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Theorem 1ex 8311
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 8262 . 2 1 ∈ ℂ
21elexi 2834 1 1 ∈ V
Colors of variables: wff set class
Syntax hints:  wcel 2209  Vcvv 2821  cc 8167  1c1 8170
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 1500  ax-gen 1502  ax-ie1 1546  ax-ie2 1547  ax-8 1557  ax-4 1563  ax-17 1579  ax-i9 1583  ax-ial 1587  ax-ext 2220  ax-1cn 8262
This theorem depends on definitions:  df-bi 117  df-sb 1816  df-clab 2225  df-cleq 2231  df-clel 2234  df-v 2823
This theorem is referenced by:  nn1suc  9302  nn0ind-raph  9742  fzprval  10467  fztpval  10468  m1expcl2  10976  1exp  10983  facnn  11143  fac0  11144  prhash2ex  11228  prodf1f  12288  fprodntrivap  12329  prod1dc  12331  fprodssdc  12335  ege2le3  12416  1nprm  12870  pcmpt  13100  ballotfilem2  13206  dvexp  15735  dvef  15751  lgsdir2lem3  16063  2wlklem  16531  konigsberglem4  16646  konigsberglem5  16647  2o01f  16938  iswomni0  17006
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