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Theorem cmbri 29414
 Description: Binary relation expressing the commutes relation. Definition of commutes in [Kalmbach] p. 20. (Contributed by NM, 6-Aug-2004.) (New usage is discouraged.)
Hypotheses
Ref Expression
pjoml2.1 𝐴C
pjoml2.2 𝐵C
Assertion
Ref Expression
cmbri (𝐴 𝐶 𝐵𝐴 = ((𝐴𝐵) ∨ (𝐴 ∩ (⊥‘𝐵))))

Proof of Theorem cmbri
StepHypRef Expression
1 pjoml2.1 . 2 𝐴C
2 pjoml2.2 . 2 𝐵C
3 cmbr 29408 . 2 ((𝐴C𝐵C ) → (𝐴 𝐶 𝐵𝐴 = ((𝐴𝐵) ∨ (𝐴 ∩ (⊥‘𝐵)))))
41, 2, 3mp2an 691 1 (𝐴 𝐶 𝐵𝐴 = ((𝐴𝐵) ∨ (𝐴 ∩ (⊥‘𝐵))))
 Colors of variables: wff setvar class Syntax hints:   ↔ wb 209   = wceq 1538   ∈ wcel 2111   ∩ cin 3881   class class class wbr 5033  ‘cfv 6329  (class class class)co 7142   Cℋ cch 28753  ⊥cort 28754   ∨ℋ chj 28757   𝐶ℋ ccm 28760 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 1911  ax-6 1970  ax-7 2015  ax-8 2113  ax-9 2121  ax-10 2142  ax-11 2158  ax-12 2175  ax-ext 2770  ax-sep 5170  ax-nul 5177  ax-pr 5298 This theorem depends on definitions:  df-bi 210  df-an 400  df-or 845  df-3an 1086  df-tru 1541  df-ex 1782  df-nf 1786  df-sb 2070  df-mo 2598  df-eu 2629  df-clab 2777  df-cleq 2791  df-clel 2870  df-nfc 2938  df-rab 3115  df-v 3443  df-dif 3885  df-un 3887  df-in 3889  df-ss 3899  df-nul 4246  df-if 4428  df-sn 4528  df-pr 4530  df-op 4534  df-uni 4804  df-br 5034  df-opab 5096  df-iota 6288  df-fv 6337  df-ov 7145  df-cm 29407 This theorem is referenced by:  cmcmlem  29415  cmcm2i  29417  cmbr2i  29420  cmbr3i  29424  pjclem1  30019  pjci  30024
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