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Theorem cdleme0gN 40687
Description: Part of proof of Lemma E in [Crawley] p. 113. (Contributed by NM, 14-Jun-2012.) (New usage is discouraged.)
Hypotheses
Ref Expression
cdleme0.l = (le‘𝐾)
cdleme0.j = (join‘𝐾)
cdleme0.m = (meet‘𝐾)
cdleme0.a 𝐴 = (Atoms‘𝐾)
cdleme0.h 𝐻 = (LHyp‘𝐾)
cdleme0.u 𝑈 = ((𝑃 𝑄) 𝑊)
cdleme0c.3 𝑉 = ((𝑃 𝑅) 𝑊)
Assertion
Ref Expression
cdleme0gN (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴𝑅𝐴) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) → 𝑉𝑄)

Proof of Theorem cdleme0gN
StepHypRef Expression
1 cdleme0.l . 2 = (le‘𝐾)
2 cdleme0.j . 2 = (join‘𝐾)
3 cdleme0.m . 2 = (meet‘𝐾)
4 cdleme0.a . 2 𝐴 = (Atoms‘𝐾)
5 cdleme0.h . 2 𝐻 = (LHyp‘𝐾)
6 cdleme0c.3 . 2 𝑉 = ((𝑃 𝑅) 𝑊)
71, 2, 3, 4, 5, 6cdleme0c 40681 1 (((𝐾 ∈ HL ∧ 𝑊𝐻) ∧ (𝑃𝐴𝑅𝐴) ∧ (𝑄𝐴 ∧ ¬ 𝑄 𝑊)) → 𝑉𝑄)
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wi 4  wa 395  w3a 1087   = wceq 1542  wcel 2114  wne 2933   class class class wbr 5086  cfv 6496  (class class class)co 7364  lecple 17224  joincjn 18274  meetcmee 18275  Atomscatm 39731  HLchlt 39818  LHypclh 40452
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1912  ax-6 1969  ax-7 2010  ax-8 2116  ax-9 2124  ax-10 2147  ax-11 2163  ax-12 2185  ax-ext 2709  ax-rep 5213  ax-sep 5232  ax-nul 5242  ax-pow 5306  ax-pr 5374  ax-un 7686
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 849  df-3an 1089  df-tru 1545  df-fal 1555  df-ex 1782  df-nf 1786  df-sb 2069  df-mo 2540  df-eu 2570  df-clab 2716  df-cleq 2729  df-clel 2812  df-nfc 2886  df-ne 2934  df-ral 3053  df-rex 3063  df-rmo 3343  df-reu 3344  df-rab 3391  df-v 3432  df-sbc 3730  df-csb 3839  df-dif 3893  df-un 3895  df-in 3897  df-ss 3907  df-nul 4275  df-if 4468  df-pw 4544  df-sn 4569  df-pr 4571  df-op 4575  df-uni 4852  df-iun 4936  df-br 5087  df-opab 5149  df-mpt 5168  df-id 5523  df-xp 5634  df-rel 5635  df-cnv 5636  df-co 5637  df-dm 5638  df-rn 5639  df-res 5640  df-ima 5641  df-iota 6452  df-fun 6498  df-fn 6499  df-f 6500  df-f1 6501  df-fo 6502  df-f1o 6503  df-fv 6504  df-riota 7321  df-ov 7367  df-oprab 7368  df-lub 18307  df-glb 18308  df-join 18309  df-meet 18310  df-lat 18395  df-ats 39735  df-atl 39766  df-cvlat 39790  df-hlat 39819  df-lhyp 40456
This theorem is referenced by: (None)
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