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Theorem rnfvprc 6882
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 6880 . . . 4 𝑋 ∈ V → (𝐹𝑋) = ∅)
31, 2eqtrid 2813 . . 3 𝑋 ∈ V → 𝑌 = ∅)
43rneqd 5933 . 2 𝑋 ∈ V → ran 𝑌 = ran ∅)
5 rn0 5921 . 2 ran ∅ = ∅
64, 5eqtrdi 2817 1 𝑋 ∈ V → ran 𝑌 = ∅)
Colors of variables:    wff setvar class
This proof depends on syntax axioms:  ¬ wn 3  wi 4   = wceq 1570  wcel 2146  Vcvv 3458  c0 4289  ran crn 5667  cfv 6543
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1828  ax-4 1842  ax-5 1943  ax-6 2000  ax-7 2041  ax-8 2148  ax-9 2156  ax-ext 2738  ax-sep 5262  ax-nul 5274  ax-pr 5409
This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1813  df-sb 2100  df-mo 2570  df-eu 2600  df-clab 2745  df-cleq 2758  df-clel 2841  df-ne 2962  df-rab 3420  df-v 3460  df-dif 3911  df-un 3913  df-in 3915  df-ss 3925  df-nul 4290  df-if 4493  df-sn 4595  df-pr 4597  df-op 4601  df-uni 4878  df-br 5115  df-opab 5179  df-cnv 5674  df-dm 5676  df-rn 5677  df-iota 6499  df-fv 6551
This theorem is used by:  pmtrfrn  19559  mrsubrn  36026  mrsub0  36029  mrsubf  36030  mrsubccat  36031  mrsubcn  36032  mrsubco  36034  mrsubvrs  36035  elmsubrn  36041  msubrn  36042  msubf  36045
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