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Theorem rnfvprc 6876
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 6874 . . . 4 𝑋 ∈ V → (𝐹𝑋) = ∅)
31, 2eqtrid 2809 . . 3 𝑋 ∈ V → 𝑌 = ∅)
43rneqd 5926 . 2 𝑋 ∈ V → ran 𝑌 = ran ∅)
5 rn0 5914 . 2 ran ∅ = ∅
64, 5eqtrdi 2813 1 𝑋 ∈ V → ran 𝑌 = ∅)
Colors of variables:    wff setvar class
This proof depends on syntax axioms:  ¬ wn 3  wi 4   = wceq 1570  wcel 2145  Vcvv 3453  c0 4282  ran crn 5660  cfv 6537
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 2147  ax-9 2155  ax-ext 2734  ax-sep 5255  ax-nul 5267  ax-pr 5402
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 2566  df-eu 2596  df-clab 2741  df-cleq 2754  df-clel 2837  df-ne 2958  df-rab 3415  df-v 3455  df-dif 3905  df-un 3907  df-in 3909  df-ss 3919  df-nul 4283  df-if 4486  df-sn 4588  df-pr 4590  df-op 4594  df-uni 4871  df-br 5108  df-opab 5172  df-cnv 5667  df-dm 5669  df-rn 5670  df-iota 6493  df-fv 6545
This theorem is used by:  pmtrfrn  19591  mrsubrn  36100  mrsub0  36103  mrsubf  36104  mrsubccat  36105  mrsubcn  36106  mrsubco  36108  mrsubvrs  36109  elmsubrn  36115  msubrn  36116  msubf  36119
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