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Theorem breqan12rd 4410
 Description: Equality deduction for a binary relation. (Contributed by NM, 8-Feb-1996.)
Hypotheses
Ref Expression
breq1d.1
breqan12i.2
Assertion
Ref Expression
breqan12rd

Proof of Theorem breqan12rd
StepHypRef Expression
1 breq1d.1 . . 3
2 breqan12i.2 . . 3
31, 2breqan12d 4409 . 2
43ancoms 451 1
 Colors of variables: wff setvar class Syntax hints:   wi 4   wb 184   wa 367   wceq 1405   class class class wbr 4394 This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1639  ax-4 1652  ax-5 1725  ax-6 1771  ax-7 1814  ax-10 1861  ax-11 1866  ax-12 1878  ax-13 2026  ax-ext 2380 This theorem depends on definitions:  df-bi 185  df-or 368  df-an 369  df-3an 976  df-tru 1408  df-ex 1634  df-nf 1638  df-sb 1764  df-clab 2388  df-cleq 2394  df-clel 2397  df-nfc 2552  df-rab 2762  df-v 3060  df-dif 3416  df-un 3418  df-in 3420  df-ss 3427  df-nul 3738  df-if 3885  df-sn 3972  df-pr 3974  df-op 3978  df-br 4395 This theorem is referenced by:  f1oweALT  6767  ledivdiv  10473  xltnegi  11467  ramub1lem1  14751  dvferm1  22676  dvferm2  22678  dvivthlem1  22699  ulmdvlem3  23087  lgsquad  24011  areacirclem4  31461  areacirclem5  31462  iccpartgt  37675
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