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Theorem 0dom 9039
Description: Any set dominates the empty set. (Contributed by NM, 26-Oct-2003.) (Revised by Mario Carneiro, 26-Apr-2015.)
Hypothesis
Ref Expression
0sdom.1 𝐴 ∈ V
Assertion
Ref Expression
0dom ∅ ≼ 𝐴

Proof of Theorem 0dom
StepHypRef Expression
1 0sdom.1 . 2 𝐴 ∈ V
2 0domg 9036 . 2 (𝐴 ∈ V → ∅ ≼ 𝐴)
31, 2ax-mp 5 1 ∅ ≼ 𝐴
Colors of variables: wff setvar class
Syntax hints:  wcel 2114  Vcvv 3430  c0 4274   class class class wbr 5086  cdom 8885
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1912  ax-6 1969  ax-7 2010  ax-8 2116  ax-9 2124  ax-ext 2709  ax-sep 5232  ax-nul 5242  ax-pr 5371
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 849  df-3an 1089  df-tru 1545  df-fal 1555  df-ex 1782  df-sb 2069  df-mo 2540  df-clab 2716  df-cleq 2729  df-clel 2812  df-ral 3053  df-rex 3063  df-rab 3391  df-v 3432  df-dif 3893  df-un 3895  df-in 3897  df-ss 3907  df-nul 4275  df-if 4468  df-sn 4569  df-pr 4571  df-op 4575  df-br 5087  df-opab 5149  df-id 5520  df-xp 5631  df-rel 5632  df-cnv 5633  df-co 5634  df-dm 5635  df-rn 5636  df-fun 6495  df-fn 6496  df-f 6497  df-f1 6498  df-dom 8889
This theorem is referenced by:  domunsn  9059  mapdom1  9074  mapdom2  9080  fodomfi  9216  fodomfiOLD  9234  marypha1lem  9340  card2inf  9464  iunfictbso  10030  konigthlem  10485  cctop  22984  ovol0  25473  fvconstdomi  49382
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