Users' Mathboxes Mathbox for Norm Megill < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >   Mathboxes  >  cdleme43aN Structured version   Visualization version   GIF version

Theorem cdleme43aN 36502
Description: Part of proof of Lemma E in [Crawley] p. 113. TODO: FIX COMMENT p. 115 penultimate line: g(f(r)) = (p v q) ^ (g(s) v v1). (Contributed by NM, 20-Mar-2013.) (New usage is discouraged.)
Hypotheses
Ref Expression
cdleme43.b 𝐵 = (Base‘𝐾)
cdleme43.l = (le‘𝐾)
cdleme43.j = (join‘𝐾)
cdleme43.m = (meet‘𝐾)
cdleme43.a 𝐴 = (Atoms‘𝐾)
cdleme43.h 𝐻 = (LHyp‘𝐾)
cdleme43.u 𝑈 = ((𝑃 𝑄) 𝑊)
cdleme43.x 𝑋 = ((𝑄 𝑃) 𝑊)
cdleme43.c 𝐶 = ((𝑆 𝑈) (𝑄 ((𝑃 𝑆) 𝑊)))
cdleme43.f 𝑍 = ((𝑃 𝑄) (𝐶 ((𝑅 𝑆) 𝑊)))
cdleme43.d 𝐷 = ((𝑆 𝑋) (𝑃 ((𝑄 𝑆) 𝑊)))
cdleme43.g 𝐺 = ((𝑄 𝑃) (𝐷 ((𝑍 𝑆) 𝑊)))
cdleme43.e 𝐸 = ((𝐷 𝑈) (𝑄 ((𝑃 𝐷) 𝑊)))
cdleme43.v 𝑉 = ((𝑍 𝑆) 𝑊)
cdleme43.y 𝑌 = ((𝑅 𝐷) 𝑊)
Assertion
Ref Expression
cdleme43aN ((𝐾 ∈ HL ∧ 𝑃𝐴𝑄𝐴) → 𝐺 = ((𝑃 𝑄) (𝐷 𝑉)))

Proof of Theorem cdleme43aN
StepHypRef Expression
1 cdleme43.j . . . 4 = (join‘𝐾)
2 cdleme43.a . . . 4 𝐴 = (Atoms‘𝐾)
31, 2hlatjcom 35381 . . 3 ((𝐾 ∈ HL ∧ 𝑃𝐴𝑄𝐴) → (𝑃 𝑄) = (𝑄 𝑃))
4 cdleme43.v . . . . 5 𝑉 = ((𝑍 𝑆) 𝑊)
54oveq2i 6887 . . . 4 (𝐷 𝑉) = (𝐷 ((𝑍 𝑆) 𝑊))
65a1i 11 . . 3 ((𝐾 ∈ HL ∧ 𝑃𝐴𝑄𝐴) → (𝐷 𝑉) = (𝐷 ((𝑍 𝑆) 𝑊)))
73, 6oveq12d 6894 . 2 ((𝐾 ∈ HL ∧ 𝑃𝐴𝑄𝐴) → ((𝑃 𝑄) (𝐷 𝑉)) = ((𝑄 𝑃) (𝐷 ((𝑍 𝑆) 𝑊))))
8 cdleme43.g . 2 𝐺 = ((𝑄 𝑃) (𝐷 ((𝑍 𝑆) 𝑊)))
97, 8syl6reqr 2850 1 ((𝐾 ∈ HL ∧ 𝑃𝐴𝑄𝐴) → 𝐺 = ((𝑃 𝑄) (𝐷 𝑉)))
Colors of variables: wff setvar class
Syntax hints:  wi 4  w3a 1108   = wceq 1653  wcel 2157  cfv 6099  (class class class)co 6876  Basecbs 16181  lecple 16271  joincjn 17256  meetcmee 17257  Atomscatm 35276  HLchlt 35363  LHypclh 35997
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1891  ax-4 1905  ax-5 2006  ax-6 2072  ax-7 2107  ax-8 2159  ax-9 2166  ax-10 2185  ax-11 2200  ax-12 2213  ax-13 2354  ax-ext 2775  ax-rep 4962  ax-sep 4973  ax-nul 4981  ax-pow 5033  ax-pr 5095  ax-un 7181
This theorem depends on definitions:  df-bi 199  df-an 386  df-or 875  df-3an 1110  df-tru 1657  df-ex 1876  df-nf 1880  df-sb 2065  df-mo 2590  df-eu 2607  df-clab 2784  df-cleq 2790  df-clel 2793  df-nfc 2928  df-ne 2970  df-ral 3092  df-rex 3093  df-reu 3094  df-rab 3096  df-v 3385  df-sbc 3632  df-csb 3727  df-dif 3770  df-un 3772  df-in 3774  df-ss 3781  df-nul 4114  df-if 4276  df-pw 4349  df-sn 4367  df-pr 4369  df-op 4373  df-uni 4627  df-iun 4710  df-br 4842  df-opab 4904  df-mpt 4921  df-id 5218  df-xp 5316  df-rel 5317  df-cnv 5318  df-co 5319  df-dm 5320  df-rn 5321  df-res 5322  df-ima 5323  df-iota 6062  df-fun 6101  df-fn 6102  df-f 6103  df-f1 6104  df-fo 6105  df-f1o 6106  df-fv 6107  df-riota 6837  df-ov 6879  df-oprab 6880  df-lub 17286  df-join 17288  df-lat 17358  df-ats 35280  df-atl 35311  df-cvlat 35335  df-hlat 35364
This theorem is referenced by: (None)
  Copyright terms: Public domain W3C validator