Theorem dihjatcclem4 42479

Description: Lemma for isomorphism H of lattice join of two atoms not under the fiducial hyperplane. (Contributed by NM, 29-Sep-2014.)

Hypotheses

Ref	Expression
dihjatcclem.b	⊢ 𝐵 = (Base‘𝐾)
dihjatcclem.l	⊢ ≤ = (le‘𝐾)
dihjatcclem.h	⊢ 𝐻 = (LHyp‘𝐾)
dihjatcclem.j	⊢ ∨ = (join‘𝐾)
dihjatcclem.m	⊢ ∧ = (meet‘𝐾)
dihjatcclem.a	⊢ 𝐴 = (Atoms‘𝐾)
dihjatcclem.u	⊢ 𝑈 = ((DVecH‘𝐾)‘𝑊)
dihjatcclem.s	⊢ ⊕ = (LSSum‘𝑈)
dihjatcclem.i	⊢ 𝐼 = ((DIsoH‘𝐾)‘𝑊)
dihjatcclem.v	⊢ 𝑉 = ((𝑃 ∨ 𝑄) ∧ 𝑊)
dihjatcclem.k	⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻))
dihjatcclem.p	⊢ (𝜑 → (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊))
dihjatcclem.q	⊢ (𝜑 → (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊))
dihjatcc.w	⊢ 𝐶 = ((oc‘𝐾)‘𝑊)
dihjatcc.t	⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊)
dihjatcc.r	⊢ 𝑅 = ((trL‘𝐾)‘𝑊)
dihjatcc.e	⊢ 𝐸 = ((TEndo‘𝐾)‘𝑊)
dihjatcc.g	⊢ 𝐺 = (℩𝑑 ∈ 𝑇 (𝑑‘𝐶) = 𝑃)
dihjatcc.dd	⊢ 𝐷 = (℩𝑑 ∈ 𝑇 (𝑑‘𝐶) = 𝑄)
dihjatcc.n	⊢ 𝑁 = (𝑎 ∈ 𝐸 ↦ (𝑑 ∈ 𝑇 ↦ ◡(𝑎‘𝑑)))
dihjatcc.o	⊢ 0 = (𝑑 ∈ 𝑇 ↦ ( I ↾ 𝐵))
dihjatcc.d	⊢ 𝐽 = (𝑎 ∈ 𝐸, 𝑏 ∈ 𝐸 ↦ (𝑑 ∈ 𝑇 ↦ ((𝑎‘𝑑) ∘ (𝑏‘𝑑))))

Assertion

Ref	Expression
dihjatcclem4	⊢ (𝜑 → (𝐼‘𝑉) ⊆ ((𝐼‘𝑃) ⊕ (𝐼‘𝑄)))

Distinct variable groups:   ≤ ,𝑑   𝐴,𝑑   𝐵,𝑑   𝐶,𝑑   𝑎,𝑏,𝐸   𝐻,𝑑   𝑃,𝑑   𝑎,𝑑,𝐾,𝑏   𝑄,𝑑   𝑇,𝑎,𝑏,𝑑   𝑊,𝑎,𝑏,𝑑

Allowed substitution hints:   𝜑(𝑎, 𝑏, 𝑑)   𝐴(𝑎, 𝑏)   𝐵(𝑎, 𝑏)   𝐶(𝑎, 𝑏)   𝐷(𝑎, 𝑏, 𝑑)   𝑃(𝑎, 𝑏)   ⊕ (𝑎, 𝑏, 𝑑)   𝑄(𝑎, 𝑏)   𝑅(𝑎, 𝑏, 𝑑)   𝑈(𝑎, 𝑏, 𝑑)   𝐸(𝑑)   𝐺(𝑎, 𝑏, 𝑑)   𝐻(𝑎, 𝑏)   𝐼(𝑎, 𝑏, 𝑑)   𝐽(𝑎, 𝑏, 𝑑)   ∨ (𝑎, 𝑏, 𝑑)   ≤ (𝑎, 𝑏)   ∧ (𝑎, 𝑏, 𝑑)   𝑁(𝑎, 𝑏, 𝑑)   𝑉(𝑎, 𝑏, 𝑑)   0 (𝑎, 𝑏, 𝑑)

Proof of Theorem dihjatcclem4

Dummy variables 𝑡 𝑓 𝑠 𝑔 ℎ 𝑢 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		dihjatcclem.k	. . 3 ⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻))
2		dihjatcclem.h	. . . 4 ⊢ 𝐻 = (LHyp‘𝐾)
3		dihjatcclem.i	. . . 4 ⊢ 𝐼 = ((DIsoH‘𝐾)‘𝑊)
4	2, 3	dihvalrel 42337	. . 3 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → Rel (𝐼‘𝑉))
5	1, 4	syl 18	. 2 ⊢ (𝜑 → Rel (𝐼‘𝑉))
6	1	adantr 486	. . . . . . 7 ⊢ ((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻))
7		dihjatcclem.l	. . . . . . . . . . . 12 ⊢ ≤ = (le‘𝐾)
8		dihjatcclem.a	. . . . . . . . . . . 12 ⊢ 𝐴 = (Atoms‘𝐾)
9		dihjatcc.w	. . . . . . . . . . . 12 ⊢ 𝐶 = ((oc‘𝐾)‘𝑊)
10	7, 8, 2, 9	lhpocnel2 41077	. . . . . . . . . . 11 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → (𝐶 ∈ 𝐴 ∧ ¬ 𝐶 ≤ 𝑊))
11	1, 10	syl 18	. . . . . . . . . 10 ⊢ (𝜑 → (𝐶 ∈ 𝐴 ∧ ¬ 𝐶 ≤ 𝑊))
12		dihjatcclem.p	. . . . . . . . . 10 ⊢ (𝜑 → (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊))
13		dihjatcc.t	. . . . . . . . . . 11 ⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊)
14		dihjatcc.g	. . . . . . . . . . 11 ⊢ 𝐺 = (℩𝑑 ∈ 𝑇 (𝑑‘𝐶) = 𝑃)
15	7, 8, 2, 13, 14	ltrniotacl 41637	. . . . . . . . . 10 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐶 ∈ 𝐴 ∧ ¬ 𝐶 ≤ 𝑊) ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊)) → 𝐺 ∈ 𝑇)
16	1, 11, 12, 15	syl3anc 1398	. . . . . . . . 9 ⊢ (𝜑 → 𝐺 ∈ 𝑇)
17		dihjatcclem.q	. . . . . . . . . . 11 ⊢ (𝜑 → (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊))
18		dihjatcc.dd	. . . . . . . . . . . 12 ⊢ 𝐷 = (℩𝑑 ∈ 𝑇 (𝑑‘𝐶) = 𝑄)
19	7, 8, 2, 13, 18	ltrniotacl 41637	. . . . . . . . . . 11 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐶 ∈ 𝐴 ∧ ¬ 𝐶 ≤ 𝑊) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊)) → 𝐷 ∈ 𝑇)
20	1, 11, 17, 19	syl3anc 1398	. . . . . . . . . 10 ⊢ (𝜑 → 𝐷 ∈ 𝑇)
21	2, 13	ltrncnv 41204	. . . . . . . . . 10 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐷 ∈ 𝑇) → ◡𝐷 ∈ 𝑇)
22	1, 20, 21	syl2anc 596	. . . . . . . . 9 ⊢ (𝜑 → ◡𝐷 ∈ 𝑇)
23	2, 13	ltrnco 41777	. . . . . . . . 9 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝐺 ∈ 𝑇 ∧ ◡𝐷 ∈ 𝑇) → (𝐺 ∘ ◡𝐷) ∈ 𝑇)
24	1, 16, 22, 23	syl3anc 1398	. . . . . . . 8 ⊢ (𝜑 → (𝐺 ∘ ◡𝐷) ∈ 𝑇)
25	24	adantr 486	. . . . . . 7 ⊢ ((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) → (𝐺 ∘ ◡𝐷) ∈ 𝑇)
26		simprll 791	. . . . . . 7 ⊢ ((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) → 𝑓 ∈ 𝑇)
27		simprlr 792	. . . . . . . 8 ⊢ ((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) → (𝑅‘𝑓) ≤ 𝑉)
28		dihjatcclem.b	. . . . . . . . . 10 ⊢ 𝐵 = (Base‘𝐾)
29		dihjatcclem.j	. . . . . . . . . 10 ⊢ ∨ = (join‘𝐾)
30		dihjatcclem.m	. . . . . . . . . 10 ⊢ ∧ = (meet‘𝐾)
31		dihjatcclem.u	. . . . . . . . . 10 ⊢ 𝑈 = ((DVecH‘𝐾)‘𝑊)
32		dihjatcclem.s	. . . . . . . . . 10 ⊢ ⊕ = (LSSum‘𝑈)
33		dihjatcclem.v	. . . . . . . . . 10 ⊢ 𝑉 = ((𝑃 ∨ 𝑄) ∧ 𝑊)
34		dihjatcc.r	. . . . . . . . . 10 ⊢ 𝑅 = ((trL‘𝐾)‘𝑊)
35		dihjatcc.e	. . . . . . . . . 10 ⊢ 𝐸 = ((TEndo‘𝐾)‘𝑊)
36	28, 7, 2, 29, 30, 8, 31, 32, 3, 33, 1, 12, 17, 9, 13, 34, 35, 14, 18	dihjatcclem3 42478	. . . . . . . . 9 ⊢ (𝜑 → (𝑅‘(𝐺 ∘ ◡𝐷)) = 𝑉)
37	36	adantr 486	. . . . . . . 8 ⊢ ((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) → (𝑅‘(𝐺 ∘ ◡𝐷)) = 𝑉)
38	27, 37	breqtrrd 5132	. . . . . . 7 ⊢ ((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) → (𝑅‘𝑓) ≤ (𝑅‘(𝐺 ∘ ◡𝐷)))
39	7, 2, 13, 34, 35	tendoex 42033	. . . . . . 7 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝐺 ∘ ◡𝐷) ∈ 𝑇 ∧ 𝑓 ∈ 𝑇) ∧ (𝑅‘𝑓) ≤ (𝑅‘(𝐺 ∘ ◡𝐷))) → ∃𝑡 ∈ 𝐸 (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)
40	6, 25, 26, 38, 39	syl121anc 1402	. . . . . 6 ⊢ ((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) → ∃𝑡 ∈ 𝐸 (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)
41		df-rex 3087	. . . . . 6 ⊢ (∃𝑡 ∈ 𝐸 (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓 ↔ ∃𝑡(𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓))
42	40, 41	sylib 221	. . . . 5 ⊢ ((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) → ∃𝑡(𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓))
43		eqidd 2761	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → (𝑡‘𝐺) = (𝑡‘𝐺))
44		simprl 783	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → 𝑡 ∈ 𝐸)
45	1	ad2antrr 739	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻))
46	12	ad2antrr 739	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊))
47		fvex 6898	. . . . . . . . . . . 12 ⊢ (𝑡‘𝐺) ∈ V
48		vex 3454	. . . . . . . . . . . 12 ⊢ 𝑡 ∈ V
49	7, 8, 2, 9, 13, 35, 3, 14, 47, 48	dihopelvalcqat 42304	. . . . . . . . . . 11 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊)) → (⟨(𝑡‘𝐺), 𝑡⟩ ∈ (𝐼‘𝑃) ↔ ((𝑡‘𝐺) = (𝑡‘𝐺) ∧ 𝑡 ∈ 𝐸)))
50	45, 46, 49	syl2anc 596	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → (⟨(𝑡‘𝐺), 𝑡⟩ ∈ (𝐼‘𝑃) ↔ ((𝑡‘𝐺) = (𝑡‘𝐺) ∧ 𝑡 ∈ 𝐸)))
51	43, 44, 50	mpbir2and 726	. . . . . . . . 9 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → ⟨(𝑡‘𝐺), 𝑡⟩ ∈ (𝐼‘𝑃))
52		eqidd 2761	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → ((𝑁‘𝑡)‘𝐷) = ((𝑁‘𝑡)‘𝐷))
53		dihjatcc.n	. . . . . . . . . . . 12 ⊢ 𝑁 = (𝑎 ∈ 𝐸 ↦ (𝑑 ∈ 𝑇 ↦ ◡(𝑎‘𝑑)))
54	2, 13, 35, 53	tendoicl 41854	. . . . . . . . . . 11 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑡 ∈ 𝐸) → (𝑁‘𝑡) ∈ 𝐸)
55	45, 44, 54	syl2anc 596	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → (𝑁‘𝑡) ∈ 𝐸)
56	17	ad2antrr 739	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊))
57		fvex 6898	. . . . . . . . . . . 12 ⊢ ((𝑁‘𝑡)‘𝐷) ∈ V
58		fvex 6898	. . . . . . . . . . . 12 ⊢ (𝑁‘𝑡) ∈ V
59	7, 8, 2, 9, 13, 35, 3, 18, 57, 58	dihopelvalcqat 42304	. . . . . . . . . . 11 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑄 ∈ 𝐴 ∧ ¬ 𝑄 ≤ 𝑊)) → (⟨((𝑁‘𝑡)‘𝐷), (𝑁‘𝑡)⟩ ∈ (𝐼‘𝑄) ↔ (((𝑁‘𝑡)‘𝐷) = ((𝑁‘𝑡)‘𝐷) ∧ (𝑁‘𝑡) ∈ 𝐸)))
60	45, 56, 59	syl2anc 596	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → (⟨((𝑁‘𝑡)‘𝐷), (𝑁‘𝑡)⟩ ∈ (𝐼‘𝑄) ↔ (((𝑁‘𝑡)‘𝐷) = ((𝑁‘𝑡)‘𝐷) ∧ (𝑁‘𝑡) ∈ 𝐸)))
61	52, 55, 60	mpbir2and 726	. . . . . . . . 9 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → ⟨((𝑁‘𝑡)‘𝐷), (𝑁‘𝑡)⟩ ∈ (𝐼‘𝑄))
62	16	ad2antrr 739	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → 𝐺 ∈ 𝑇)
63	22	ad2antrr 739	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → ◡𝐷 ∈ 𝑇)
64	2, 13, 35	tendospdi1 42078	. . . . . . . . . . 11 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑡 ∈ 𝐸 ∧ 𝐺 ∈ 𝑇 ∧ ◡𝐷 ∈ 𝑇)) → (𝑡‘(𝐺 ∘ ◡𝐷)) = ((𝑡‘𝐺) ∘ (𝑡‘◡𝐷)))
65	45, 44, 62, 63, 64	syl13anc 1399	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → (𝑡‘(𝐺 ∘ ◡𝐷)) = ((𝑡‘𝐺) ∘ (𝑡‘◡𝐷)))
66		simprr 785	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)
67	20	ad2antrr 739	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → 𝐷 ∈ 𝑇)
68	53, 13	tendoi2 41853	. . . . . . . . . . . . 13 ⊢ ((𝑡 ∈ 𝐸 ∧ 𝐷 ∈ 𝑇) → ((𝑁‘𝑡)‘𝐷) = ◡(𝑡‘𝐷))
69	44, 67, 68	syl2anc 596	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → ((𝑁‘𝑡)‘𝐷) = ◡(𝑡‘𝐷))
70	2, 13, 35	tendocnv 42079	. . . . . . . . . . . . 13 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑡 ∈ 𝐸 ∧ 𝐷 ∈ 𝑇) → ◡(𝑡‘𝐷) = (𝑡‘◡𝐷))
71	45, 44, 67, 70	syl3anc 1398	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → ◡(𝑡‘𝐷) = (𝑡‘◡𝐷))
72	69, 71	eqtr2d 2796	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → (𝑡‘◡𝐷) = ((𝑁‘𝑡)‘𝐷))
73	72	coeq2d 5839	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → ((𝑡‘𝐺) ∘ (𝑡‘◡𝐷)) = ((𝑡‘𝐺) ∘ ((𝑁‘𝑡)‘𝐷)))
74	65, 66, 73	3eqtr3d 2803	. . . . . . . . 9 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → 𝑓 = ((𝑡‘𝐺) ∘ ((𝑁‘𝑡)‘𝐷)))
75		simplrr 790	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → 𝑠 = 0 )
76		dihjatcc.d	. . . . . . . . . . . 12 ⊢ 𝐽 = (𝑎 ∈ 𝐸, 𝑏 ∈ 𝐸 ↦ (𝑑 ∈ 𝑇 ↦ ((𝑎‘𝑑) ∘ (𝑏‘𝑑))))
77		dihjatcc.o	. . . . . . . . . . . 12 ⊢ 0 = (𝑑 ∈ 𝑇 ↦ ( I ↾ 𝐵))
78	2, 13, 35, 53, 28, 76, 77	tendoipl2 41856	. . . . . . . . . . 11 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑡 ∈ 𝐸) → (𝑡𝐽(𝑁‘𝑡)) = 0 )
79	45, 44, 78	syl2anc 596	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → (𝑡𝐽(𝑁‘𝑡)) = 0 )
80	75, 79	eqtr4d 2798	. . . . . . . . 9 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → 𝑠 = (𝑡𝐽(𝑁‘𝑡)))
81		opeq1 4832	. . . . . . . . . . . . . . 15 ⊢ (𝑔 = (𝑡‘𝐺) → ⟨𝑔, 𝑡⟩ = ⟨(𝑡‘𝐺), 𝑡⟩)
82	81	eleq1d 2845	. . . . . . . . . . . . . 14 ⊢ (𝑔 = (𝑡‘𝐺) → (⟨𝑔, 𝑡⟩ ∈ (𝐼‘𝑃) ↔ ⟨(𝑡‘𝐺), 𝑡⟩ ∈ (𝐼‘𝑃)))
83	82	anbi1d 643	. . . . . . . . . . . . 13 ⊢ (𝑔 = (𝑡‘𝐺) → ((⟨𝑔, 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨ℎ, 𝑢⟩ ∈ (𝐼‘𝑄)) ↔ (⟨(𝑡‘𝐺), 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨ℎ, 𝑢⟩ ∈ (𝐼‘𝑄))))
84		coeq1 5834	. . . . . . . . . . . . . . 15 ⊢ (𝑔 = (𝑡‘𝐺) → (𝑔 ∘ ℎ) = ((𝑡‘𝐺) ∘ ℎ))
85	84	eqeq2d 2771	. . . . . . . . . . . . . 14 ⊢ (𝑔 = (𝑡‘𝐺) → (𝑓 = (𝑔 ∘ ℎ) ↔ 𝑓 = ((𝑡‘𝐺) ∘ ℎ)))
86	85	anbi1d 643	. . . . . . . . . . . . 13 ⊢ (𝑔 = (𝑡‘𝐺) → ((𝑓 = (𝑔 ∘ ℎ) ∧ 𝑠 = (𝑡𝐽𝑢)) ↔ (𝑓 = ((𝑡‘𝐺) ∘ ℎ) ∧ 𝑠 = (𝑡𝐽𝑢))))
87	83, 86	anbi12d 644	. . . . . . . . . . . 12 ⊢ (𝑔 = (𝑡‘𝐺) → (((⟨𝑔, 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨ℎ, 𝑢⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = (𝑔 ∘ ℎ) ∧ 𝑠 = (𝑡𝐽𝑢))) ↔ ((⟨(𝑡‘𝐺), 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨ℎ, 𝑢⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = ((𝑡‘𝐺) ∘ ℎ) ∧ 𝑠 = (𝑡𝐽𝑢)))))
88		opeq1 4832	. . . . . . . . . . . . . . 15 ⊢ (ℎ = ((𝑁‘𝑡)‘𝐷) → ⟨ℎ, 𝑢⟩ = ⟨((𝑁‘𝑡)‘𝐷), 𝑢⟩)
89	88	eleq1d 2845	. . . . . . . . . . . . . 14 ⊢ (ℎ = ((𝑁‘𝑡)‘𝐷) → (⟨ℎ, 𝑢⟩ ∈ (𝐼‘𝑄) ↔ ⟨((𝑁‘𝑡)‘𝐷), 𝑢⟩ ∈ (𝐼‘𝑄)))
90	89	anbi2d 642	. . . . . . . . . . . . 13 ⊢ (ℎ = ((𝑁‘𝑡)‘𝐷) → ((⟨(𝑡‘𝐺), 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨ℎ, 𝑢⟩ ∈ (𝐼‘𝑄)) ↔ (⟨(𝑡‘𝐺), 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨((𝑁‘𝑡)‘𝐷), 𝑢⟩ ∈ (𝐼‘𝑄))))
91		coeq2 5835	. . . . . . . . . . . . . . 15 ⊢ (ℎ = ((𝑁‘𝑡)‘𝐷) → ((𝑡‘𝐺) ∘ ℎ) = ((𝑡‘𝐺) ∘ ((𝑁‘𝑡)‘𝐷)))
92	91	eqeq2d 2771	. . . . . . . . . . . . . 14 ⊢ (ℎ = ((𝑁‘𝑡)‘𝐷) → (𝑓 = ((𝑡‘𝐺) ∘ ℎ) ↔ 𝑓 = ((𝑡‘𝐺) ∘ ((𝑁‘𝑡)‘𝐷))))
93	92	anbi1d 643	. . . . . . . . . . . . 13 ⊢ (ℎ = ((𝑁‘𝑡)‘𝐷) → ((𝑓 = ((𝑡‘𝐺) ∘ ℎ) ∧ 𝑠 = (𝑡𝐽𝑢)) ↔ (𝑓 = ((𝑡‘𝐺) ∘ ((𝑁‘𝑡)‘𝐷)) ∧ 𝑠 = (𝑡𝐽𝑢))))
94	90, 93	anbi12d 644	. . . . . . . . . . . 12 ⊢ (ℎ = ((𝑁‘𝑡)‘𝐷) → (((⟨(𝑡‘𝐺), 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨ℎ, 𝑢⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = ((𝑡‘𝐺) ∘ ℎ) ∧ 𝑠 = (𝑡𝐽𝑢))) ↔ ((⟨(𝑡‘𝐺), 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨((𝑁‘𝑡)‘𝐷), 𝑢⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = ((𝑡‘𝐺) ∘ ((𝑁‘𝑡)‘𝐷)) ∧ 𝑠 = (𝑡𝐽𝑢)))))
95		opeq2 4833	. . . . . . . . . . . . . . 15 ⊢ (𝑢 = (𝑁‘𝑡) → ⟨((𝑁‘𝑡)‘𝐷), 𝑢⟩ = ⟨((𝑁‘𝑡)‘𝐷), (𝑁‘𝑡)⟩)
96	95	eleq1d 2845	. . . . . . . . . . . . . 14 ⊢ (𝑢 = (𝑁‘𝑡) → (⟨((𝑁‘𝑡)‘𝐷), 𝑢⟩ ∈ (𝐼‘𝑄) ↔ ⟨((𝑁‘𝑡)‘𝐷), (𝑁‘𝑡)⟩ ∈ (𝐼‘𝑄)))
97	96	anbi2d 642	. . . . . . . . . . . . 13 ⊢ (𝑢 = (𝑁‘𝑡) → ((⟨(𝑡‘𝐺), 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨((𝑁‘𝑡)‘𝐷), 𝑢⟩ ∈ (𝐼‘𝑄)) ↔ (⟨(𝑡‘𝐺), 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨((𝑁‘𝑡)‘𝐷), (𝑁‘𝑡)⟩ ∈ (𝐼‘𝑄))))
98		oveq2 7428	. . . . . . . . . . . . . . 15 ⊢ (𝑢 = (𝑁‘𝑡) → (𝑡𝐽𝑢) = (𝑡𝐽(𝑁‘𝑡)))
99	98	eqeq2d 2771	. . . . . . . . . . . . . 14 ⊢ (𝑢 = (𝑁‘𝑡) → (𝑠 = (𝑡𝐽𝑢) ↔ 𝑠 = (𝑡𝐽(𝑁‘𝑡))))
100	99	anbi2d 642	. . . . . . . . . . . . 13 ⊢ (𝑢 = (𝑁‘𝑡) → ((𝑓 = ((𝑡‘𝐺) ∘ ((𝑁‘𝑡)‘𝐷)) ∧ 𝑠 = (𝑡𝐽𝑢)) ↔ (𝑓 = ((𝑡‘𝐺) ∘ ((𝑁‘𝑡)‘𝐷)) ∧ 𝑠 = (𝑡𝐽(𝑁‘𝑡)))))
101	97, 100	anbi12d 644	. . . . . . . . . . . 12 ⊢ (𝑢 = (𝑁‘𝑡) → (((⟨(𝑡‘𝐺), 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨((𝑁‘𝑡)‘𝐷), 𝑢⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = ((𝑡‘𝐺) ∘ ((𝑁‘𝑡)‘𝐷)) ∧ 𝑠 = (𝑡𝐽𝑢))) ↔ ((⟨(𝑡‘𝐺), 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨((𝑁‘𝑡)‘𝐷), (𝑁‘𝑡)⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = ((𝑡‘𝐺) ∘ ((𝑁‘𝑡)‘𝐷)) ∧ 𝑠 = (𝑡𝐽(𝑁‘𝑡))))))
102	87, 94, 101	syl3an9b 1462	. . . . . . . . . . 11 ⊢ ((𝑔 = (𝑡‘𝐺) ∧ ℎ = ((𝑁‘𝑡)‘𝐷) ∧ 𝑢 = (𝑁‘𝑡)) → (((⟨𝑔, 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨ℎ, 𝑢⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = (𝑔 ∘ ℎ) ∧ 𝑠 = (𝑡𝐽𝑢))) ↔ ((⟨(𝑡‘𝐺), 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨((𝑁‘𝑡)‘𝐷), (𝑁‘𝑡)⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = ((𝑡‘𝐺) ∘ ((𝑁‘𝑡)‘𝐷)) ∧ 𝑠 = (𝑡𝐽(𝑁‘𝑡))))))
103	102	spc3egv 3557	. . . . . . . . . 10 ⊢ (((𝑡‘𝐺) ∈ V ∧ ((𝑁‘𝑡)‘𝐷) ∈ V ∧ (𝑁‘𝑡) ∈ V) → (((⟨(𝑡‘𝐺), 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨((𝑁‘𝑡)‘𝐷), (𝑁‘𝑡)⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = ((𝑡‘𝐺) ∘ ((𝑁‘𝑡)‘𝐷)) ∧ 𝑠 = (𝑡𝐽(𝑁‘𝑡)))) → ∃𝑔∃ℎ∃𝑢((⟨𝑔, 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨ℎ, 𝑢⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = (𝑔 ∘ ℎ) ∧ 𝑠 = (𝑡𝐽𝑢)))))
104	47, 57, 58, 103	mp3an 1490	. . . . . . . . 9 ⊢ (((⟨(𝑡‘𝐺), 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨((𝑁‘𝑡)‘𝐷), (𝑁‘𝑡)⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = ((𝑡‘𝐺) ∘ ((𝑁‘𝑡)‘𝐷)) ∧ 𝑠 = (𝑡𝐽(𝑁‘𝑡)))) → ∃𝑔∃ℎ∃𝑢((⟨𝑔, 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨ℎ, 𝑢⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = (𝑔 ∘ ℎ) ∧ 𝑠 = (𝑡𝐽𝑢))))
105	51, 61, 74, 80, 104	syl22anc 852	. . . . . . . 8 ⊢ (((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) ∧ (𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓)) → ∃𝑔∃ℎ∃𝑢((⟨𝑔, 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨ℎ, 𝑢⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = (𝑔 ∘ ℎ) ∧ 𝑠 = (𝑡𝐽𝑢))))
106	105	ex 418	. . . . . . 7 ⊢ ((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) → ((𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓) → ∃𝑔∃ℎ∃𝑢((⟨𝑔, 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨ℎ, 𝑢⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = (𝑔 ∘ ℎ) ∧ 𝑠 = (𝑡𝐽𝑢)))))
107	106	eximdv 1949	. . . . . 6 ⊢ ((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) → (∃𝑡(𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓) → ∃𝑡∃𝑔∃ℎ∃𝑢((⟨𝑔, 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨ℎ, 𝑢⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = (𝑔 ∘ ℎ) ∧ 𝑠 = (𝑡𝐽𝑢)))))
108		excom 2198	. . . . . 6 ⊢ (∃𝑡∃𝑔∃ℎ∃𝑢((⟨𝑔, 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨ℎ, 𝑢⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = (𝑔 ∘ ℎ) ∧ 𝑠 = (𝑡𝐽𝑢))) ↔ ∃𝑔∃𝑡∃ℎ∃𝑢((⟨𝑔, 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨ℎ, 𝑢⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = (𝑔 ∘ ℎ) ∧ 𝑠 = (𝑡𝐽𝑢))))
109	107, 108	imbitrdi 254	. . . . 5 ⊢ ((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) → (∃𝑡(𝑡 ∈ 𝐸 ∧ (𝑡‘(𝐺 ∘ ◡𝐷)) = 𝑓) → ∃𝑔∃𝑡∃ℎ∃𝑢((⟨𝑔, 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨ℎ, 𝑢⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = (𝑔 ∘ ℎ) ∧ 𝑠 = (𝑡𝐽𝑢)))))
110	42, 109	mpd 16	. . . 4 ⊢ ((𝜑 ∧ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )) → ∃𝑔∃𝑡∃ℎ∃𝑢((⟨𝑔, 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨ℎ, 𝑢⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = (𝑔 ∘ ℎ) ∧ 𝑠 = (𝑡𝐽𝑢))))
111	110	ex 418	. . 3 ⊢ (𝜑 → (((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 ) → ∃𝑔∃𝑡∃ℎ∃𝑢((⟨𝑔, 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨ℎ, 𝑢⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = (𝑔 ∘ ℎ) ∧ 𝑠 = (𝑡𝐽𝑢)))))
112	1	simpld 500	. . . . . . . . 9 ⊢ (𝜑 → 𝐾 ∈ HL)
113	112	hllatd 40422	. . . . . . . 8 ⊢ (𝜑 → 𝐾 ∈ Lat)
114	12	simpld 500	. . . . . . . . 9 ⊢ (𝜑 → 𝑃 ∈ 𝐴)
115	17	simpld 500	. . . . . . . . 9 ⊢ (𝜑 → 𝑄 ∈ 𝐴)
116	28, 29, 8	hlatjcl 40425	. . . . . . . . 9 ⊢ ((𝐾 ∈ HL ∧ 𝑃 ∈ 𝐴 ∧ 𝑄 ∈ 𝐴) → (𝑃 ∨ 𝑄) ∈ 𝐵)
117	112, 114, 115, 116	syl3anc 1398	. . . . . . . 8 ⊢ (𝜑 → (𝑃 ∨ 𝑄) ∈ 𝐵)
118	1	simprd 501	. . . . . . . . 9 ⊢ (𝜑 → 𝑊 ∈ 𝐻)
119	28, 2	lhpbase 41056	. . . . . . . . 9 ⊢ (𝑊 ∈ 𝐻 → 𝑊 ∈ 𝐵)
120	118, 119	syl 18	. . . . . . . 8 ⊢ (𝜑 → 𝑊 ∈ 𝐵)
121	28, 30	latmcl 18614	. . . . . . . 8 ⊢ ((𝐾 ∈ Lat ∧ (𝑃 ∨ 𝑄) ∈ 𝐵 ∧ 𝑊 ∈ 𝐵) → ((𝑃 ∨ 𝑄) ∧ 𝑊) ∈ 𝐵)
122	113, 117, 120, 121	syl3anc 1398	. . . . . . 7 ⊢ (𝜑 → ((𝑃 ∨ 𝑄) ∧ 𝑊) ∈ 𝐵)
123	33, 122	eqeltrid 2864	. . . . . 6 ⊢ (𝜑 → 𝑉 ∈ 𝐵)
124	28, 7, 30	latmle2 18639	. . . . . . . 8 ⊢ ((𝐾 ∈ Lat ∧ (𝑃 ∨ 𝑄) ∈ 𝐵 ∧ 𝑊 ∈ 𝐵) → ((𝑃 ∨ 𝑄) ∧ 𝑊) ≤ 𝑊)
125	113, 117, 120, 124	syl3anc 1398	. . . . . . 7 ⊢ (𝜑 → ((𝑃 ∨ 𝑄) ∧ 𝑊) ≤ 𝑊)
126	33, 125	eqbrtrid 5139	. . . . . 6 ⊢ (𝜑 → 𝑉 ≤ 𝑊)
127		eqid 2760	. . . . . . 7 ⊢ ((DIsoB‘𝐾)‘𝑊) = ((DIsoB‘𝐾)‘𝑊)
128	28, 7, 2, 3, 127	dihvalb 42295	. . . . . 6 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑉 ∈ 𝐵 ∧ 𝑉 ≤ 𝑊)) → (𝐼‘𝑉) = (((DIsoB‘𝐾)‘𝑊)‘𝑉))
129	1, 123, 126, 128	syl12anc 850	. . . . 5 ⊢ (𝜑 → (𝐼‘𝑉) = (((DIsoB‘𝐾)‘𝑊)‘𝑉))
130	129	eleq2d 2846	. . . 4 ⊢ (𝜑 → (⟨𝑓, 𝑠⟩ ∈ (𝐼‘𝑉) ↔ ⟨𝑓, 𝑠⟩ ∈ (((DIsoB‘𝐾)‘𝑊)‘𝑉)))
131	28, 7, 2, 13, 34, 77, 127	dibopelval3 42206	. . . . 5 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑉 ∈ 𝐵 ∧ 𝑉 ≤ 𝑊)) → (⟨𝑓, 𝑠⟩ ∈ (((DIsoB‘𝐾)‘𝑊)‘𝑉) ↔ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )))
132	1, 123, 126, 131	syl12anc 850	. . . 4 ⊢ (𝜑 → (⟨𝑓, 𝑠⟩ ∈ (((DIsoB‘𝐾)‘𝑊)‘𝑉) ↔ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )))
133	130, 132	bitrd 282	. . 3 ⊢ (𝜑 → (⟨𝑓, 𝑠⟩ ∈ (𝐼‘𝑉) ↔ ((𝑓 ∈ 𝑇 ∧ (𝑅‘𝑓) ≤ 𝑉) ∧ 𝑠 = 0 )))
134		eqid 2760	. . . 4 ⊢ (LSubSp‘𝑈) = (LSubSp‘𝑈)
135	28, 8	atbase 40347	. . . . 5 ⊢ (𝑃 ∈ 𝐴 → 𝑃 ∈ 𝐵)
136	114, 135	syl 18	. . . 4 ⊢ (𝜑 → 𝑃 ∈ 𝐵)
137	28, 8	atbase 40347	. . . . 5 ⊢ (𝑄 ∈ 𝐴 → 𝑄 ∈ 𝐵)
138	115, 137	syl 18	. . . 4 ⊢ (𝜑 → 𝑄 ∈ 𝐵)
139	28, 2, 13, 35, 76, 31, 134, 32, 3, 1, 136, 138	dihopellsm 42313	. . 3 ⊢ (𝜑 → (⟨𝑓, 𝑠⟩ ∈ ((𝐼‘𝑃) ⊕ (𝐼‘𝑄)) ↔ ∃𝑔∃𝑡∃ℎ∃𝑢((⟨𝑔, 𝑡⟩ ∈ (𝐼‘𝑃) ∧ ⟨ℎ, 𝑢⟩ ∈ (𝐼‘𝑄)) ∧ (𝑓 = (𝑔 ∘ ℎ) ∧ 𝑠 = (𝑡𝐽𝑢)))))
140	111, 133, 139	3imtr4d 297	. 2 ⊢ (𝜑 → (⟨𝑓, 𝑠⟩ ∈ (𝐼‘𝑉) → ⟨𝑓, 𝑠⟩ ∈ ((𝐼‘𝑃) ⊕ (𝐼‘𝑄))))
141	5, 140	relssdv 5763	1 ⊢ (𝜑 → (𝐼‘𝑉) ⊆ ((𝐼‘𝑃) ⊕ (𝐼‘𝑄)))

This proof depends on syntax axioms:  ¬ wn 3   → wi 4   ↔ wb 209   ∧ wa 401   = wceq 1569  ∃wex 1811   ∈ wcel 2144  ∃wrex 3086  Vcvv 3450   ⊆ wss 3895  ⟨cop 4589   class class class wbr 5102   ↦ cmpt 5185   I cid 5544  ^◡ccnv 5649   ↾ cres 5652   ∘ ccom 5654  Rel wrel 5655  ‘cfv 6538  ℩crio 7376  (class class class)co 7420   ∈ cmpo 7422  Basecbs 17387  lecple 17435  occoc 17436  joincjn 18485  meetcmee 18486  Latclat 18605  LSSumclsm 19848  LSubSpclss 21206  Atomscatm 40321  HLchlt 40408  LHypclh 41042  LTrncltrn 41159  trLctrl 41216  TEndoctendo 41810  DVecHcdvh 42136  DIsoBcdib 42196  DIsoHcdih 42286

This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1827  ax-4 1841  ax-5 1942  ax-6 1999  ax-7 2040  ax-8 2146  ax-9 2154  ax-10 2177  ax-11 2193  ax-12 2212  ax-ext 2732  ax-rep 5231  ax-sep 5248  ax-nul 5259  ax-pow 5326  ax-pr 5390  ax-un 7751  ax-cnex 11256  ax-resscn 11257  ax-1cn 11258  ax-icn 11259  ax-addcl 11260  ax-addrcl 11261  ax-mulcl 11262  ax-mulrcl 11263  ax-mulcom 11264  ax-addass 11265  ax-mulass 11266  ax-distr 11267  ax-i2m1 11268  ax-1ne0 11269  ax-1rid 11270  ax-rnegex 11271  ax-rrecex 11272  ax-cnre 11273  ax-pre-lttri 11274  ax-pre-lttrn 11275  ax-pre-ltadd 11276  ax-pre-mulgt0 11277  ax-riotaBAD 40011

This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3or 1104  df-3an 1105  df-tru 1572  df-fal 1582  df-ex 1812  df-nf 1816  df-sb 2099  df-mo 2564  df-eu 2594  df-clab 2739  df-cleq 2752  df-clel 2835  df-nfc 2909  df-ne 2956  df-nel 3062  df-ral 3077  df-rex 3087  df-rmo 3365  df-reu 3366  df-rab 3413  df-v 3452  df-sbc 3739  df-csb 3847  df-ss 3896  df-pss 4014  df-dif 4047  df-in 4091  df-un 4151  df-nul 4279  df-if 4482  df-pw 4558  df-sn 4584  df-pr 4586  df-tp 4588  df-op 4590  df-uni 4867  df-int 4907  df-iun 4952  df-iin 4953  df-br 5103  df-opab 5167  df-mpt 5186  df-tr 5212  df-id 5545  df-eprel 5550  df-po 5558  df-so 5559  df-fr 5603  df-we 5605  df-xp 5656  df-rel 5657  df-cnv 5658  df-co 5659  df-dm 5660  df-rn 5661  df-res 5662  df-ima 5663  df-pred 6304  df-ord 6365  df-on 6366  df-lim 6367  df-suc 6368  df-iota 6494  df-fun 6540  df-fn 6541  df-f 6542  df-f1 6543  df-fo 6544  df-f1o 6545  df-fv 6546  df-riota 7377  df-ov 7423  df-oprab 7424  df-mpo 7425  df-om 7878  df-1st 8001  df-2nd 8002  df-tpos 8243  df-undef 8290  df-frecs 8299  df-wrecs 8330  df-recs 8379  df-rdg 8418  df-1o 8476  df-er 8717  df-map 8849  df-en 8974  df-dom 8975  df-sdom 8976  df-fin 8977  df-pnf 11345  df-mnf 11346  df-xr 11347  df-ltxr 11348  df-le 11349  df-sub 11543  df-neg 11544  df-nn 12336  df-2 12405  df-3 12406  df-4 12407  df-5 12408  df-6 12409  df-n0 12607  df-z 12694  df-uz 12966  df-fz 13640  df-struct 17325  df-sets 17342  df-slot 17360  df-ndx 17372  df-base 17388  df-ress 17409  df-plusg 17441  df-mulr 17442  df-sca 17444  df-vsca 17445  df-0g 17612  df-proset 18468  df-poset 18487  df-plt 18502  df-lub 18518  df-glb 18519  df-join 18520  df-meet 18521  df-p0 18597  df-p1 18598  df-lat 18606  df-clat 18673  df-mgm 18816  df-sgrp 18908  df-mnd 18924  df-submnd 18979  df-grp 19147  df-minusg 19148  df-sbg 19149  df-subg 19333  df-cntz 19531  df-lsm 19850  df-cmn 19996  df-abl 19997  df-mgp 20361  df-rng 20375  df-ur 20408  df-ring 20461  df-oppr 20567  df-dvdsr 20587  df-unit 20588  df-invr 20618  df-dvr 20631  df-drng 20982  df-lmod 21137  df-lss 21207  df-lsp 21247  df-lvec 21378  df-oposet 40234  df-ol 40236  df-oml 40237  df-covers 40324  df-ats 40325  df-atl 40356  df-cvlat 40380  df-hlat 40409  df-llines 40556  df-lplanes 40557  df-lvols 40558  df-lines 40559  df-psubsp 40561  df-pmap 40562  df-padd 40854  df-lhyp 41046  df-laut 41047  df-ldil 41162  df-ltrn 41163  df-trl 41217  df-tendo 41813  df-edring 41815  df-disoa 42087  df-dvech 42137  df-dib 42197  df-dic 42231  df-dih 42287

This theorem is used by:  dihjatcc  42480