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Theorem omlol 39241
Description: An orthomodular lattice is an ortholattice. (Contributed by NM, 18-Sep-2011.)
Assertion
Ref Expression
omlol (𝐾 ∈ OML → 𝐾 ∈ OL)

Proof of Theorem omlol
Dummy variables 𝑥 𝑦 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 eqid 2737 . . 3 (Base‘𝐾) = (Base‘𝐾)
2 eqid 2737 . . 3 (le‘𝐾) = (le‘𝐾)
3 eqid 2737 . . 3 (join‘𝐾) = (join‘𝐾)
4 eqid 2737 . . 3 (meet‘𝐾) = (meet‘𝐾)
5 eqid 2737 . . 3 (oc‘𝐾) = (oc‘𝐾)
61, 2, 3, 4, 5isoml 39239 . 2 (𝐾 ∈ OML ↔ (𝐾 ∈ OL ∧ ∀𝑥 ∈ (Base‘𝐾)∀𝑦 ∈ (Base‘𝐾)(𝑥(le‘𝐾)𝑦𝑦 = (𝑥(join‘𝐾)(𝑦(meet‘𝐾)((oc‘𝐾)‘𝑥))))))
76simplbi 497 1 (𝐾 ∈ OML → 𝐾 ∈ OL)
Colors of variables: wff setvar class
Syntax hints:  wi 4   = wceq 1540  wcel 2108  wral 3061   class class class wbr 5143  cfv 6561  (class class class)co 7431  Basecbs 17247  lecple 17304  occoc 17305  joincjn 18357  meetcmee 18358  OLcol 39175  OMLcoml 39176
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1795  ax-4 1809  ax-5 1910  ax-6 1967  ax-7 2007  ax-8 2110  ax-9 2118  ax-ext 2708
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 849  df-3an 1089  df-tru 1543  df-fal 1553  df-ex 1780  df-sb 2065  df-clab 2715  df-cleq 2729  df-clel 2816  df-ral 3062  df-rab 3437  df-v 3482  df-dif 3954  df-un 3956  df-ss 3968  df-nul 4334  df-if 4526  df-sn 4627  df-pr 4629  df-op 4633  df-uni 4908  df-br 5144  df-iota 6514  df-fv 6569  df-ov 7434  df-oml 39180
This theorem is referenced by:  omlop  39242  omllat  39243  omllaw3  39246  omllaw4  39247  cmtcomlemN  39249  cmtbr2N  39254  cmtbr3N  39255  omlfh1N  39259  omlfh3N  39260  omlspjN  39262  hlol  39362
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