MPE Home Metamath Proof Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >  0dom Structured version   Visualization version   GIF version

Theorem 0dom 9033
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 9030 . 2 (𝐴 ∈ V → ∅ ≼ 𝐴)
31, 2ax-mp 5 1 ∅ ≼ 𝐴
Colors of variables: wff setvar class
Syntax hints:  wcel 2113  Vcvv 3438  c0 4283   class class class wbr 5096  cdom 8879
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1796  ax-4 1810  ax-5 1911  ax-6 1968  ax-7 2009  ax-8 2115  ax-9 2123  ax-ext 2706  ax-sep 5239  ax-nul 5249  ax-pr 5375
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3an 1088  df-tru 1544  df-fal 1554  df-ex 1781  df-sb 2068  df-mo 2537  df-clab 2713  df-cleq 2726  df-clel 2809  df-ral 3050  df-rex 3059  df-rab 3398  df-v 3440  df-dif 3902  df-un 3904  df-ss 3916  df-nul 4284  df-if 4478  df-sn 4579  df-pr 4581  df-op 4585  df-br 5097  df-opab 5159  df-id 5517  df-xp 5628  df-rel 5629  df-cnv 5630  df-co 5631  df-dm 5632  df-rn 5633  df-fun 6492  df-fn 6493  df-f 6494  df-f1 6495  df-dom 8883
This theorem is referenced by:  domunsn  9053  mapdom1  9068  mapdom2  9074  fodomfi  9210  fodomfiOLD  9228  marypha1lem  9334  card2inf  9458  iunfictbso  10022  konigthlem  10477  cctop  22948  ovol0  25448  fvconstdomi  49079
  Copyright terms: Public domain W3C validator