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Theorem 1ex 8217
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 8168 . 2 1 ∈ ℂ
21elexi 2816 1 1 ∈ V
Colors of variables: wff set class
Syntax hints:  wcel 2202  Vcvv 2803  cc 8073  1c1 8076
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 2213  ax-1cn 8168
This theorem depends on definitions:  df-bi 117  df-sb 1811  df-clab 2218  df-cleq 2224  df-clel 2227  df-v 2805
This theorem is referenced by:  nn1suc  9204  nn0ind-raph  9641  fzprval  10362  fztpval  10363  m1expcl2  10869  1exp  10876  facnn  11035  fac0  11036  prhash2ex  11119  prodf1f  12167  fprodntrivap  12208  prod1dc  12210  fprodssdc  12214  ege2le3  12295  1nprm  12749  pcmpt  12979  dvexp  15505  dvef  15521  lgsdir2lem3  15832  2wlklem  16300  konigsberglem4  16415  konigsberglem5  16416  2o01f  16697  iswomni0  16767
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