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Theorem llncvrlpln2 36144
 Description: A lattice line under a lattice plane is covered by it. (Contributed by NM, 24-Jun-2012.)
Hypotheses
Ref Expression
llncvrlpln2.l = (le‘𝐾)
llncvrlpln2.c 𝐶 = ( ⋖ ‘𝐾)
llncvrlpln2.n 𝑁 = (LLines‘𝐾)
llncvrlpln2.p 𝑃 = (LPlanes‘𝐾)
Assertion
Ref Expression
llncvrlpln2 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋 𝑌) → 𝑋𝐶𝑌)

Proof of Theorem llncvrlpln2
Dummy variables 𝑞 𝑝 𝑟 𝑠 𝑡 𝑢 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 simpr 477 . . 3 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋 𝑌) → 𝑋 𝑌)
2 simpl1 1171 . . . . 5 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋 𝑌) → 𝐾 ∈ HL)
3 simpl3 1173 . . . . 5 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋 𝑌) → 𝑌𝑃)
4 llncvrlpln2.n . . . . . 6 𝑁 = (LLines‘𝐾)
5 llncvrlpln2.p . . . . . 6 𝑃 = (LPlanes‘𝐾)
64, 5lplnnelln 36133 . . . . 5 ((𝐾 ∈ HL ∧ 𝑌𝑃) → ¬ 𝑌𝑁)
72, 3, 6syl2anc 576 . . . 4 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋 𝑌) → ¬ 𝑌𝑁)
8 simpl2 1172 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋 𝑌) → 𝑋𝑁)
9 eleq1 2853 . . . . . 6 (𝑋 = 𝑌 → (𝑋𝑁𝑌𝑁))
108, 9syl5ibcom 237 . . . . 5 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋 𝑌) → (𝑋 = 𝑌𝑌𝑁))
1110necon3bd 2981 . . . 4 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋 𝑌) → (¬ 𝑌𝑁𝑋𝑌))
127, 11mpd 15 . . 3 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋 𝑌) → 𝑋𝑌)
13 llncvrlpln2.l . . . . 5 = (le‘𝐾)
14 eqid 2778 . . . . 5 (lt‘𝐾) = (lt‘𝐾)
1513, 14pltval 17428 . . . 4 ((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) → (𝑋(lt‘𝐾)𝑌 ↔ (𝑋 𝑌𝑋𝑌)))
1615adantr 473 . . 3 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋 𝑌) → (𝑋(lt‘𝐾)𝑌 ↔ (𝑋 𝑌𝑋𝑌)))
171, 12, 16mpbir2and 700 . 2 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋 𝑌) → 𝑋(lt‘𝐾)𝑌)
18 simpl1 1171 . . . 4 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋(lt‘𝐾)𝑌) → 𝐾 ∈ HL)
19 simpl2 1172 . . . . 5 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋(lt‘𝐾)𝑌) → 𝑋𝑁)
20 eqid 2778 . . . . . 6 (Base‘𝐾) = (Base‘𝐾)
2120, 4llnbase 36096 . . . . 5 (𝑋𝑁𝑋 ∈ (Base‘𝐾))
2219, 21syl 17 . . . 4 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋(lt‘𝐾)𝑌) → 𝑋 ∈ (Base‘𝐾))
23 simpl3 1173 . . . . 5 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋(lt‘𝐾)𝑌) → 𝑌𝑃)
2420, 5lplnbase 36121 . . . . 5 (𝑌𝑃𝑌 ∈ (Base‘𝐾))
2523, 24syl 17 . . . 4 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋(lt‘𝐾)𝑌) → 𝑌 ∈ (Base‘𝐾))
26 simpr 477 . . . 4 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋(lt‘𝐾)𝑌) → 𝑋(lt‘𝐾)𝑌)
27 eqid 2778 . . . . 5 (join‘𝐾) = (join‘𝐾)
28 llncvrlpln2.c . . . . 5 𝐶 = ( ⋖ ‘𝐾)
29 eqid 2778 . . . . 5 (Atoms‘𝐾) = (Atoms‘𝐾)
3020, 13, 14, 27, 28, 29hlrelat3 35999 . . . 4 (((𝐾 ∈ HL ∧ 𝑋 ∈ (Base‘𝐾) ∧ 𝑌 ∈ (Base‘𝐾)) ∧ 𝑋(lt‘𝐾)𝑌) → ∃𝑟 ∈ (Atoms‘𝐾)(𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌))
3118, 22, 25, 26, 30syl31anc 1353 . . 3 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋(lt‘𝐾)𝑌) → ∃𝑟 ∈ (Atoms‘𝐾)(𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌))
3220, 13, 27, 29, 5islpln2 36123 . . . . . . . 8 (𝐾 ∈ HL → (𝑌𝑃 ↔ (𝑌 ∈ (Base‘𝐾) ∧ ∃𝑠 ∈ (Atoms‘𝐾)∃𝑡 ∈ (Atoms‘𝐾)∃𝑢 ∈ (Atoms‘𝐾)(𝑠𝑡 ∧ ¬ 𝑢 (𝑠(join‘𝐾)𝑡) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢)))))
3332adantr 473 . . . . . . 7 ((𝐾 ∈ HL ∧ 𝑋𝑁) → (𝑌𝑃 ↔ (𝑌 ∈ (Base‘𝐾) ∧ ∃𝑠 ∈ (Atoms‘𝐾)∃𝑡 ∈ (Atoms‘𝐾)∃𝑢 ∈ (Atoms‘𝐾)(𝑠𝑡 ∧ ¬ 𝑢 (𝑠(join‘𝐾)𝑡) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢)))))
34 simp3 1118 . . . . . . . . . . 11 ((𝑠𝑡 ∧ ¬ 𝑢 (𝑠(join‘𝐾)𝑡) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢)) → 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢))
3520, 27, 29, 4islln2 36098 . . . . . . . . . . . . 13 (𝐾 ∈ HL → (𝑋𝑁 ↔ (𝑋 ∈ (Base‘𝐾) ∧ ∃𝑝 ∈ (Atoms‘𝐾)∃𝑞 ∈ (Atoms‘𝐾)(𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)))))
36 simp3l 1181 . . . . . . . . . . . . . . . . . . . 20 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → 𝑋𝐶(𝑋(join‘𝐾)𝑟))
37 simp3r 1182 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → (𝑋(join‘𝐾)𝑟) 𝑌)
38 simp12r 1267 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → 𝑋 = (𝑝(join‘𝐾)𝑞))
3938oveq1d 6991 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → (𝑋(join‘𝐾)𝑟) = ((𝑝(join‘𝐾)𝑞)(join‘𝐾)𝑟))
40 simp22 1187 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢))
4137, 39, 403brtr3d 4960 . . . . . . . . . . . . . . . . . . . . . 22 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → ((𝑝(join‘𝐾)𝑞)(join‘𝐾)𝑟) ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢))
42 simp111 1282 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → 𝐾 ∈ HL)
43 simp112 1283 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → 𝑝 ∈ (Atoms‘𝐾))
44 simp113 1284 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → 𝑞 ∈ (Atoms‘𝐾))
45 simp23 1188 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → 𝑟 ∈ (Atoms‘𝐾))
4643, 44, 453jca 1108 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → (𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾) ∧ 𝑟 ∈ (Atoms‘𝐾)))
47 simp13l 1268 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → 𝑠 ∈ (Atoms‘𝐾))
48 simp13r 1269 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → 𝑡 ∈ (Atoms‘𝐾))
49 simp21 1186 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → 𝑢 ∈ (Atoms‘𝐾))
5047, 48, 493jca 1108 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾) ∧ 𝑢 ∈ (Atoms‘𝐾)))
5136, 38, 393brtr3d 4960 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → (𝑝(join‘𝐾)𝑞)𝐶((𝑝(join‘𝐾)𝑞)(join‘𝐾)𝑟))
5220, 27, 29hlatjcl 35954 . . . . . . . . . . . . . . . . . . . . . . . . . 26 ((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) → (𝑝(join‘𝐾)𝑞) ∈ (Base‘𝐾))
5342, 43, 44, 52syl3anc 1351 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → (𝑝(join‘𝐾)𝑞) ∈ (Base‘𝐾))
5420, 13, 27, 28, 29cvr1 35997 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((𝐾 ∈ HL ∧ (𝑝(join‘𝐾)𝑞) ∈ (Base‘𝐾) ∧ 𝑟 ∈ (Atoms‘𝐾)) → (¬ 𝑟 (𝑝(join‘𝐾)𝑞) ↔ (𝑝(join‘𝐾)𝑞)𝐶((𝑝(join‘𝐾)𝑞)(join‘𝐾)𝑟)))
5542, 53, 45, 54syl3anc 1351 . . . . . . . . . . . . . . . . . . . . . . . 24 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → (¬ 𝑟 (𝑝(join‘𝐾)𝑞) ↔ (𝑝(join‘𝐾)𝑞)𝐶((𝑝(join‘𝐾)𝑞)(join‘𝐾)𝑟)))
5651, 55mpbird 249 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → ¬ 𝑟 (𝑝(join‘𝐾)𝑞))
57 simp12l 1266 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → 𝑝𝑞)
5813, 27, 293at 36077 . . . . . . . . . . . . . . . . . . . . . . 23 (((𝐾 ∈ HL ∧ (𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾) ∧ 𝑢 ∈ (Atoms‘𝐾))) ∧ (¬ 𝑟 (𝑝(join‘𝐾)𝑞) ∧ 𝑝𝑞)) → (((𝑝(join‘𝐾)𝑞)(join‘𝐾)𝑟) ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ↔ ((𝑝(join‘𝐾)𝑞)(join‘𝐾)𝑟) = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢)))
5942, 46, 50, 56, 57, 58syl32anc 1358 . . . . . . . . . . . . . . . . . . . . . 22 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → (((𝑝(join‘𝐾)𝑞)(join‘𝐾)𝑟) ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ↔ ((𝑝(join‘𝐾)𝑞)(join‘𝐾)𝑟) = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢)))
6041, 59mpbid 224 . . . . . . . . . . . . . . . . . . . . 21 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → ((𝑝(join‘𝐾)𝑞)(join‘𝐾)𝑟) = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢))
6160, 39, 403eqtr4d 2824 . . . . . . . . . . . . . . . . . . . 20 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → (𝑋(join‘𝐾)𝑟) = 𝑌)
6236, 61breqtrd 4955 . . . . . . . . . . . . . . . . . . 19 ((((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) ∧ (𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → 𝑋𝐶𝑌)
63623exp 1099 . . . . . . . . . . . . . . . . . 18 (((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) → ((𝑢 ∈ (Atoms‘𝐾) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) ∧ 𝑟 ∈ (Atoms‘𝐾)) → ((𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌) → 𝑋𝐶𝑌)))
64633expd 1333 . . . . . . . . . . . . . . . . 17 (((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) ∧ (𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) → (𝑢 ∈ (Atoms‘𝐾) → (𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) → (𝑟 ∈ (Atoms‘𝐾) → ((𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌) → 𝑋𝐶𝑌)))))
65643exp 1099 . . . . . . . . . . . . . . . 16 ((𝐾 ∈ HL ∧ 𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) → ((𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) → ((𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾)) → (𝑢 ∈ (Atoms‘𝐾) → (𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) → (𝑟 ∈ (Atoms‘𝐾) → ((𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌) → 𝑋𝐶𝑌)))))))
66653expib 1102 . . . . . . . . . . . . . . 15 (𝐾 ∈ HL → ((𝑝 ∈ (Atoms‘𝐾) ∧ 𝑞 ∈ (Atoms‘𝐾)) → ((𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) → ((𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾)) → (𝑢 ∈ (Atoms‘𝐾) → (𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) → (𝑟 ∈ (Atoms‘𝐾) → ((𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌) → 𝑋𝐶𝑌))))))))
6766rexlimdvv 3238 . . . . . . . . . . . . . 14 (𝐾 ∈ HL → (∃𝑝 ∈ (Atoms‘𝐾)∃𝑞 ∈ (Atoms‘𝐾)(𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞)) → ((𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾)) → (𝑢 ∈ (Atoms‘𝐾) → (𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) → (𝑟 ∈ (Atoms‘𝐾) → ((𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌) → 𝑋𝐶𝑌)))))))
6867adantld 483 . . . . . . . . . . . . 13 (𝐾 ∈ HL → ((𝑋 ∈ (Base‘𝐾) ∧ ∃𝑝 ∈ (Atoms‘𝐾)∃𝑞 ∈ (Atoms‘𝐾)(𝑝𝑞𝑋 = (𝑝(join‘𝐾)𝑞))) → ((𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾)) → (𝑢 ∈ (Atoms‘𝐾) → (𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) → (𝑟 ∈ (Atoms‘𝐾) → ((𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌) → 𝑋𝐶𝑌)))))))
6935, 68sylbid 232 . . . . . . . . . . . 12 (𝐾 ∈ HL → (𝑋𝑁 → ((𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾)) → (𝑢 ∈ (Atoms‘𝐾) → (𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) → (𝑟 ∈ (Atoms‘𝐾) → ((𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌) → 𝑋𝐶𝑌)))))))
7069imp31 410 . . . . . . . . . . 11 (((𝐾 ∈ HL ∧ 𝑋𝑁) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) → (𝑢 ∈ (Atoms‘𝐾) → (𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢) → (𝑟 ∈ (Atoms‘𝐾) → ((𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌) → 𝑋𝐶𝑌)))))
7134, 70syl7 74 . . . . . . . . . 10 (((𝐾 ∈ HL ∧ 𝑋𝑁) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) → (𝑢 ∈ (Atoms‘𝐾) → ((𝑠𝑡 ∧ ¬ 𝑢 (𝑠(join‘𝐾)𝑡) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢)) → (𝑟 ∈ (Atoms‘𝐾) → ((𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌) → 𝑋𝐶𝑌)))))
7271rexlimdv 3228 . . . . . . . . 9 (((𝐾 ∈ HL ∧ 𝑋𝑁) ∧ (𝑠 ∈ (Atoms‘𝐾) ∧ 𝑡 ∈ (Atoms‘𝐾))) → (∃𝑢 ∈ (Atoms‘𝐾)(𝑠𝑡 ∧ ¬ 𝑢 (𝑠(join‘𝐾)𝑡) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢)) → (𝑟 ∈ (Atoms‘𝐾) → ((𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌) → 𝑋𝐶𝑌))))
7372rexlimdvva 3239 . . . . . . . 8 ((𝐾 ∈ HL ∧ 𝑋𝑁) → (∃𝑠 ∈ (Atoms‘𝐾)∃𝑡 ∈ (Atoms‘𝐾)∃𝑢 ∈ (Atoms‘𝐾)(𝑠𝑡 ∧ ¬ 𝑢 (𝑠(join‘𝐾)𝑡) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢)) → (𝑟 ∈ (Atoms‘𝐾) → ((𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌) → 𝑋𝐶𝑌))))
7473adantld 483 . . . . . . 7 ((𝐾 ∈ HL ∧ 𝑋𝑁) → ((𝑌 ∈ (Base‘𝐾) ∧ ∃𝑠 ∈ (Atoms‘𝐾)∃𝑡 ∈ (Atoms‘𝐾)∃𝑢 ∈ (Atoms‘𝐾)(𝑠𝑡 ∧ ¬ 𝑢 (𝑠(join‘𝐾)𝑡) ∧ 𝑌 = ((𝑠(join‘𝐾)𝑡)(join‘𝐾)𝑢))) → (𝑟 ∈ (Atoms‘𝐾) → ((𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌) → 𝑋𝐶𝑌))))
7533, 74sylbid 232 . . . . . 6 ((𝐾 ∈ HL ∧ 𝑋𝑁) → (𝑌𝑃 → (𝑟 ∈ (Atoms‘𝐾) → ((𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌) → 𝑋𝐶𝑌))))
76753impia 1097 . . . . 5 ((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) → (𝑟 ∈ (Atoms‘𝐾) → ((𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌) → 𝑋𝐶𝑌)))
7776rexlimdv 3228 . . . 4 ((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) → (∃𝑟 ∈ (Atoms‘𝐾)(𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌) → 𝑋𝐶𝑌))
7877imp 398 . . 3 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ ∃𝑟 ∈ (Atoms‘𝐾)(𝑋𝐶(𝑋(join‘𝐾)𝑟) ∧ (𝑋(join‘𝐾)𝑟) 𝑌)) → 𝑋𝐶𝑌)
7931, 78syldan 582 . 2 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋(lt‘𝐾)𝑌) → 𝑋𝐶𝑌)
8017, 79syldan 582 1 (((𝐾 ∈ HL ∧ 𝑋𝑁𝑌𝑃) ∧ 𝑋 𝑌) → 𝑋𝐶𝑌)
 Colors of variables: wff setvar class Syntax hints:  ¬ wn 3   → wi 4   ↔ wb 198   ∧ wa 387   ∧ w3a 1068   = wceq 1507   ∈ wcel 2050   ≠ wne 2967  ∃wrex 3089   class class class wbr 4929  ‘cfv 6188  (class class class)co 6976  Basecbs 16339  lecple 16428  ltcplt 17409  joincjn 17412   ⋖ ccvr 35849  Atomscatm 35850  HLchlt 35937  LLinesclln 36078  LPlanesclpl 36079 This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1758  ax-4 1772  ax-5 1869  ax-6 1928  ax-7 1965  ax-8 2052  ax-9 2059  ax-10 2079  ax-11 2093  ax-12 2106  ax-13 2301  ax-ext 2750  ax-rep 5049  ax-sep 5060  ax-nul 5067  ax-pow 5119  ax-pr 5186  ax-un 7279 This theorem depends on definitions:  df-bi 199  df-an 388  df-or 834  df-3an 1070  df-tru 1510  df-ex 1743  df-nf 1747  df-sb 2016  df-mo 2547  df-eu 2584  df-clab 2759  df-cleq 2771  df-clel 2846  df-nfc 2918  df-ne 2968  df-ral 3093  df-rex 3094  df-reu 3095  df-rab 3097  df-v 3417  df-sbc 3682  df-csb 3787  df-dif 3832  df-un 3834  df-in 3836  df-ss 3843  df-nul 4179  df-if 4351  df-pw 4424  df-sn 4442  df-pr 4444  df-op 4448  df-uni 4713  df-iun 4794  df-br 4930  df-opab 4992  df-mpt 5009  df-id 5312  df-xp 5413  df-rel 5414  df-cnv 5415  df-co 5416  df-dm 5417  df-rn 5418  df-res 5419  df-ima 5420  df-iota 6152  df-fun 6190  df-fn 6191  df-f 6192  df-f1 6193  df-fo 6194  df-f1o 6195  df-fv 6196  df-riota 6937  df-ov 6979  df-oprab 6980  df-proset 17396  df-poset 17414  df-plt 17426  df-lub 17442  df-glb 17443  df-join 17444  df-meet 17445  df-p0 17507  df-lat 17514  df-clat 17576  df-oposet 35763  df-ol 35765  df-oml 35766  df-covers 35853  df-ats 35854  df-atl 35885  df-cvlat 35909  df-hlat 35938  df-llines 36085  df-lplanes 36086 This theorem is referenced by:  llncvrlpln  36145  2llnmj  36147  lplncmp  36149  lplnexatN  36150  2llnm2N  36155  2lplnmj  36209
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