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Theorem rnfvprc 6828
Description: The range of a function value at a proper class is empty. (Contributed by AV, 20-Aug-2022.)
Hypothesis
Ref Expression
rnfvprc.y 𝑌 = (𝐹𝑋)
Assertion
Ref Expression
rnfvprc 𝑋 ∈ V → ran 𝑌 = ∅)

Proof of Theorem rnfvprc
StepHypRef Expression
1 rnfvprc.y . . . 4 𝑌 = (𝐹𝑋)
2 fvprc 6826 . . . 4 𝑋 ∈ V → (𝐹𝑋) = ∅)
31, 2eqtrid 2787 . . 3 𝑋 ∈ V → 𝑌 = ∅)
43rneqd 5887 . 2 𝑋 ∈ V → ran 𝑌 = ran ∅)
5 rn0 5875 . 2 ran ∅ = ∅
64, 5eqtrdi 2791 1 𝑋 ∈ V → ran 𝑌 = ∅)
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wi 4   = wceq 1547  wcel 2119  Vcvv 3432  c0 4268  ran crn 5626  cfv 6492
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1802  ax-4 1816  ax-5 1917  ax-6 1974  ax-7 2015  ax-8 2121  ax-9 2129  ax-ext 2712  ax-sep 5225  ax-nul 5235  ax-pr 5369
This theorem depends on definitions:  df-bi 208  df-an 397  df-or 854  df-3an 1094  df-tru 1550  df-fal 1560  df-ex 1787  df-sb 2074  df-mo 2543  df-eu 2573  df-clab 2719  df-cleq 2732  df-clel 2815  df-ne 2936  df-rab 3393  df-v 3434  df-dif 3893  df-un 3895  df-in 3897  df-ss 3907  df-nul 4269  df-if 4462  df-sn 4563  df-pr 4565  df-op 4569  df-uni 4846  df-br 5080  df-opab 5142  df-cnv 5633  df-dm 5635  df-rn 5636  df-iota 6448  df-fv 6500
This theorem is referenced by:  pmtrfrn  19431  mrsubrn  35748  mrsub0  35751  mrsubf  35752  mrsubccat  35753  mrsubcn  35754  mrsubco  35756  mrsubvrs  35757  elmsubrn  35763  msubrn  35764  msubf  35767
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