Theorem funopfv 6872

Description: The second element in an ordered pair member of a function is the function's value. (Contributed by NM, 19-Jul-1996.)

Assertion

Ref	Expression
funopfv	⊢ (Fun 𝐹 → (⟨𝐴, 𝐵⟩ ∈ 𝐹 → (𝐹‘𝐴) = 𝐵))

Proof of Theorem funopfv

Step	Hyp	Ref	Expression
1		df-br 5093	. 2 ⊢ (𝐴𝐹𝐵 ↔ ⟨𝐴, 𝐵⟩ ∈ 𝐹)
2		funbrfv 6871	. 2 ⊢ (Fun 𝐹 → (𝐴𝐹𝐵 → (𝐹‘𝐴) = 𝐵))
3	1, 2	biimtrrid 243	1 ⊢ (Fun 𝐹 → (⟨𝐴, 𝐵⟩ ∈ 𝐹 → (𝐹‘𝐴) = 𝐵))

Syntax hints:   → wi 4   = wceq 1540   ∈ wcel 2109  ⟨cop 4583   class class class wbr 5092  Fun wfun 6476  ‘cfv 6482

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 2008  ax-8 2111  ax-9 2119  ax-10 2142  ax-12 2178  ax-ext 2701  ax-sep 5235  ax-nul 5245  ax-pr 5371

This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3an 1088  df-tru 1543  df-fal 1553  df-ex 1780  df-nf 1784  df-sb 2066  df-mo 2533  df-eu 2562  df-clab 2708  df-cleq 2721  df-clel 2803  df-ral 3045  df-rex 3054  df-rab 3395  df-v 3438  df-dif 3906  df-un 3908  df-ss 3920  df-nul 4285  df-if 4477  df-sn 4578  df-pr 4580  df-op 4584  df-uni 4859  df-br 5093  df-opab 5155  df-id 5514  df-xp 5625  df-rel 5626  df-cnv 5627  df-co 5628  df-dm 5629  df-iota 6438  df-fun 6484  df-fv 6490

This theorem is referenced by:  fvopab3ig  6926  fvsng  7116  fveqf1o  7239  ovidig  7491  ovigg  7494  funfv1st2nd  7981  funelss  7982  f1o2ndf1  8055  fundmen  8956  dif1en  9075  uzrdg0i  13866  uzrdgsuci  13867  strfvd  17111  strfv2d  17112  imasaddvallem  17433  imasvscafn  17441  noseqrdg0  28206  noseqrdgsuc  28207  adjeq  31879  bnj1379  34797  bnj97  34833  bnj553  34865  bnj966  34911  bnj1442  35016  satfv0fvfmla0  35390  satfv1fvfmla1  35400  nregmodellem  44994