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Theorem lplnnlelln 33847
 Description: A lattice plane is not less than or equal to a lattice line. (Contributed by NM, 14-Jul-2012.)
Hypotheses
Ref Expression
lplnnlelln.l = (le‘𝐾)
lplnnlelln.n 𝑁 = (LLines‘𝐾)
lplnnlelln.p 𝑃 = (LPlanes‘𝐾)
Assertion
Ref Expression
lplnnlelln ((𝐾 ∈ HL ∧ 𝑋𝑃𝑌𝑁) → ¬ 𝑋 𝑌)

Proof of Theorem lplnnlelln
Dummy variables 𝑟 𝑞 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 simp3 1056 . . 3 ((𝐾 ∈ HL ∧ 𝑋𝑃𝑌𝑁) → 𝑌𝑁)
2 eqid 2610 . . . . 5 (Base‘𝐾) = (Base‘𝐾)
3 eqid 2610 . . . . 5 (join‘𝐾) = (join‘𝐾)
4 eqid 2610 . . . . 5 (Atoms‘𝐾) = (Atoms‘𝐾)
5 lplnnlelln.n . . . . 5 𝑁 = (LLines‘𝐾)
62, 3, 4, 5islln2 33815 . . . 4 (𝐾 ∈ HL → (𝑌𝑁 ↔ (𝑌 ∈ (Base‘𝐾) ∧ ∃𝑞 ∈ (Atoms‘𝐾)∃𝑟 ∈ (Atoms‘𝐾)(𝑞𝑟𝑌 = (𝑞(join‘𝐾)𝑟)))))
763ad2ant1 1075 . . 3 ((𝐾 ∈ HL ∧ 𝑋𝑃𝑌𝑁) → (𝑌𝑁 ↔ (𝑌 ∈ (Base‘𝐾) ∧ ∃𝑞 ∈ (Atoms‘𝐾)∃𝑟 ∈ (Atoms‘𝐾)(𝑞𝑟𝑌 = (𝑞(join‘𝐾)𝑟)))))
81, 7mpbid 221 . 2 ((𝐾 ∈ HL ∧ 𝑋𝑃𝑌𝑁) → (𝑌 ∈ (Base‘𝐾) ∧ ∃𝑞 ∈ (Atoms‘𝐾)∃𝑟 ∈ (Atoms‘𝐾)(𝑞𝑟𝑌 = (𝑞(join‘𝐾)𝑟))))
9 simp11 1084 . . . . . . 7 (((𝐾 ∈ HL ∧ 𝑋𝑃𝑌𝑁) ∧ (𝑞 ∈ (Atoms‘𝐾) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑞𝑟𝑌 = (𝑞(join‘𝐾)𝑟))) → 𝐾 ∈ HL)
10 simp12 1085 . . . . . . 7 (((𝐾 ∈ HL ∧ 𝑋𝑃𝑌𝑁) ∧ (𝑞 ∈ (Atoms‘𝐾) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑞𝑟𝑌 = (𝑞(join‘𝐾)𝑟))) → 𝑋𝑃)
11 simp2l 1080 . . . . . . 7 (((𝐾 ∈ HL ∧ 𝑋𝑃𝑌𝑁) ∧ (𝑞 ∈ (Atoms‘𝐾) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑞𝑟𝑌 = (𝑞(join‘𝐾)𝑟))) → 𝑞 ∈ (Atoms‘𝐾))
12 simp2r 1081 . . . . . . 7 (((𝐾 ∈ HL ∧ 𝑋𝑃𝑌𝑁) ∧ (𝑞 ∈ (Atoms‘𝐾) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑞𝑟𝑌 = (𝑞(join‘𝐾)𝑟))) → 𝑟 ∈ (Atoms‘𝐾))
13 lplnnlelln.l . . . . . . . 8 = (le‘𝐾)
14 lplnnlelln.p . . . . . . . 8 𝑃 = (LPlanes‘𝐾)
1513, 3, 4, 14lplnnle2at 33845 . . . . . . 7 ((𝐾 ∈ HL ∧ (𝑋𝑃𝑞 ∈ (Atoms‘𝐾) ∧ 𝑟 ∈ (Atoms‘𝐾))) → ¬ 𝑋 (𝑞(join‘𝐾)𝑟))
169, 10, 11, 12, 15syl13anc 1320 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑋𝑃𝑌𝑁) ∧ (𝑞 ∈ (Atoms‘𝐾) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑞𝑟𝑌 = (𝑞(join‘𝐾)𝑟))) → ¬ 𝑋 (𝑞(join‘𝐾)𝑟))
17 simp3r 1083 . . . . . . 7 (((𝐾 ∈ HL ∧ 𝑋𝑃𝑌𝑁) ∧ (𝑞 ∈ (Atoms‘𝐾) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑞𝑟𝑌 = (𝑞(join‘𝐾)𝑟))) → 𝑌 = (𝑞(join‘𝐾)𝑟))
1817breq2d 4595 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑋𝑃𝑌𝑁) ∧ (𝑞 ∈ (Atoms‘𝐾) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑞𝑟𝑌 = (𝑞(join‘𝐾)𝑟))) → (𝑋 𝑌𝑋 (𝑞(join‘𝐾)𝑟)))
1916, 18mtbird 314 . . . . 5 (((𝐾 ∈ HL ∧ 𝑋𝑃𝑌𝑁) ∧ (𝑞 ∈ (Atoms‘𝐾) ∧ 𝑟 ∈ (Atoms‘𝐾)) ∧ (𝑞𝑟𝑌 = (𝑞(join‘𝐾)𝑟))) → ¬ 𝑋 𝑌)
20193exp 1256 . . . 4 ((𝐾 ∈ HL ∧ 𝑋𝑃𝑌𝑁) → ((𝑞 ∈ (Atoms‘𝐾) ∧ 𝑟 ∈ (Atoms‘𝐾)) → ((𝑞𝑟𝑌 = (𝑞(join‘𝐾)𝑟)) → ¬ 𝑋 𝑌)))
2120rexlimdvv 3019 . . 3 ((𝐾 ∈ HL ∧ 𝑋𝑃𝑌𝑁) → (∃𝑞 ∈ (Atoms‘𝐾)∃𝑟 ∈ (Atoms‘𝐾)(𝑞𝑟𝑌 = (𝑞(join‘𝐾)𝑟)) → ¬ 𝑋 𝑌))
2221adantld 482 . 2 ((𝐾 ∈ HL ∧ 𝑋𝑃𝑌𝑁) → ((𝑌 ∈ (Base‘𝐾) ∧ ∃𝑞 ∈ (Atoms‘𝐾)∃𝑟 ∈ (Atoms‘𝐾)(𝑞𝑟𝑌 = (𝑞(join‘𝐾)𝑟))) → ¬ 𝑋 𝑌))
238, 22mpd 15 1 ((𝐾 ∈ HL ∧ 𝑋𝑃𝑌𝑁) → ¬ 𝑋 𝑌)
 Colors of variables: wff setvar class Syntax hints:  ¬ wn 3   → wi 4   ↔ wb 195   ∧ wa 383   ∧ w3a 1031   = wceq 1475   ∈ wcel 1977   ≠ wne 2780  ∃wrex 2897   class class class wbr 4583  ‘cfv 5804  (class class class)co 6549  Basecbs 15695  lecple 15775  joincjn 16767  Atomscatm 33568  HLchlt 33655  LLinesclln 33795  LPlanesclpl 33796 This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1713  ax-4 1728  ax-5 1827  ax-6 1875  ax-7 1922  ax-8 1979  ax-9 1986  ax-10 2006  ax-11 2021  ax-12 2034  ax-13 2234  ax-ext 2590  ax-rep 4699  ax-sep 4709  ax-nul 4717  ax-pow 4769  ax-pr 4833  ax-un 6847 This theorem depends on definitions:  df-bi 196  df-or 384  df-an 385  df-3an 1033  df-tru 1478  df-ex 1696  df-nf 1701  df-sb 1868  df-eu 2462  df-mo 2463  df-clab 2597  df-cleq 2603  df-clel 2606  df-nfc 2740  df-ne 2782  df-ral 2901  df-rex 2902  df-reu 2903  df-rab 2905  df-v 3175  df-sbc 3403  df-csb 3500  df-dif 3543  df-un 3545  df-in 3547  df-ss 3554  df-nul 3875  df-if 4037  df-pw 4110  df-sn 4126  df-pr 4128  df-op 4132  df-uni 4373  df-iun 4457  df-br 4584  df-opab 4644  df-mpt 4645  df-id 4953  df-xp 5044  df-rel 5045  df-cnv 5046  df-co 5047  df-dm 5048  df-rn 5049  df-res 5050  df-ima 5051  df-iota 5768  df-fun 5806  df-fn 5807  df-f 5808  df-f1 5809  df-fo 5810  df-f1o 5811  df-fv 5812  df-riota 6511  df-ov 6552  df-oprab 6553  df-preset 16751  df-poset 16769  df-plt 16781  df-lub 16797  df-glb 16798  df-join 16799  df-meet 16800  df-p0 16862  df-lat 16869  df-clat 16931  df-oposet 33481  df-ol 33483  df-oml 33484  df-covers 33571  df-ats 33572  df-atl 33603  df-cvlat 33627  df-hlat 33656  df-llines 33802  df-lplanes 33803 This theorem is referenced by:  lplnnelln  33850
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