨ = (join‘𝐾)
cdleme26.m	⊢ ∧ = (meet‘𝐾)
cdleme26.a	⊢ 𝐴 = (Atoms‘𝐾)
cdleme26.h	⊢ 𝐻 = (LHyp‘𝐾)
cdleme27.u	⊢ 𝑈 = ((𝑃 ∨ 𝑄) ∧ 𝑊)
cdleme27.f	⊢ 𝐹 = ((𝑠 ∨ 𝑈) ∧ (𝑄 ∨ ((𝑃 ∨ 𝑠) ∧ 𝑊)))
cdleme27.z	⊢ 𝑍 = ((𝑧 ∨ 𝑈) ∧ (𝑄 ∨ ((𝑃 ∨ 𝑧) ∧ 𝑊)))
cdleme27.n	⊢ 𝑁 = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑠 ∨ 𝑧) ∧ 𝑊)))
cdleme27.d	⊢ 𝐷 = (℩𝑢 ∈ 𝐵 ∀𝑧 ∈ 𝐴 ((¬ 𝑧 ≤ 𝑊 ∧ ¬ 𝑧 ≤ (𝑃 ∨ 𝑄)) → 𝑢 = 𝑁))
cdleme27.c	⊢ 𝐶 = if(𝑠 ≤ (𝑃 ∨ 𝑄), 𝐷, 𝐹)

Assertion

Ref	Expression
cdleme29b	⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊)) ∧ 𝑃 ≠ 𝑄 ∧ (𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊)) → ∃𝑣 ∈ 𝐵 ∀𝑠 ∈ 𝐴 ((¬ 𝑠 ≤ 𝑊 ∧ (𝑠 ∨ (𝑋 ∧ 𝑊)) = 𝑋) → 𝑣 = (𝐶 ∨ (𝑋 ∧ 𝑊))))

Distinct variable groups:   𝑢,𝑠,𝑧,𝐴   𝐵,𝑠,𝑢,𝑧   𝑢,𝐹   𝐻,𝑠,𝑧   ∨ ,𝑠,𝑢,𝑧   𝐾,𝑠,𝑧   ≤ ,𝑠,𝑢,𝑧   ∧ ,𝑠,𝑢,𝑧   𝑢,𝑁   𝑃,𝑠,𝑢,𝑧   𝑄,𝑠,𝑢,𝑧   𝑈,𝑠,𝑢,𝑧   𝑊,𝑠,𝑢,𝑧   𝑋,𝑠   𝑣,𝐴   𝑣,𝐵   𝑣, ∨   𝑣, ≤   𝑣, ∧   𝑣,𝑃   𝑣,𝑄   𝑣,𝑈   𝑣,𝑊   𝑣,𝐶   𝑣,𝑠,𝑍,𝑢   𝑧,𝑣,𝑋

Allowed substitution hints:   𝐶(𝑧,𝑢,𝑠)   𝐷(𝑧,𝑣,𝑢,𝑠)   𝐹(𝑧,𝑣,𝑠)   𝐻(𝑣,𝑢)   𝐾(𝑣,𝑢)   𝑁(𝑧,𝑣,𝑠)   𝑋(𝑢)   𝑍(𝑧)

Proof of Theorem cdleme29b

Dummy variable 𝑡 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		cdleme26.b	. . 3 ⊢ 𝐵 = (Base‘𝐾)
2		cdleme26.l	. . 3 ⊢ ≤ = (le‘𝐾)
3		cdleme26.j	. . 3 ⊢ ∨ = (join‘𝐾)
4		cdleme26.m	. . 3 ⊢ ∧ = (meet‘𝐾)
5		cdleme26.a	. . 3 ⊢ 𝐴 = (Atoms‘𝐾)
6		cdleme26.h	. . 3 ⊢ 𝐻 = (LHyp‘𝐾)
7		cdleme27.u	. . 3 ⊢ 𝑈 = ((𝑃 ∨ 𝑄) ∧ 𝑊)
8		cdleme27.f	. . 3 ⊢ 𝐹 = ((𝑠 ∨ 𝑈) ∧ (𝑄 ∨ ((𝑃 ∨ 𝑠) ∧ 𝑊)))
9		cdleme27.z	. . 3 ⊢ 𝑍 = ((𝑧 ∨ 𝑈) ∧ (𝑄 ∨ ((𝑃 ∨ 𝑧) ∧ 𝑊)))
10		cdleme27.n	. . 3 ⊢ 𝑁 = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑠 ∨ 𝑧) ∧ 𝑊)))
11		cdleme27.d	. . 3 ⊢ 𝐷 = (℩𝑢 ∈ 𝐵 ∀𝑧 ∈ 𝐴 ((¬ 𝑧 ≤ 𝑊 ∧ ¬ 𝑧 ≤ (𝑃 ∨ 𝑄)) → 𝑢 = 𝑁))
12		cdleme27.c	. . 3 ⊢ 𝐶 = if(𝑠 ≤ (𝑃 ∨ 𝑄), 𝐷, 𝐹)
13	1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12	cdleme29ex 40866	. 2 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊)) ∧ 𝑃 ≠ 𝑄 ∧ (𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊)) → ∃𝑠 ∈ 𝐴 ((¬ 𝑠 ≤ 𝑊 ∧ (𝑠 ∨ (𝑋 ∧ 𝑊)) = 𝑋) ∧ (𝐶 ∨ (𝑋 ∧ 𝑊)) ∈ 𝐵))
14		eqid 2739	. . 3 ⊢ ((𝑡 ∨ 𝑈) ∧ (𝑄 ∨ ((𝑃 ∨ 𝑡) ∧ 𝑊))) = ((𝑡 ∨ 𝑈) ∧ (𝑄 ∨ ((𝑃 ∨ 𝑡) ∧ 𝑊)))
15		eqid 2739	. . 3 ⊢ ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊))) = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊)))
16		eqid 2739	. . 3 ⊢ (℩𝑢 ∈ 𝐵 ∀𝑧 ∈ 𝐴 ((¬ 𝑧 ≤ 𝑊 ∧ ¬ 𝑧 ≤ (𝑃 ∨ 𝑄)) → 𝑢 = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊))))) = (℩𝑢 ∈ 𝐵 ∀𝑧 ∈ 𝐴 ((¬ 𝑧 ≤ 𝑊 ∧ ¬ 𝑧 ≤ (𝑃 ∨ 𝑄)) → 𝑢 = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊)))))
17		eqid 2739	. . 3 ⊢ if(𝑡 ≤ (𝑃 ∨ 𝑄), (℩𝑢 ∈ 𝐵 ∀𝑧 ∈ 𝐴 ((¬ 𝑧 ≤ 𝑊 ∧ ¬ 𝑧 ≤ (𝑃 ∨ 𝑄)) → 𝑢 = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊))))), ((𝑡 ∨ 𝑈) ∧ (𝑄 ∨ ((𝑃 ∨ 𝑡) ∧ 𝑊)))) = if(𝑡 ≤ (𝑃 ∨ 𝑄), (℩𝑢 ∈ 𝐵 ∀𝑧 ∈ 𝐴 ((¬ 𝑧 ≤ 𝑊 ∧ ¬ 𝑧 ≤ (𝑃 ∨ 𝑄)) → 𝑢 = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊))))), ((𝑡 ∨ 𝑈) ∧ (𝑄 ∨ ((𝑃 ∨ 𝑡) ∧ 𝑊))))
18	1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17	cdleme28 40865	. 2 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊)) ∧ 𝑃 ≠ 𝑄 ∧ (𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊)) → ∀𝑠 ∈ 𝐴 ∀𝑡 ∈ 𝐴 (((¬ 𝑠 ≤ 𝑊 ∧ (𝑠 ∨ (𝑋 ∧ 𝑊)) = 𝑋) ∧ (¬ 𝑡 ≤ 𝑊 ∧ (𝑡 ∨ (𝑋 ∧ 𝑊)) = 𝑋)) → (𝐶 ∨ (𝑋 ∧ 𝑊)) = (if(𝑡 ≤ (𝑃 ∨ 𝑄), (℩𝑢 ∈ 𝐵 ∀𝑧 ∈ 𝐴 ((¬ 𝑧 ≤ 𝑊 ∧ ¬ 𝑧 ≤ (𝑃 ∨ 𝑄)) → 𝑢 = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊))))), ((𝑡 ∨ 𝑈) ∧ (𝑄 ∨ ((𝑃 ∨ 𝑡) ∧ 𝑊)))) ∨ (𝑋 ∧ 𝑊))))
19		breq1 5075	. . . . . 6 ⊢ (𝑠 = 𝑡 → (𝑠 ≤ 𝑊 ↔ 𝑡 ≤ 𝑊))
20	19	notbid 319	. . . . 5 ⊢ (𝑠 = 𝑡 → (¬ 𝑠 ≤ 𝑊 ↔ ¬ 𝑡 ≤ 𝑊))
21		oveq1 7363	. . . . . 6 ⊢ (𝑠 = 𝑡 → (𝑠 ∨ (𝑋 ∧ 𝑊)) = (𝑡 ∨ (𝑋 ∧ 𝑊)))
22	21	eqeq1d 2741	. . . . 5 ⊢ (𝑠 = 𝑡 → ((𝑠 ∨ (𝑋 ∧ 𝑊)) = 𝑋 ↔ (𝑡 ∨ (𝑋 ∧ 𝑊)) = 𝑋))
23	20, 22	anbi12d 638	. . . 4 ⊢ (𝑠 = 𝑡 → ((¬ 𝑠 ≤ 𝑊 ∧ (𝑠 ∨ (𝑋 ∧ 𝑊)) = 𝑋) ↔ (¬ 𝑡 ≤ 𝑊 ∧ (𝑡 ∨ (𝑋 ∧ 𝑊)) = 𝑋)))
24	12	oveq1i 7366	. . . . 5 ⊢ (𝐶 ∨ (𝑋 ∧ 𝑊)) = (if(𝑠 ≤ (𝑃 ∨ 𝑄), 𝐷, 𝐹) ∨ (𝑋 ∧ 𝑊))
25		breq1 5075	. . . . . . 7 ⊢ (𝑠 = 𝑡 → (𝑠 ≤ (𝑃 ∨ 𝑄) ↔ 𝑡 ≤ (𝑃 ∨ 𝑄)))
26		oveq1 7363	. . . . . . . . . . . . . . . 16 ⊢ (𝑠 = 𝑡 → (𝑠 ∨ 𝑧) = (𝑡 ∨ 𝑧))
27	26	oveq1d 7371	. . . . . . . . . . . . . . 15 ⊢ (𝑠 = 𝑡 → ((𝑠 ∨ 𝑧) ∧ 𝑊) = ((𝑡 ∨ 𝑧) ∧ 𝑊))
28	27	oveq2d 7372	. . . . . . . . . . . . . 14 ⊢ (𝑠 = 𝑡 → (𝑍 ∨ ((𝑠 ∨ 𝑧) ∧ 𝑊)) = (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊)))
29	28	oveq2d 7372	. . . . . . . . . . . . 13 ⊢ (𝑠 = 𝑡 → ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑠 ∨ 𝑧) ∧ 𝑊))) = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊))))
30	10, 29	eqtrid 2786	. . . . . . . . . . . 12 ⊢ (𝑠 = 𝑡 → 𝑁 = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊))))
31	30	eqeq2d 2750	. . . . . . . . . . 11 ⊢ (𝑠 = 𝑡 → (𝑢 = 𝑁 ↔ 𝑢 = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊)))))
32	31	imbi2d 341	. . . . . . . . . 10 ⊢ (𝑠 = 𝑡 → (((¬ 𝑧 ≤ 𝑊 ∧ ¬ 𝑧 ≤ (𝑃 ∨ 𝑄)) → 𝑢 = 𝑁) ↔ ((¬ 𝑧 ≤ 𝑊 ∧ ¬ 𝑧 ≤ (𝑃 ∨ 𝑄)) → 𝑢 = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊))))))
33	32	ralbidv 3162	. . . . . . . . 9 ⊢ (𝑠 = 𝑡 → (∀𝑧 ∈ 𝐴 ((¬ 𝑧 ≤ 𝑊 ∧ ¬ 𝑧 ≤ (𝑃 ∨ 𝑄)) → 𝑢 = 𝑁) ↔ ∀𝑧 ∈ 𝐴 ((¬ 𝑧 ≤ 𝑊 ∧ ¬ 𝑧 ≤ (𝑃 ∨ 𝑄)) → 𝑢 = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊))))))
34	33	riotabidv 7315	. . . . . . . 8 ⊢ (𝑠 = 𝑡 → (℩𝑢 ∈ 𝐵 ∀𝑧 ∈ 𝐴 ((¬ 𝑧 ≤ 𝑊 ∧ ¬ 𝑧 ≤ (𝑃 ∨ 𝑄)) → 𝑢 = 𝑁)) = (℩𝑢 ∈ 𝐵 ∀𝑧 ∈ 𝐴 ((¬ 𝑧 ≤ 𝑊 ∧ ¬ 𝑧 ≤ (𝑃 ∨ 𝑄)) → 𝑢 = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊))))))
35	11, 34	eqtrid 2786	. . . . . . 7 ⊢ (𝑠 = 𝑡 → 𝐷 = (℩𝑢 ∈ 𝐵 ∀𝑧 ∈ 𝐴 ((¬ 𝑧 ≤ 𝑊 ∧ ¬ 𝑧 ≤ (𝑃 ∨ 𝑄)) → 𝑢 = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊))))))
36		oveq1 7363	. . . . . . . . 9 ⊢ (𝑠 = 𝑡 → (𝑠 ∨ 𝑈) = (𝑡 ∨ 𝑈))
37		oveq2 7364	. . . . . . . . . . 11 ⊢ (𝑠 = 𝑡 → (𝑃 ∨ 𝑠) = (𝑃 ∨ 𝑡))
38	37	oveq1d 7371	. . . . . . . . . 10 ⊢ (𝑠 = 𝑡 → ((𝑃 ∨ 𝑠) ∧ 𝑊) = ((𝑃 ∨ 𝑡) ∧ 𝑊))
39	38	oveq2d 7372	. . . . . . . . 9 ⊢ (𝑠 = 𝑡 → (𝑄 ∨ ((𝑃 ∨ 𝑠) ∧ 𝑊)) = (𝑄 ∨ ((𝑃 ∨ 𝑡) ∧ 𝑊)))
40	36, 39	oveq12d 7374	. . . . . . . 8 ⊢ (𝑠 = 𝑡 → ((𝑠 ∨ 𝑈) ∧ (𝑄 ∨ ((𝑃 ∨ 𝑠) ∧ 𝑊))) = ((𝑡 ∨ 𝑈) ∧ (𝑄 ∨ ((𝑃 ∨ 𝑡) ∧ 𝑊))))
41	8, 40	eqtrid 2786	. . . . . . 7 ⊢ (𝑠 = 𝑡 → 𝐹 = ((𝑡 ∨ 𝑈) ∧ (𝑄 ∨ ((𝑃 ∨ 𝑡) ∧ 𝑊))))
42	25, 35, 41	ifbieq12d 4483	. . . . . 6 ⊢ (𝑠 = 𝑡 → if(𝑠 ≤ (𝑃 ∨ 𝑄), 𝐷, 𝐹) = if(𝑡 ≤ (𝑃 ∨ 𝑄), (℩𝑢 ∈ 𝐵 ∀𝑧 ∈ 𝐴 ((¬ 𝑧 ≤ 𝑊 ∧ ¬ 𝑧 ≤ (𝑃 ∨ 𝑄)) → 𝑢 = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊))))), ((𝑡 ∨ 𝑈) ∧ (𝑄 ∨ ((𝑃 ∨ 𝑡) ∧ 𝑊)))))
43	42	oveq1d 7371	. . . . 5 ⊢ (𝑠 = 𝑡 → (if(𝑠 ≤ (𝑃 ∨ 𝑄), 𝐷, 𝐹) ∨ (𝑋 ∧ 𝑊)) = (if(𝑡 ≤ (𝑃 ∨ 𝑄), (℩𝑢 ∈ 𝐵 ∀𝑧 ∈ 𝐴 ((¬ 𝑧 ≤ 𝑊 ∧ ¬ 𝑧 ≤ (𝑃 ∨ 𝑄)) → 𝑢 = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊))))), ((𝑡 ∨ 𝑈) ∧ (𝑄 ∨ ((𝑃 ∨ 𝑡) ∧ 𝑊)))) ∨ (𝑋 ∧ 𝑊)))
44	24, 43	eqtrid 2786	. . . 4 ⊢ (𝑠 = 𝑡 → (𝐶 ∨ (𝑋 ∧ 𝑊)) = (if(𝑡 ≤ (𝑃 ∨ 𝑄), (℩𝑢 ∈ 𝐵 ∀𝑧 ∈ 𝐴 ((¬ 𝑧 ≤ 𝑊 ∧ ¬ 𝑧 ≤ (𝑃 ∨ 𝑄)) → 𝑢 = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊))))), ((𝑡 ∨ 𝑈) ∧ (𝑄 ∨ ((𝑃 ∨ 𝑡) ∧ 𝑊)))) ∨ (𝑋 ∧ 𝑊)))
45	23, 44	reusv3 5334	. . 3 ⊢ (∃𝑠 ∈ 𝐴 ((¬ 𝑠 ≤ 𝑊 ∧ (𝑠 ∨ (𝑋 ∧ 𝑊)) = 𝑋) ∧ (𝐶 ∨ (𝑋 ∧ 𝑊)) ∈ 𝐵) → (∀𝑠 ∈ 𝐴 ∀𝑡 ∈ 𝐴 (((¬ 𝑠 ≤ 𝑊 ∧ (𝑠 ∨ (𝑋 ∧ 𝑊)) = 𝑋) ∧ (¬ 𝑡 ≤ 𝑊 ∧ (𝑡 ∨ (𝑋 ∧ 𝑊)) = 𝑋)) → (𝐶 ∨ (𝑋 ∧ 𝑊)) = (if(𝑡 ≤ (𝑃 ∨ 𝑄), (℩𝑢 ∈ 𝐵 ∀𝑧 ∈ 𝐴 ((¬ 𝑧 ≤ 𝑊 ∧ ¬ 𝑧 ≤ (𝑃 ∨ 𝑄)) → 𝑢 = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊))))), ((𝑡 ∨ 𝑈) ∧ (𝑄 ∨ ((𝑃 ∨ 𝑡) ∧ 𝑊)))) ∨ (𝑋 ∧ 𝑊))) ↔ ∃𝑣 ∈ 𝐵 ∀𝑠 ∈ 𝐴 ((¬ 𝑠 ≤ 𝑊 ∧ (𝑠 ∨ (𝑋 ∧ 𝑊)) = 𝑋) → 𝑣 = (𝐶 ∨ (𝑋 ∧ 𝑊)))))
46	45	biimpd 230	. 2 ⊢ (∃𝑠 ∈ 𝐴 ((¬ 𝑠 ≤ 𝑊 ∧ (𝑠 ∨ (𝑋 ∧ 𝑊)) = 𝑋) ∧ (𝐶 ∨ (𝑋 ∧ 𝑊)) ∈ 𝐵) → (∀𝑠 ∈ 𝐴 ∀𝑡 ∈ 𝐴 (((¬ 𝑠 ≤ 𝑊 ∧ (𝑠 ∨ (𝑋 ∧ 𝑊)) = 𝑋) ∧ (¬ 𝑡 ≤ 𝑊 ∧ (𝑡 ∨ (𝑋 ∧ 𝑊)) = 𝑋)) → (𝐶 ∨ (𝑋 ∧ 𝑊)) = (if(𝑡 ≤ (𝑃 ∨ 𝑄), (℩𝑢 ∈ 𝐵 ∀𝑧 ∈ 𝐴 ((¬ 𝑧 ≤ 𝑊 ∧ ¬ 𝑧 ≤ (𝑃 ∨ 𝑄)) → 𝑢 = ((𝑃 ∨ 𝑄) ∧ (𝑍 ∨ ((𝑡 ∨ 𝑧) ∧ 𝑊))))), ((𝑡 ∨ 𝑈) ∧ (𝑄 ∨ ((𝑃 ∨ 𝑡) ∧ 𝑊)))) ∨ (𝑋 ∧ 𝑊))) → ∃𝑣 ∈ 𝐵 ∀𝑠 ∈ 𝐴 ((¬ 𝑠 ≤ 𝑊 ∧ (𝑠 ∨ (𝑋 ∧ 𝑊)) = 𝑋) → 𝑣 = (𝐶 ∨ (𝑋 ∧ 𝑊)))))
47	13, 18, 46	sylc 65	1 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊)) ∧ 𝑃 ≠ 𝑄 ∧ (𝑋 ∈ 𝐵 ∧ ¬ 𝑋 ≤ 𝑊)) → ∃𝑣 ∈ 𝐵 ∀𝑠 ∈ 𝐴 ((¬ 𝑠 ≤ 𝑊 ∧ (𝑠 ∨ (𝑋 ∧ 𝑊)) = 𝑋) → 𝑣 = (𝐶 ∨ (𝑋 ∧ 𝑊))))

Syntax hints:  ¬ wn 3   → wi 4   ∧ wa 396   ∧ w3a 1092   = wceq 1547   ∈ wcel 2119   ≠ wne 2934  ∀wral 3053  ∃wrex 3063  ifcif 4454   class class class wbr 5072  ‘cfv 6485  ℩crio 7312  (class class class)co 7356  Basecbs 17170  lecple 17218  joincjn 18268  meetcmee 18269  Atomscatm 39755  HLchlt 39842  LHypclh 40476

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1802  ax-4 1816  ax-5 1917  ax-6 1974  ax-7 2015  ax-8 2121  ax-9 2129  ax-10 2152  ax-11 2168  ax-12 2189  ax-ext 2711  ax-rep 5199  ax-sep 5218  ax-nul 5228  ax-pow 5294  ax-pr 5362  ax-un 7678  ax-riotaBAD 39445

This theorem depends on definitions:  df-bi 208  df-an 397  df-or 854  df-3or 1093  df-3an 1094  df-tru 1550  df-fal 1560  df-ex 1787  df-nf 1791  df-sb 2074  df-mo 2543  df-eu 2573  df-clab 2718  df-cleq 2731  df-clel 2814  df-nfc 2888  df-ne 2935  df-ral 3054  df-rex 3064  df-rmo 3344  df-reu 3345  df-rab 3392  df-v 3433  df-sbc 3724  df-csb 3832  df-dif 3886  df-un 3888  df-in 3890  df-ss 3900  df-nul 4262  df-if 4455  df-pw 4531  df-sn 4556  df-pr 4558  df-op 4562  df-uni 4839  df-iun 4923  df-iin 4924  df-br 5073  df-opab 5135  df-mpt 5154  df-id 5513  df-xp 5624  df-rel 5625  df-cnv 5626  df-co 5627  df-dm 5628  df-rn 5629  df-res 5630  df-ima 5631  df-iota 6441  df-fun 6487  df-fn 6488  df-f 6489  df-f1 6490  df-fo 6491  df-f1o 6492  df-fv 6493  df-riota 7313  df-ov 7359  df-oprab 7360  df-mpo 7361  df-1st 7931  df-2nd 7932  df-undef 8213  df-proset 18251  df-poset 18270  df-plt 18285  df-lub 18301  df-glb 18302  df-join 18303  df-meet 18304  df-p0 18380  df-p1 18381  df-lat 18389  df-clat 18456  df-oposet 39668  df-ol 39670  df-oml 39671  df-covers 39758  df-ats 39759  df-atl 39790  df-cvlat 39814  df-hlat 39843  df-llines 39990  df-lplanes 39991  df-lvols 39992  df-lines 39993  df-psubsp 39995  df-pmap 39996  df-padd 40288  df-lhyp 40480

This theorem is referenced by:  cdleme29c  40868