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Theorem brrange 35377
Description: Binary relation form of the range function. (Contributed by Scott Fenton, 11-Apr-2014.) (Revised by Mario Carneiro, 19-Apr-2014.)
Hypotheses
Ref Expression
brdomain.1 𝐴 ∈ V
brdomain.2 𝐵 ∈ V
Assertion
Ref Expression
brrange (𝐴Range𝐵𝐵 = ran 𝐴)

Proof of Theorem brrange
StepHypRef Expression
1 brdomain.1 . . 3 𝐴 ∈ V
2 brdomain.2 . . 3 𝐵 ∈ V
31, 2brimage 35369 . 2 (𝐴Image(2nd ↾ (V × V))𝐵𝐵 = ((2nd ↾ (V × V)) “ 𝐴))
4 df-range 35311 . . 3 Range = Image(2nd ↾ (V × V))
54breqi 5154 . 2 (𝐴Range𝐵𝐴Image(2nd ↾ (V × V))𝐵)
6 dfrn5 35216 . . 3 ran 𝐴 = ((2nd ↾ (V × V)) “ 𝐴)
76eqeq2i 2744 . 2 (𝐵 = ran 𝐴𝐵 = ((2nd ↾ (V × V)) “ 𝐴))
83, 5, 73bitr4i 303 1 (𝐴Range𝐵𝐵 = ran 𝐴)
Colors of variables: wff setvar class
Syntax hints:  wb 205   = wceq 1540  wcel 2105  Vcvv 3473   class class class wbr 5148   × cxp 5674  ran crn 5677  cres 5678  cima 5679  2nd c2nd 7978  Imagecimage 35283  Rangecrange 35287
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1796  ax-4 1810  ax-5 1912  ax-6 1970  ax-7 2010  ax-8 2107  ax-9 2115  ax-10 2136  ax-11 2153  ax-12 2170  ax-ext 2702  ax-sep 5299  ax-nul 5306  ax-pr 5427  ax-un 7729
This theorem depends on definitions:  df-bi 206  df-an 396  df-or 845  df-3an 1088  df-tru 1543  df-fal 1553  df-ex 1781  df-nf 1785  df-sb 2067  df-mo 2533  df-eu 2562  df-clab 2709  df-cleq 2723  df-clel 2809  df-nfc 2884  df-ne 2940  df-ral 3061  df-rex 3070  df-rab 3432  df-v 3475  df-dif 3951  df-un 3953  df-in 3955  df-ss 3965  df-symdif 4242  df-nul 4323  df-if 4529  df-sn 4629  df-pr 4631  df-op 4635  df-uni 4909  df-br 5149  df-opab 5211  df-mpt 5232  df-id 5574  df-eprel 5580  df-xp 5682  df-rel 5683  df-cnv 5684  df-co 5685  df-dm 5686  df-rn 5687  df-res 5688  df-ima 5689  df-iota 6495  df-fun 6545  df-fn 6546  df-f 6547  df-fo 6549  df-fv 6551  df-1st 7979  df-2nd 7980  df-txp 35297  df-image 35307  df-range 35311
This theorem is referenced by:  brrangeg  35379  brrestrict  35392
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