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Theorem ovprc2 7454
Description: The value of an operation when the second argument is a proper class. (Contributed by Mario Carneiro, 26-Apr-2015.)
Hypothesis
Ref Expression
ovprc1.1 Rel dom 𝐹
Assertion
Ref Expression
ovprc2 𝐵 ∈ V → (𝐴𝐹𝐵) = ∅)

Proof of Theorem ovprc2
StepHypRef Expression
1 simpr 490 . 2 ((𝐴 ∈ V ∧ 𝐵 ∈ V) → 𝐵 ∈ V)
2 ovprc1.1 . . 3 Rel dom 𝐹
32ovprc 7452 . 2 (¬ (𝐴 ∈ V ∧ 𝐵 ∈ V) → (𝐴𝐹𝐵) = ∅)
41, 3nsyl5 160 1 𝐵 ∈ V → (𝐴𝐹𝐵) = ∅)
Colors of variables:    wff setvar class
This proof depends on syntax axioms:  ¬ wn 3  wi 4  wa 401   = wceq 1570  wcel 2145  Vcvv 3450  c0 4279  dom cdm 5655  Rel wrel 5660  (class class class)co 7414
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 2732  ax-sep 5251  ax-nul 5263  ax-pr 5398
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 2564  df-eu 2594  df-clab 2739  df-cleq 2752  df-clel 2835  df-ne 2956  df-ral 3077  df-rex 3087  df-rab 3413  df-v 3452  df-dif 3902  df-un 3904  df-in 3906  df-ss 3916  df-nul 4280  df-if 4483  df-sn 4585  df-pr 4587  df-op 4591  df-uni 4868  df-br 5104  df-opab 5168  df-xp 5661  df-rel 5662  df-dm 5665  df-iota 6489  df-fv 6541  df-ov 7417
This theorem is used by:  elfvov2  7457  ressbasssg  17330  ressbasssOLD  17333  ress0  17336  wunress  17342  0rest  17515  firest  17518  subcmn  19965  dprdval0prc  20132  submomnd  20260  suborng  21043  zrhval  21721  dsmmval2  21950  psrbas  22150  psr1val  22412  vr1val  22418  ply1ascl  22485  evl1fval  22554  restbas  23384  resstopn  23412  deg1fval  26306  wwlksn  30306  bj-restsnid  37838  1aryenef  49576  2aryenef  49587  prcof1  50315
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