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Theorem 6cn 8802
Description: The number 6 is complex. (Contributed by David A. Wheeler, 8-Dec-2018.)
Assertion
Ref Expression
6cn  |-  6  e.  CC

Proof of Theorem 6cn
StepHypRef Expression
1 6re 8801 . 2  |-  6  e.  RR
21recni 7778 1  |-  6  e.  CC
Colors of variables: wff set class
Syntax hints:    e. wcel 1480   CCcc 7618   6c6 8775
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 105  ax-ia2 106  ax-ia3 107  ax-5 1423  ax-7 1424  ax-gen 1425  ax-ie1 1469  ax-ie2 1470  ax-8 1482  ax-11 1484  ax-4 1487  ax-17 1506  ax-i9 1510  ax-ial 1514  ax-i5r 1515  ax-ext 2121  ax-resscn 7712  ax-1re 7714  ax-addrcl 7717
This theorem depends on definitions:  df-bi 116  df-nf 1437  df-sb 1736  df-clab 2126  df-cleq 2132  df-clel 2135  df-in 3077  df-ss 3084  df-2 8779  df-3 8780  df-4 8781  df-5 8782  df-6 8783
This theorem is referenced by:  7m1e6  8844  6p2e8  8869  6p3e9  8870  halfpm6th  8940  6p4e10  9253  6t2e12  9285  6t3e18  9286  6t5e30  9288  5recm6rec  9325  efi4p  11424  ef01bndlem  11463  cos01bnd  11465  3lcm2e6woprm  11767  6lcm4e12  11768  sincos6thpi  12923  sincos3rdpi  12924  ex-exp  12939  ex-bc  12941  ex-gcd  12943
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