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Theorem lplnn0N 36685
Description: A lattice plane is nonzero. (Contributed by NM, 15-Jul-2012.) (New usage is discouraged.)
Hypotheses
Ref Expression
lplnn0.z 0 = (0.‘𝐾)
lplnn0.p 𝑃 = (LPlanes‘𝐾)
Assertion
Ref Expression
lplnn0N ((𝐾 ∈ HL ∧ 𝑋𝑃) → 𝑋0 )

Proof of Theorem lplnn0N
Dummy variable 𝑝 is distinct from all other variables.
StepHypRef Expression
1 eqid 2823 . . . . 5 (Atoms‘𝐾) = (Atoms‘𝐾)
21atex 36544 . . . 4 (𝐾 ∈ HL → (Atoms‘𝐾) ≠ ∅)
3 n0 4312 . . . 4 ((Atoms‘𝐾) ≠ ∅ ↔ ∃𝑝 𝑝 ∈ (Atoms‘𝐾))
42, 3sylib 220 . . 3 (𝐾 ∈ HL → ∃𝑝 𝑝 ∈ (Atoms‘𝐾))
54adantr 483 . 2 ((𝐾 ∈ HL ∧ 𝑋𝑃) → ∃𝑝 𝑝 ∈ (Atoms‘𝐾))
6 eqid 2823 . . . . 5 (le‘𝐾) = (le‘𝐾)
7 lplnn0.p . . . . 5 𝑃 = (LPlanes‘𝐾)
86, 1, 7lplnnleat 36680 . . . 4 ((𝐾 ∈ HL ∧ 𝑋𝑃𝑝 ∈ (Atoms‘𝐾)) → ¬ 𝑋(le‘𝐾)𝑝)
983expa 1114 . . 3 (((𝐾 ∈ HL ∧ 𝑋𝑃) ∧ 𝑝 ∈ (Atoms‘𝐾)) → ¬ 𝑋(le‘𝐾)𝑝)
10 hlop 36500 . . . . . . 7 (𝐾 ∈ HL → 𝐾 ∈ OP)
1110ad2antrr 724 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑋𝑃) ∧ 𝑝 ∈ (Atoms‘𝐾)) → 𝐾 ∈ OP)
12 eqid 2823 . . . . . . . 8 (Base‘𝐾) = (Base‘𝐾)
1312, 1atbase 36427 . . . . . . 7 (𝑝 ∈ (Atoms‘𝐾) → 𝑝 ∈ (Base‘𝐾))
1413adantl 484 . . . . . 6 (((𝐾 ∈ HL ∧ 𝑋𝑃) ∧ 𝑝 ∈ (Atoms‘𝐾)) → 𝑝 ∈ (Base‘𝐾))
15 lplnn0.z . . . . . . 7 0 = (0.‘𝐾)
1612, 6, 15op0le 36324 . . . . . 6 ((𝐾 ∈ OP ∧ 𝑝 ∈ (Base‘𝐾)) → 0 (le‘𝐾)𝑝)
1711, 14, 16syl2anc 586 . . . . 5 (((𝐾 ∈ HL ∧ 𝑋𝑃) ∧ 𝑝 ∈ (Atoms‘𝐾)) → 0 (le‘𝐾)𝑝)
18 breq1 5071 . . . . 5 (𝑋 = 0 → (𝑋(le‘𝐾)𝑝0 (le‘𝐾)𝑝))
1917, 18syl5ibrcom 249 . . . 4 (((𝐾 ∈ HL ∧ 𝑋𝑃) ∧ 𝑝 ∈ (Atoms‘𝐾)) → (𝑋 = 0𝑋(le‘𝐾)𝑝))
2019necon3bd 3032 . . 3 (((𝐾 ∈ HL ∧ 𝑋𝑃) ∧ 𝑝 ∈ (Atoms‘𝐾)) → (¬ 𝑋(le‘𝐾)𝑝𝑋0 ))
219, 20mpd 15 . 2 (((𝐾 ∈ HL ∧ 𝑋𝑃) ∧ 𝑝 ∈ (Atoms‘𝐾)) → 𝑋0 )
225, 21exlimddv 1936 1 ((𝐾 ∈ HL ∧ 𝑋𝑃) → 𝑋0 )
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wi 4  wa 398   = wceq 1537  wex 1780  wcel 2114  wne 3018  c0 4293   class class class wbr 5068  cfv 6357  Basecbs 16485  lecple 16574  0.cp0 17649  OPcops 36310  Atomscatm 36401  HLchlt 36488  LPlanesclpl 36630
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 1911  ax-6 1970  ax-7 2015  ax-8 2116  ax-9 2124  ax-10 2145  ax-11 2161  ax-12 2177  ax-ext 2795  ax-rep 5192  ax-sep 5205  ax-nul 5212  ax-pow 5268  ax-pr 5332  ax-un 7463
This theorem depends on definitions:  df-bi 209  df-an 399  df-or 844  df-3an 1085  df-tru 1540  df-ex 1781  df-nf 1785  df-sb 2070  df-mo 2622  df-eu 2654  df-clab 2802  df-cleq 2816  df-clel 2895  df-nfc 2965  df-ne 3019  df-ral 3145  df-rex 3146  df-reu 3147  df-rab 3149  df-v 3498  df-sbc 3775  df-csb 3886  df-dif 3941  df-un 3943  df-in 3945  df-ss 3954  df-nul 4294  df-if 4470  df-pw 4543  df-sn 4570  df-pr 4572  df-op 4576  df-uni 4841  df-iun 4923  df-br 5069  df-opab 5131  df-mpt 5149  df-id 5462  df-xp 5563  df-rel 5564  df-cnv 5565  df-co 5566  df-dm 5567  df-rn 5568  df-res 5569  df-ima 5570  df-iota 6316  df-fun 6359  df-fn 6360  df-f 6361  df-f1 6362  df-fo 6363  df-f1o 6364  df-fv 6365  df-riota 7116  df-ov 7161  df-oprab 7162  df-proset 17540  df-poset 17558  df-plt 17570  df-lub 17586  df-glb 17587  df-join 17588  df-meet 17589  df-p0 17651  df-p1 17652  df-lat 17658  df-clat 17720  df-oposet 36314  df-ol 36316  df-oml 36317  df-covers 36404  df-ats 36405  df-atl 36436  df-cvlat 36460  df-hlat 36489  df-llines 36636  df-lplanes 36637
This theorem is referenced by: (None)
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