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Theorem ffvelcdmi 5836
Description: A function's value belongs to its codomain. (Contributed by NM, 6-Apr-2005.)
Hypothesis
Ref Expression
ffvelcdmi.1 𝐹:𝐴𝐵
Assertion
Ref Expression
ffvelcdmi (𝐶𝐴 → (𝐹𝐶) ∈ 𝐵)

Proof of Theorem ffvelcdmi
StepHypRef Expression
1 ffvelcdmi.1 . 2 𝐹:𝐴𝐵
2 ffvelcdm 5835 . 2 ((𝐹:𝐴𝐵𝐶𝐴) → (𝐹𝐶) ∈ 𝐵)
31, 2mpan 428 1 (𝐶𝐴 → (𝐹𝐶) ∈ 𝐵)
Colors of variables: wff set class
Syntax hints:  wi 4  wcel 2209  wf 5371  cfv 5375
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-io 721  ax-5 1500  ax-7 1501  ax-gen 1502  ax-ie1 1546  ax-ie2 1547  ax-8 1557  ax-10 1558  ax-11 1559  ax-i12 1560  ax-bndl 1562  ax-4 1563  ax-17 1579  ax-i9 1583  ax-ial 1587  ax-i5r 1588  ax-14 2212  ax-ext 2220  ax-sep 4247  ax-pow 4309  ax-pr 4344
This theorem depends on definitions:  df-bi 117  df-3an 1011  df-tru 1405  df-nf 1514  df-sb 1816  df-eu 2089  df-mo 2090  df-clab 2225  df-cleq 2231  df-clel 2234  df-nfc 2381  df-ral 2533  df-rex 2534  df-v 2823  df-sbc 3052  df-un 3224  df-in 3226  df-ss 3233  df-pw 3690  df-sn 3714  df-pr 3715  df-op 3717  df-uni 3934  df-br 4129  df-opab 4191  df-id 4436  df-xp 4778  df-rel 4779  df-cnv 4780  df-co 4781  df-dm 4782  df-rn 4783  df-iota 5335  df-fun 5377  df-fn 5378  df-f 5379  df-fv 5383
This theorem is referenced by:  omgadd  11225  cjcl  11596  climmpt  12049  cn1lem  12063  climcn1lem  12068  fsumrelem  12221  efcl  12414  sincl  12456  coscl  12457  algcvg  12809  algcvgb  12811  algcvga  12812  algfx  12813  eucalgcvga  12819  eucalg  12820  sqpweven  12936  2sqpwodd  12937  ennnfonelemnn0  13296  relogcl  15946  konigsberglem5  16716  nninfomnilem  17035
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