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Theorem cdlemefs32sn1aw 36373
Description: Show that 𝑅 / 𝑠𝑁 is an atom not under 𝑊 when 𝑅 (𝑃 𝑄). (Contributed by NM, 24-Mar-2013.)
Hypotheses
Ref Expression
cdlemefs32.b 𝐵 = (Base‘𝐾)
cdlemefs32.l = (le‘𝐾)
cdlemefs32.j = (join‘𝐾)
cdlemefs32.m = (meet‘𝐾)
cdlemefs32.a 𝐴 = (Atoms‘𝐾)
cdlemefs32.h 𝐻 = (LHyp‘𝐾)
cdlemefs32.u 𝑈 = ((𝑃 𝑄) 𝑊)
cdlemefs32.d 𝐷 = ((𝑡 𝑈) (𝑄 ((𝑃 𝑡) 𝑊)))
cdlemefs32.e 𝐸 = ((𝑃 𝑄) (𝐷 ((𝑠 𝑡) 𝑊)))
cdlemefs32.i 𝐼 = (𝑦𝐵𝑡𝐴 ((¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)) → 𝑦 = 𝐸))
cdlemefs32.n 𝑁 = if(𝑠 (𝑃 𝑄), 𝐼, 𝐶)
cdlemefs32a1.y 𝑌 = ((𝑃 𝑄) (𝐷 ((𝑅 𝑡) 𝑊)))
cdlemefs32a1.z 𝑍 = (𝑦𝐵𝑡𝐴 ((¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)) → 𝑦 = 𝑌))
Assertion
Ref Expression
cdlemefs32sn1aw ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → (𝑅 / 𝑠𝑁𝐴 ∧ ¬ 𝑅 / 𝑠𝑁 𝑊))
Distinct variable groups:   𝑡,𝑠,𝑦,𝐴   𝐵,𝑠,𝑡,𝑦   𝑦,𝐷   𝑦,𝐸   𝐻,𝑠,𝑡,𝑦   ,𝑠,𝑡,𝑦   𝐾,𝑠,𝑡,𝑦   ,𝑠,𝑡,𝑦   ,𝑠,𝑡,𝑦   𝑃,𝑠,𝑡,𝑦   𝑄,𝑠,𝑡,𝑦   𝑅,𝑠,𝑡,𝑦   𝑡,𝑈,𝑦   𝑊,𝑠,𝑡,𝑦   𝑦,𝑌   𝐷,𝑠
Allowed substitution hints:   𝐶(𝑦,𝑡,𝑠)   𝐷(𝑡)   𝑈(𝑠)   𝐸(𝑡,𝑠)   𝐼(𝑦,𝑡,𝑠)   𝑁(𝑦,𝑡,𝑠)   𝑌(𝑡,𝑠)   𝑍(𝑦,𝑡,𝑠)

Proof of Theorem cdlemefs32sn1aw
StepHypRef Expression
1 cdlemefs32.b . . . 4 𝐵 = (Base‘𝐾)
21fvexi 6391 . . 3 𝐵 ∈ V
3 nfv 2009 . . . 4 𝑡(((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄))
4 cdlemefs32a1.z . . . . . . . 8 𝑍 = (𝑦𝐵𝑡𝐴 ((¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)) → 𝑦 = 𝑌))
5 nfra1 3088 . . . . . . . . 9 𝑡𝑡𝐴 ((¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)) → 𝑦 = 𝑌)
6 nfcv 2907 . . . . . . . . 9 𝑡𝐵
75, 6nfriota 6814 . . . . . . . 8 𝑡(𝑦𝐵𝑡𝐴 ((¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)) → 𝑦 = 𝑌))
84, 7nfcxfr 2905 . . . . . . 7 𝑡𝑍
98nfel1 2922 . . . . . 6 𝑡 𝑍𝐴
10 nfcv 2907 . . . . . . . 8 𝑡
11 nfcv 2907 . . . . . . . 8 𝑡𝑊
128, 10, 11nfbr 4858 . . . . . . 7 𝑡 𝑍 𝑊
1312nfn 1953 . . . . . 6 𝑡 ¬ 𝑍 𝑊
149, 13nfan 1998 . . . . 5 𝑡(𝑍𝐴 ∧ ¬ 𝑍 𝑊)
1514a1i 11 . . . 4 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → Ⅎ𝑡(𝑍𝐴 ∧ ¬ 𝑍 𝑊))
164a1i 11 . . . 4 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → 𝑍 = (𝑦𝐵𝑡𝐴 ((¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)) → 𝑦 = 𝑌)))
17 eleq1 2832 . . . . . 6 (𝑌 = 𝑍 → (𝑌𝐴𝑍𝐴))
18 breq1 4814 . . . . . . 7 (𝑌 = 𝑍 → (𝑌 𝑊𝑍 𝑊))
1918notbid 309 . . . . . 6 (𝑌 = 𝑍 → (¬ 𝑌 𝑊 ↔ ¬ 𝑍 𝑊))
2017, 19anbi12d 624 . . . . 5 (𝑌 = 𝑍 → ((𝑌𝐴 ∧ ¬ 𝑌 𝑊) ↔ (𝑍𝐴 ∧ ¬ 𝑍 𝑊)))
2120adantl 473 . . . 4 (((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) ∧ 𝑌 = 𝑍) → ((𝑌𝐴 ∧ ¬ 𝑌 𝑊) ↔ (𝑍𝐴 ∧ ¬ 𝑍 𝑊)))
22 simpl1 1242 . . . . . 6 (((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) ∧ (𝑡𝐴 ∧ (¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)))) → ((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)))
23 simpl2r 1299 . . . . . 6 (((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) ∧ (𝑡𝐴 ∧ (¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)))) → (𝑅𝐴 ∧ ¬ 𝑅 𝑊))
24 simprl 787 . . . . . . 7 (((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) ∧ (𝑡𝐴 ∧ (¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)))) → 𝑡𝐴)
25 simprrl 799 . . . . . . 7 (((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) ∧ (𝑡𝐴 ∧ (¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)))) → ¬ 𝑡 𝑊)
2624, 25jca 507 . . . . . 6 (((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) ∧ (𝑡𝐴 ∧ (¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)))) → (𝑡𝐴 ∧ ¬ 𝑡 𝑊))
27 simpl2l 1297 . . . . . 6 (((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) ∧ (𝑡𝐴 ∧ (¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)))) → 𝑃𝑄)
28 simpl3 1246 . . . . . 6 (((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) ∧ (𝑡𝐴 ∧ (¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)))) → 𝑅 (𝑃 𝑄))
29 simprrr 800 . . . . . 6 (((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) ∧ (𝑡𝐴 ∧ (¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)))) → ¬ 𝑡 (𝑃 𝑄))
30 cdlemefs32.l . . . . . . . 8 = (le‘𝐾)
31 cdlemefs32.j . . . . . . . 8 = (join‘𝐾)
32 cdlemefs32.m . . . . . . . 8 = (meet‘𝐾)
33 cdlemefs32.a . . . . . . . 8 𝐴 = (Atoms‘𝐾)
34 cdlemefs32.h . . . . . . . 8 𝐻 = (LHyp‘𝐾)
35 cdlemefs32.u . . . . . . . 8 𝑈 = ((𝑃 𝑄) 𝑊)
36 cdlemefs32.d . . . . . . . 8 𝐷 = ((𝑡 𝑈) (𝑄 ((𝑃 𝑡) 𝑊)))
37 cdlemefs32a1.y . . . . . . . 8 𝑌 = ((𝑃 𝑄) (𝐷 ((𝑅 𝑡) 𝑊)))
3830, 31, 32, 33, 34, 35, 36, 37cdleme7ga 36207 . . . . . . 7 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ ((𝑅𝐴 ∧ ¬ 𝑅 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ (𝑃𝑄𝑅 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄))) → 𝑌𝐴)
3930, 31, 32, 33, 34, 35, 36, 37cdleme7 36208 . . . . . . 7 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ ((𝑅𝐴 ∧ ¬ 𝑅 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ (𝑃𝑄𝑅 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄))) → ¬ 𝑌 𝑊)
4038, 39jca 507 . . . . . 6 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ ((𝑅𝐴 ∧ ¬ 𝑅 𝑊) ∧ (𝑡𝐴 ∧ ¬ 𝑡 𝑊)) ∧ (𝑃𝑄𝑅 (𝑃 𝑄) ∧ ¬ 𝑡 (𝑃 𝑄))) → (𝑌𝐴 ∧ ¬ 𝑌 𝑊))
4122, 23, 26, 27, 28, 29, 40syl123anc 1506 . . . . 5 (((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) ∧ (𝑡𝐴 ∧ (¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)))) → (𝑌𝐴 ∧ ¬ 𝑌 𝑊))
4241ex 401 . . . 4 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → ((𝑡𝐴 ∧ (¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄))) → (𝑌𝐴 ∧ ¬ 𝑌 𝑊)))
43 simp1 1166 . . . . 5 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → ((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)))
44 simp2rl 1323 . . . . 5 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → 𝑅𝐴)
45 simp2rr 1324 . . . . 5 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → ¬ 𝑅 𝑊)
46 simp2l 1256 . . . . 5 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → 𝑃𝑄)
47 simp3 1168 . . . . 5 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → 𝑅 (𝑃 𝑄))
481, 30, 31, 32, 33, 34, 35, 36, 37, 4cdleme25cl 36316 . . . . 5 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊) ∧ (𝑃𝑄𝑅 (𝑃 𝑄))) → 𝑍𝐵)
4943, 44, 45, 46, 47, 48syl122anc 1498 . . . 4 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → 𝑍𝐵)
50 simp11 1260 . . . . 5 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → (𝐾 ∈ HL ∧ 𝑊𝐻))
51 simp12 1261 . . . . 5 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → (𝑃𝐴 ∧ ¬ 𝑃 𝑊))
52 simp13 1262 . . . . 5 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → (𝑄𝐴 ∧ ¬ 𝑄 𝑊))
5330, 31, 33, 34cdlemb2 36000 . . . . 5 (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ ((𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ 𝑃𝑄) → ∃𝑡𝐴𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)))
5450, 51, 52, 46, 53syl121anc 1494 . . . 4 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → ∃𝑡𝐴𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)))
553, 15, 16, 21, 42, 49, 54riotasv3d 34919 . . 3 (((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) ∧ 𝐵 ∈ V) → (𝑍𝐴 ∧ ¬ 𝑍 𝑊))
562, 55mpan2 682 . 2 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → (𝑍𝐴 ∧ ¬ 𝑍 𝑊))
57 cdlemefs32.e . . . . . 6 𝐸 = ((𝑃 𝑄) (𝐷 ((𝑠 𝑡) 𝑊)))
58 cdlemefs32.i . . . . . 6 𝐼 = (𝑦𝐵𝑡𝐴 ((¬ 𝑡 𝑊 ∧ ¬ 𝑡 (𝑃 𝑄)) → 𝑦 = 𝐸))
59 cdlemefs32.n . . . . . 6 𝑁 = if(𝑠 (𝑃 𝑄), 𝐼, 𝐶)
6057, 58, 59, 37, 4cdleme31sn1c 36347 . . . . 5 ((𝑅𝐴𝑅 (𝑃 𝑄)) → 𝑅 / 𝑠𝑁 = 𝑍)
6144, 47, 60syl2anc 579 . . . 4 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → 𝑅 / 𝑠𝑁 = 𝑍)
6261eleq1d 2829 . . 3 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → (𝑅 / 𝑠𝑁𝐴𝑍𝐴))
6361breq1d 4821 . . . 4 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → (𝑅 / 𝑠𝑁 𝑊𝑍 𝑊))
6463notbid 309 . . 3 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → (¬ 𝑅 / 𝑠𝑁 𝑊 ↔ ¬ 𝑍 𝑊))
6562, 64anbi12d 624 . 2 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → ((𝑅 / 𝑠𝑁𝐴 ∧ ¬ 𝑅 / 𝑠𝑁 𝑊) ↔ (𝑍𝐴 ∧ ¬ 𝑍 𝑊)))
6656, 65mpbird 248 1 ((((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴 ∧ ¬ 𝑃 𝑊) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) ∧ (𝑃𝑄 ∧ (𝑅𝐴 ∧ ¬ 𝑅 𝑊)) ∧ 𝑅 (𝑃 𝑄)) → (𝑅 / 𝑠𝑁𝐴 ∧ ¬ 𝑅 / 𝑠𝑁 𝑊))
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wi 4  wb 197  wa 384  w3a 1107   = wceq 1652  wnf 1878  wcel 2155  wne 2937  wral 3055  wrex 3056  Vcvv 3350  csb 3693  ifcif 4245   class class class wbr 4811  cfv 6070  crio 6804  (class class class)co 6844  Basecbs 16133  lecple 16224  joincjn 17213  meetcmee 17214  Atomscatm 35222  HLchlt 35309  LHypclh 35943
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1890  ax-4 1904  ax-5 2005  ax-6 2070  ax-7 2105  ax-8 2157  ax-9 2164  ax-10 2183  ax-11 2198  ax-12 2211  ax-13 2352  ax-ext 2743  ax-rep 4932  ax-sep 4943  ax-nul 4951  ax-pow 5003  ax-pr 5064  ax-un 7149  ax-riotaBAD 34912
This theorem depends on definitions:  df-bi 198  df-an 385  df-or 874  df-3or 1108  df-3an 1109  df-tru 1656  df-ex 1875  df-nf 1879  df-sb 2063  df-mo 2565  df-eu 2582  df-clab 2752  df-cleq 2758  df-clel 2761  df-nfc 2896  df-ne 2938  df-nel 3041  df-ral 3060  df-rex 3061  df-reu 3062  df-rmo 3063  df-rab 3064  df-v 3352  df-sbc 3599  df-csb 3694  df-dif 3737  df-un 3739  df-in 3741  df-ss 3748  df-nul 4082  df-if 4246  df-pw 4319  df-sn 4337  df-pr 4339  df-op 4343  df-uni 4597  df-iun 4680  df-iin 4681  df-br 4812  df-opab 4874  df-mpt 4891  df-id 5187  df-xp 5285  df-rel 5286  df-cnv 5287  df-co 5288  df-dm 5289  df-rn 5290  df-res 5291  df-ima 5292  df-iota 6033  df-fun 6072  df-fn 6073  df-f 6074  df-f1 6075  df-fo 6076  df-f1o 6077  df-fv 6078  df-riota 6805  df-ov 6847  df-oprab 6848  df-mpt2 6849  df-1st 7368  df-2nd 7369  df-undef 7604  df-proset 17197  df-poset 17215  df-plt 17227  df-lub 17243  df-glb 17244  df-join 17245  df-meet 17246  df-p0 17308  df-p1 17309  df-lat 17315  df-clat 17377  df-oposet 35135  df-ol 35137  df-oml 35138  df-covers 35225  df-ats 35226  df-atl 35257  df-cvlat 35281  df-hlat 35310  df-llines 35457  df-lplanes 35458  df-lvols 35459  df-lines 35460  df-psubsp 35462  df-pmap 35463  df-padd 35755  df-lhyp 35947
This theorem is referenced by:  cdlemefs32snb  36374  cdleme32sn1awN  36391  cdleme32snaw  36394
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