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Theorem 1ex 8269
Description: 1 is a set. Common special case. (Contributed by David A. Wheeler, 7-Jul-2016.)
Assertion
Ref Expression
1ex 1 ∈ V

Proof of Theorem 1ex
StepHypRef Expression
1 ax-1cn 8220 . 2 1 ∈ ℂ
21elexi 2826 1 1 ∈ V
Colors of variables: wff set class
Syntax hints:  wcel 2203  Vcvv 2813  cc 8125  1c1 8128
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-5 1496  ax-gen 1498  ax-ie1 1542  ax-ie2 1543  ax-8 1553  ax-4 1559  ax-17 1575  ax-i9 1579  ax-ial 1583  ax-ext 2214  ax-1cn 8220
This theorem depends on definitions:  df-bi 117  df-sb 1812  df-clab 2219  df-cleq 2225  df-clel 2228  df-v 2815
This theorem is referenced by:  nn1suc  9256  nn0ind-raph  9695  fzprval  10416  fztpval  10417  m1expcl2  10923  1exp  10930  facnn  11089  fac0  11090  prhash2ex  11174  prodf1f  12229  fprodntrivap  12270  prod1dc  12272  fprodssdc  12276  ege2le3  12357  1nprm  12811  pcmpt  13041  ballotfilem2  13142  dvexp  15576  dvef  15592  lgsdir2lem3  15903  2wlklem  16371  konigsberglem4  16486  konigsberglem5  16487  2o01f  16768  iswomni0  16836
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