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Theorem brabga 5534
Description: The law of concretion for a binary relation. (Contributed by Mario Carneiro, 19-Dec-2013.)
Hypotheses
Ref Expression
opelopabga.1 ((𝑥 = 𝐴𝑦 = 𝐵) → (𝜑𝜓))
brabga.2 𝑅 = {⟨𝑥, 𝑦⟩ ∣ 𝜑}
Assertion
Ref Expression
brabga ((𝐴𝑉𝐵𝑊) → (𝐴𝑅𝐵𝜓))
Distinct variable groups:   𝑥,𝑦,𝐴   𝑥,𝐵,𝑦   𝜓,𝑥,𝑦
Allowed substitution hints:   𝜑(𝑥,𝑦)   𝑅(𝑥,𝑦)   𝑉(𝑥,𝑦)   𝑊(𝑥,𝑦)

Proof of Theorem brabga
StepHypRef Expression
1 df-br 5149 . . 3 (𝐴𝑅𝐵 ↔ ⟨𝐴, 𝐵⟩ ∈ 𝑅)
2 brabga.2 . . . 4 𝑅 = {⟨𝑥, 𝑦⟩ ∣ 𝜑}
32eleq2i 2826 . . 3 (⟨𝐴, 𝐵⟩ ∈ 𝑅 ↔ ⟨𝐴, 𝐵⟩ ∈ {⟨𝑥, 𝑦⟩ ∣ 𝜑})
41, 3bitri 275 . 2 (𝐴𝑅𝐵 ↔ ⟨𝐴, 𝐵⟩ ∈ {⟨𝑥, 𝑦⟩ ∣ 𝜑})
5 opelopabga.1 . . 3 ((𝑥 = 𝐴𝑦 = 𝐵) → (𝜑𝜓))
65opelopabga 5533 . 2 ((𝐴𝑉𝐵𝑊) → (⟨𝐴, 𝐵⟩ ∈ {⟨𝑥, 𝑦⟩ ∣ 𝜑} ↔ 𝜓))
74, 6bitrid 283 1 ((𝐴𝑉𝐵𝑊) → (𝐴𝑅𝐵𝜓))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wb 205  wa 397   = wceq 1542  wcel 2107  cop 4634   class class class wbr 5148  {copab 5210
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1798  ax-4 1812  ax-5 1914  ax-6 1972  ax-7 2012  ax-8 2109  ax-9 2117  ax-ext 2704  ax-sep 5299  ax-nul 5306  ax-pr 5427
This theorem depends on definitions:  df-bi 206  df-an 398  df-or 847  df-3an 1090  df-tru 1545  df-fal 1555  df-ex 1783  df-sb 2069  df-clab 2711  df-cleq 2725  df-clel 2811  df-rab 3434  df-v 3477  df-dif 3951  df-un 3953  df-in 3955  df-ss 3965  df-nul 4323  df-if 4529  df-sn 4629  df-pr 4631  df-op 4635  df-br 5149  df-opab 5211
This theorem is referenced by:  braba  5537  brabg  5539  epelg  5581  brcog  5865  fmptco  7124  ofrfvalg  7675  isfsupp  9362  wemaplem1  9538  oemapval  9675  wemapwe  9689  fpwwe2lem2  10624  fpwwelem  10637  clim  15435  rlim  15436  vdwmc  16908  isstruct2  17079  brssc  17758  isfunc  17811  isfull  17858  isfth  17862  ipole  18484  eqgval  19052  frgpuplem  19635  dvdsr  20169  islindf  21359  ulmval  25884  hpgbr  28001  isausgr  28414  issubgr  28518  isrgr  28806  isrusgr  28808  istrlson  28954  upgrwlkdvspth  28986  ispthson  28989  isspthson  28990  erclwwlkeq  29261  erclwwlkneq  29310  hlimi  30429  isinftm  32315  brfldext  32715  brfinext  32721  metidv  32861  ismntoplly  32994  brae  33228  braew  33229  brfae  33235  satfbrsuc  34346  prv  34408  bj-epelg  35938  bj-ideqgALT  36028  bj-idreseq  36032  bj-idreseqb  36033  bj-ideqg1ALT  36035  brcoss  37290  brcoels  37294  brdmqss  37505  climf  44325  climf2  44369  nelbr  45969  isomgr  46478  iscllaw  46586  iscomlaw  46587  isasslaw  46589  islininds  47081  lindepsnlininds  47087
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