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Theorem cdleme27a 38628
Description: Part of proof of Lemma E in [Crawley] p. 113. cdleme26f 38624 with s and t swapped (this case is not mentioned by them). If s t v, then f(s) fs(t) v. TODO: FIX COMMENT. (Contributed by NM, 3-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 = (𝑢𝐵𝑧𝐴 ((¬ 𝑧 𝑊 ∧ ¬ 𝑧 (𝑃 𝑄)) → 𝑢 = 𝑁))
cdleme27.c 𝐶 = if(𝑠 (𝑃 𝑄), 𝐷, 𝐹)
cdleme27.g 𝐺 = ((𝑡 𝑈) (𝑄 ((𝑃 𝑡) 𝑊)))
cdleme27.o 𝑂 = ((𝑃 𝑄) (𝑍 ((𝑡 𝑧) 𝑊)))
cdleme27.e 𝐸 = (𝑢𝐵𝑧𝐴 ((¬ 𝑧 𝑊 ∧ ¬ 𝑧 (𝑃 𝑄)) → 𝑢 = 𝑂))
cdleme27.y 𝑌 = if(𝑡 (𝑃 𝑄), 𝐸, 𝐺)
Assertion
Ref Expression
cdleme27a ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) → 𝐶 (𝑌 𝑉))
Distinct variable groups:   𝑡,𝑠,𝑢,𝑧,𝐴   𝐵,𝑠,𝑡,𝑢,𝑧   𝑢,𝐹   𝑢,𝐺   𝐻,𝑠,𝑡,𝑧   ,𝑠,𝑡,𝑢,𝑧   𝐾,𝑠,𝑡,𝑧   ,𝑠,𝑡,𝑢,𝑧   ,𝑠,𝑡,𝑢,𝑧   𝑡,𝑁,𝑢   𝑂,𝑠,𝑢   𝑃,𝑠,𝑡,𝑢,𝑧   𝑄,𝑠,𝑡,𝑢,𝑧   𝑈,𝑠,𝑡,𝑢,𝑧   𝑧,𝑉   𝑊,𝑠,𝑡,𝑢,𝑧
Allowed substitution hints:   𝐶(𝑧,𝑢,𝑡,𝑠)   𝐷(𝑧,𝑢,𝑡,𝑠)   𝐸(𝑧,𝑢,𝑡,𝑠)   𝐹(𝑧,𝑡,𝑠)   𝐺(𝑧,𝑡,𝑠)   𝐻(𝑢)   𝐾(𝑢)   𝑁(𝑧,𝑠)   𝑂(𝑧,𝑡)   𝑉(𝑢,𝑡,𝑠)   𝑌(𝑧,𝑢,𝑡,𝑠)   𝑍(𝑧,𝑢,𝑡,𝑠)

Proof of Theorem cdleme27a
StepHypRef Expression
1 simp211 1310 . . . . . . 7 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) = (𝑃 𝑄)) → (𝐾 ∈ HL ∧ 𝑊𝐻))
2 simp221 1313 . . . . . . 7 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) = (𝑃 𝑄)) → (𝑃𝐴 ∧ ¬ 𝑃 𝑊))
3 simp222 1314 . . . . . . 7 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) = (𝑃 𝑄)) → (𝑄𝐴 ∧ ¬ 𝑄 𝑊))
4 simp213 1312 . . . . . . 7 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) = (𝑃 𝑄)) → (𝑠𝐴 ∧ ¬ 𝑠 𝑊))
5 simp223 1315 . . . . . . 7 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) = (𝑃 𝑄)) → (𝑡𝐴 ∧ ¬ 𝑡 𝑊))
6 simp23r 1294 . . . . . . 7 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) = (𝑃 𝑄)) → (𝑉𝐴𝑉 𝑊))
7 simp212 1311 . . . . . . . 8 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) = (𝑃 𝑄)) → 𝑃𝑄)
8 simp1l 1196 . . . . . . . 8 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) = (𝑃 𝑄)) → 𝑠 (𝑃 𝑄))
9 simp1r 1197 . . . . . . . 8 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) = (𝑃 𝑄)) → 𝑡 (𝑃 𝑄))
107, 8, 93jca 1127 . . . . . . 7 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) = (𝑃 𝑄)) → (𝑃𝑄𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)))
11 simp3 1137 . . . . . . 7 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) = (𝑃 𝑄)) → (𝑡 𝑉) = (𝑃 𝑄))
12 cdleme26.b . . . . . . . 8 𝐵 = (Base‘𝐾)
13 cdleme26.l . . . . . . . 8 = (le‘𝐾)
14 cdleme26.j . . . . . . . 8 = (join‘𝐾)
15 cdleme26.m . . . . . . . 8 = (meet‘𝐾)
16 cdleme26.a . . . . . . . 8 𝐴 = (Atoms‘𝐾)
17 cdleme26.h . . . . . . . 8 𝐻 = (LHyp‘𝐾)
18 cdleme27.u . . . . . . . 8 𝑈 = ((𝑃 𝑄) 𝑊)
19 cdleme27.z . . . . . . . 8 𝑍 = ((𝑧 𝑈) (𝑄 ((𝑃 𝑧) 𝑊)))
20 cdleme27.n . . . . . . . 8 𝑁 = ((𝑃 𝑄) (𝑍 ((𝑠 𝑧) 𝑊)))
21 cdleme27.o . . . . . . . 8 𝑂 = ((𝑃 𝑄) (𝑍 ((𝑡 𝑧) 𝑊)))
22 cdleme27.d . . . . . . . 8 𝐷 = (𝑢𝐵𝑧𝐴 ((¬ 𝑧 𝑊 ∧ ¬ 𝑧 (𝑃 𝑄)) → 𝑢 = 𝑁))
23 cdleme27.e . . . . . . . 8 𝐸 = (𝑢𝐵𝑧𝐴 ((¬ 𝑧 𝑊 ∧ ¬ 𝑧 (𝑃 𝑄)) → 𝑢 = 𝑂))
2412, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23cdleme26ee 38621 . . . . . . 7 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ ((𝑠𝐴 ∧ ¬ 𝑠 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊) ∧ (𝑉𝐴𝑉 𝑊)) ∧ ((𝑃𝑄𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (𝑡 𝑉) = (𝑃 𝑄))) → 𝐷 (𝐸 𝑉))
251, 2, 3, 4, 5, 6, 10, 11, 24syl332anc 1400 . . . . . 6 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) = (𝑃 𝑄)) → 𝐷 (𝐸 𝑉))
26253expia 1120 . . . . 5 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → ((𝑡 𝑉) = (𝑃 𝑄) → 𝐷 (𝐸 𝑉)))
27 simp1r 1197 . . . . . . 7 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) ≠ (𝑃 𝑄)) → 𝑡 (𝑃 𝑄))
28 simp11l 1283 . . . . . . . . 9 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) → 𝐾 ∈ HL)
29283ad2ant2 1133 . . . . . . . 8 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) ≠ (𝑃 𝑄)) → 𝐾 ∈ HL)
30 simp13l 1287 . . . . . . . . . 10 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) → 𝑠𝐴)
31303ad2ant2 1133 . . . . . . . . 9 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) ≠ (𝑃 𝑄)) → 𝑠𝐴)
32 simp23l 1293 . . . . . . . . . 10 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) → 𝑡𝐴)
33323ad2ant2 1133 . . . . . . . . 9 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) ≠ (𝑃 𝑄)) → 𝑡𝐴)
34 simp3ll 1243 . . . . . . . . . 10 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) → 𝑠𝑡)
35343ad2ant2 1133 . . . . . . . . 9 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) ≠ (𝑃 𝑄)) → 𝑠𝑡)
3631, 33, 353jca 1127 . . . . . . . 8 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) ≠ (𝑃 𝑄)) → (𝑠𝐴𝑡𝐴𝑠𝑡))
37 simp21l 1289 . . . . . . . . 9 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) → 𝑃𝐴)
38373ad2ant2 1133 . . . . . . . 8 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) ≠ (𝑃 𝑄)) → 𝑃𝐴)
39 simp22l 1291 . . . . . . . . 9 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) → 𝑄𝐴)
40393ad2ant2 1133 . . . . . . . 8 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) ≠ (𝑃 𝑄)) → 𝑄𝐴)
41 simp212 1311 . . . . . . . 8 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) ≠ (𝑃 𝑄)) → 𝑃𝑄)
42 simp3rl 1245 . . . . . . . . 9 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) → 𝑉𝐴)
43423ad2ant2 1133 . . . . . . . 8 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) ≠ (𝑃 𝑄)) → 𝑉𝐴)
44 simp3 1137 . . . . . . . . 9 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) ≠ (𝑃 𝑄)) → (𝑡 𝑉) ≠ (𝑃 𝑄))
45 simp3lr 1244 . . . . . . . . . 10 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) → 𝑠 (𝑡 𝑉))
46453ad2ant2 1133 . . . . . . . . 9 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) ≠ (𝑃 𝑄)) → 𝑠 (𝑡 𝑉))
47 simp1l 1196 . . . . . . . . 9 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) ≠ (𝑃 𝑄)) → 𝑠 (𝑃 𝑄))
4844, 46, 473jca 1127 . . . . . . . 8 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) ≠ (𝑃 𝑄)) → ((𝑡 𝑉) ≠ (𝑃 𝑄) ∧ 𝑠 (𝑡 𝑉) ∧ 𝑠 (𝑃 𝑄)))
4913, 14, 15, 16, 17cdleme22b 38602 . . . . . . . 8 (((𝐾 ∈ HL ∧ (𝑠𝐴𝑡𝐴𝑠𝑡)) ∧ (𝑃𝐴𝑄𝐴𝑃𝑄) ∧ (𝑉𝐴 ∧ ((𝑡 𝑉) ≠ (𝑃 𝑄) ∧ 𝑠 (𝑡 𝑉) ∧ 𝑠 (𝑃 𝑄)))) → ¬ 𝑡 (𝑃 𝑄))
5029, 36, 38, 40, 41, 43, 48, 49syl232anc 1396 . . . . . . 7 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) ≠ (𝑃 𝑄)) → ¬ 𝑡 (𝑃 𝑄))
5127, 50pm2.21dd 194 . . . . . 6 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) ∧ (𝑡 𝑉) ≠ (𝑃 𝑄)) → 𝐷 (𝐸 𝑉))
52513expia 1120 . . . . 5 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → ((𝑡 𝑉) ≠ (𝑃 𝑄) → 𝐷 (𝐸 𝑉)))
5326, 52pm2.61dne 3028 . . . 4 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → 𝐷 (𝐸 𝑉))
54 cdleme27.c . . . . . 6 𝐶 = if(𝑠 (𝑃 𝑄), 𝐷, 𝐹)
55 iftrue 4478 . . . . . 6 (𝑠 (𝑃 𝑄) → if(𝑠 (𝑃 𝑄), 𝐷, 𝐹) = 𝐷)
5654, 55eqtrid 2788 . . . . 5 (𝑠 (𝑃 𝑄) → 𝐶 = 𝐷)
5756ad2antrr 723 . . . 4 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → 𝐶 = 𝐷)
58 cdleme27.y . . . . . . 7 𝑌 = if(𝑡 (𝑃 𝑄), 𝐸, 𝐺)
59 iftrue 4478 . . . . . . 7 (𝑡 (𝑃 𝑄) → if(𝑡 (𝑃 𝑄), 𝐸, 𝐺) = 𝐸)
6058, 59eqtrid 2788 . . . . . 6 (𝑡 (𝑃 𝑄) → 𝑌 = 𝐸)
6160oveq1d 7344 . . . . 5 (𝑡 (𝑃 𝑄) → (𝑌 𝑉) = (𝐸 𝑉))
6261ad2antlr 724 . . . 4 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑌 𝑉) = (𝐸 𝑉))
6353, 57, 623brtr4d 5121 . . 3 (((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → 𝐶 (𝑌 𝑉))
6463ex 413 . 2 ((𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) → ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) → 𝐶 (𝑌 𝑉)))
65 simpr11 1256 . . . . 5 (((𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝐾 ∈ HL ∧ 𝑊𝐻))
66 simpr12 1257 . . . . . 6 (((𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → 𝑃𝑄)
67 simpll 764 . . . . . 6 (((𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → 𝑠 (𝑃 𝑄))
6866, 67jca 512 . . . . 5 (((𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑃𝑄𝑠 (𝑃 𝑄)))
69 simpr23 1261 . . . . 5 (((𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑡𝐴 ∧ ¬ 𝑡 𝑊))
70 simpr21 1259 . . . . 5 (((𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑃𝐴 ∧ ¬ 𝑃 𝑊))
71 simpr22 1260 . . . . 5 (((𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑄𝐴 ∧ ¬ 𝑄 𝑊))
72 simpr13 1258 . . . . 5 (((𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑠𝐴 ∧ ¬ 𝑠 𝑊))
73 simplr 766 . . . . 5 (((𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → ¬ 𝑡 (𝑃 𝑄))
74 simpr3l 1233 . . . . 5 (((𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑠𝑡𝑠 (𝑡 𝑉)))
75 simpr3r 1234 . . . . 5 (((𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑉𝐴𝑉 𝑊))
76 cdleme27.g . . . . . 6 𝐺 = ((𝑡 𝑈) (𝑄 ((𝑃 𝑡) 𝑊)))
77 eqid 2736 . . . . . 6 ((𝑃 𝑄) (𝐺 ((𝑠 𝑡) 𝑊))) = ((𝑃 𝑄) (𝐺 ((𝑠 𝑡) 𝑊)))
78 eqid 2736 . . . . . . 7 (𝑢𝐵𝑡𝐴 ((¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)) → 𝑢 = ((𝑃 𝑄) (𝐺 ((𝑠 𝑡) 𝑊))))) = (𝑢𝐵𝑡𝐴 ((¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)) → 𝑢 = ((𝑃 𝑄) (𝐺 ((𝑠 𝑡) 𝑊)))))
7919, 20, 76, 77, 22, 78cdleme25cv 38619 . . . . . 6 𝐷 = (𝑢𝐵𝑡𝐴 ((¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)) → 𝑢 = ((𝑃 𝑄) (𝐺 ((𝑠 𝑡) 𝑊)))))
8012, 13, 14, 15, 16, 17, 18, 76, 77, 79cdleme26f 38624 . . . . 5 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝑄𝑠 (𝑃 𝑄)) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ (¬ 𝑡 (𝑃 𝑄) ∧ (𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) → 𝐷 (𝐺 𝑉))
8165, 68, 69, 70, 71, 72, 73, 74, 75, 80syl333anc 1401 . . . 4 (((𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → 𝐷 (𝐺 𝑉))
8256ad2antrr 723 . . . 4 (((𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → 𝐶 = 𝐷)
83 iffalse 4481 . . . . . . 7 𝑡 (𝑃 𝑄) → if(𝑡 (𝑃 𝑄), 𝐸, 𝐺) = 𝐺)
8458, 83eqtrid 2788 . . . . . 6 𝑡 (𝑃 𝑄) → 𝑌 = 𝐺)
8584oveq1d 7344 . . . . 5 𝑡 (𝑃 𝑄) → (𝑌 𝑉) = (𝐺 𝑉))
8685ad2antlr 724 . . . 4 (((𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑌 𝑉) = (𝐺 𝑉))
8781, 82, 863brtr4d 5121 . . 3 (((𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → 𝐶 (𝑌 𝑉))
8887ex 413 . 2 ((𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) → ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) → 𝐶 (𝑌 𝑉)))
89 simpr11 1256 . . . . 5 (((¬ 𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝐾 ∈ HL ∧ 𝑊𝐻))
90 simpr12 1257 . . . . . 6 (((¬ 𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → 𝑃𝑄)
91 simplr 766 . . . . . 6 (((¬ 𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → 𝑡 (𝑃 𝑄))
9290, 91jca 512 . . . . 5 (((¬ 𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑃𝑄𝑡 (𝑃 𝑄)))
93 simpr13 1258 . . . . 5 (((¬ 𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑠𝐴 ∧ ¬ 𝑠 𝑊))
94 simpr21 1259 . . . . 5 (((¬ 𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑃𝐴 ∧ ¬ 𝑃 𝑊))
95 simpr22 1260 . . . . 5 (((¬ 𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑄𝐴 ∧ ¬ 𝑄 𝑊))
96 simpr23 1261 . . . . 5 (((¬ 𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑡𝐴 ∧ ¬ 𝑡 𝑊))
97 simpll 764 . . . . 5 (((¬ 𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → ¬ 𝑠 (𝑃 𝑄))
98 simpr3l 1233 . . . . 5 (((¬ 𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑠𝑡𝑠 (𝑡 𝑉)))
99 simpr3r 1234 . . . . 5 (((¬ 𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑉𝐴𝑉 𝑊))
100 cdleme27.f . . . . . 6 𝐹 = ((𝑠 𝑈) (𝑄 ((𝑃 𝑠) 𝑊)))
101 eqid 2736 . . . . . 6 ((𝑃 𝑄) (𝐹 ((𝑡 𝑠) 𝑊))) = ((𝑃 𝑄) (𝐹 ((𝑡 𝑠) 𝑊)))
102 eqid 2736 . . . . . . 7 (𝑢𝐵𝑠𝐴 ((¬ 𝑠 𝑊 ∧ ¬ 𝑠 (𝑃 𝑄)) → 𝑢 = ((𝑃 𝑄) (𝐹 ((𝑡 𝑠) 𝑊))))) = (𝑢𝐵𝑠𝐴 ((¬ 𝑠 𝑊 ∧ ¬ 𝑠 (𝑃 𝑄)) → 𝑢 = ((𝑃 𝑄) (𝐹 ((𝑡 𝑠) 𝑊)))))
10319, 21, 100, 101, 23, 102cdleme25cv 38619 . . . . . 6 𝐸 = (𝑢𝐵𝑠𝐴 ((¬ 𝑠 𝑊 ∧ ¬ 𝑠 (𝑃 𝑄)) → 𝑢 = ((𝑃 𝑄) (𝐹 ((𝑡 𝑠) 𝑊)))))
10412, 13, 14, 15, 16, 17, 18, 100, 101, 103cdleme26f2 38626 . . . . 5 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝑄𝑡 (𝑃 𝑄)) ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ (¬ 𝑠 (𝑃 𝑄) ∧ (𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) → 𝐹 (𝐸 𝑉))
10589, 92, 93, 94, 95, 96, 97, 98, 99, 104syl333anc 1401 . . . 4 (((¬ 𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → 𝐹 (𝐸 𝑉))
106 iffalse 4481 . . . . . 6 𝑠 (𝑃 𝑄) → if(𝑠 (𝑃 𝑄), 𝐷, 𝐹) = 𝐹)
10754, 106eqtrid 2788 . . . . 5 𝑠 (𝑃 𝑄) → 𝐶 = 𝐹)
108107ad2antrr 723 . . . 4 (((¬ 𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → 𝐶 = 𝐹)
10961ad2antlr 724 . . . 4 (((¬ 𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑌 𝑉) = (𝐸 𝑉))
110105, 108, 1093brtr4d 5121 . . 3 (((¬ 𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → 𝐶 (𝑌 𝑉))
111110ex 413 . 2 ((¬ 𝑠 (𝑃 𝑄) ∧ 𝑡 (𝑃 𝑄)) → ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) → 𝐶 (𝑌 𝑉)))
112 simpr11 1256 . . . . 5 (((¬ 𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝐾 ∈ HL ∧ 𝑊𝐻))
113 simpr23 1261 . . . . 5 (((¬ 𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑡𝐴 ∧ ¬ 𝑡 𝑊))
114 simplr 766 . . . . . 6 (((¬ 𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → ¬ 𝑡 (𝑃 𝑄))
115 simpll 764 . . . . . 6 (((¬ 𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → ¬ 𝑠 (𝑃 𝑄))
116 simpr12 1257 . . . . . 6 (((¬ 𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → 𝑃𝑄)
117114, 115, 1163jca 1127 . . . . 5 (((¬ 𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (¬ 𝑡 (𝑃 𝑄) ∧ ¬ 𝑠 (𝑃 𝑄) ∧ 𝑃𝑄))
118 simpr21 1259 . . . . 5 (((¬ 𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑃𝐴 ∧ ¬ 𝑃 𝑊))
119 simpr22 1260 . . . . 5 (((¬ 𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑄𝐴 ∧ ¬ 𝑄 𝑊))
120 simpr13 1258 . . . . 5 (((¬ 𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑠𝐴 ∧ ¬ 𝑠 𝑊))
121 simpr3l 1233 . . . . 5 (((¬ 𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑠𝑡𝑠 (𝑡 𝑉)))
122 simpr3r 1234 . . . . 5 (((¬ 𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑉𝐴𝑉 𝑊))
12313, 14, 15, 16, 17, 18, 100, 76cdleme22g 38609 . . . . 5 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊) ∧ (¬ 𝑡 (𝑃 𝑄) ∧ ¬ 𝑠 (𝑃 𝑄) ∧ 𝑃𝑄)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ ((𝑠𝐴 ∧ ¬ 𝑠 𝑊) ∧ (𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) → 𝐹 (𝐺 𝑉))
124112, 113, 117, 118, 119, 120, 121, 122, 123syl323anc 1399 . . . 4 (((¬ 𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → 𝐹 (𝐺 𝑉))
125107ad2antrr 723 . . . 4 (((¬ 𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → 𝐶 = 𝐹)
12685ad2antlr 724 . . . 4 (((¬ 𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → (𝑌 𝑉) = (𝐺 𝑉))
127124, 125, 1263brtr4d 5121 . . 3 (((¬ 𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) ∧ (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊)))) → 𝐶 (𝑌 𝑉))
128127ex 413 . 2 ((¬ 𝑠 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄)) → ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) → 𝐶 (𝑌 𝑉)))
12964, 88, 111, 1284cases 1038 1 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ 𝑃𝑄 ∧ (𝑠𝐴 ∧ ¬ 𝑠 𝑊)) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ ((𝑠𝑡𝑠 (𝑡 𝑉)) ∧ (𝑉𝐴𝑉 𝑊))) → 𝐶 (𝑌 𝑉))
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wi 4  wa 396  w3a 1086   = wceq 1540  wcel 2105  wne 2940  wral 3061  ifcif 4472   class class class wbr 5089  cfv 6473  crio 7285  (class class class)co 7329  Basecbs 17001  lecple 17058  joincjn 18118  meetcmee 18119  Atomscatm 37523  HLchlt 37610  LHypclh 38245
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 1912  ax-6 1970  ax-7 2010  ax-8 2107  ax-9 2115  ax-10 2136  ax-11 2153  ax-12 2170  ax-ext 2707  ax-rep 5226  ax-sep 5240  ax-nul 5247  ax-pow 5305  ax-pr 5369  ax-un 7642  ax-riotaBAD 37213
This theorem depends on definitions:  df-bi 206  df-an 397  df-or 845  df-3or 1087  df-3an 1088  df-tru 1543  df-fal 1553  df-ex 1781  df-nf 1785  df-sb 2067  df-mo 2538  df-eu 2567  df-clab 2714  df-cleq 2728  df-clel 2814  df-nfc 2886  df-ne 2941  df-ral 3062  df-rex 3071  df-rmo 3349  df-reu 3350  df-rab 3404  df-v 3443  df-sbc 3727  df-csb 3843  df-dif 3900  df-un 3902  df-in 3904  df-ss 3914  df-nul 4269  df-if 4473  df-pw 4548  df-sn 4573  df-pr 4575  df-op 4579  df-uni 4852  df-iun 4940  df-iin 4941  df-br 5090  df-opab 5152  df-mpt 5173  df-id 5512  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 6425  df-fun 6475  df-fn 6476  df-f 6477  df-f1 6478  df-fo 6479  df-f1o 6480  df-fv 6481  df-riota 7286  df-ov 7332  df-oprab 7333  df-mpo 7334  df-1st 7891  df-2nd 7892  df-undef 8151  df-proset 18102  df-poset 18120  df-plt 18137  df-lub 18153  df-glb 18154  df-join 18155  df-meet 18156  df-p0 18232  df-p1 18233  df-lat 18239  df-clat 18306  df-oposet 37436  df-ol 37438  df-oml 37439  df-covers 37526  df-ats 37527  df-atl 37558  df-cvlat 37582  df-hlat 37611  df-llines 37759  df-lplanes 37760  df-lvols 37761  df-lines 37762  df-psubsp 37764  df-pmap 37765  df-padd 38057  df-lhyp 38249
This theorem is referenced by:  cdleme27N  38630  cdleme28a  38631
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