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Theorem 5cn 8473
Description: The number 5 is complex. (Contributed by David A. Wheeler, 8-Dec-2018.)
Assertion
Ref Expression
5cn  |-  5  e.  CC

Proof of Theorem 5cn
StepHypRef Expression
1 5re 8472 . 2  |-  5  e.  RR
21recni 7479 1  |-  5  e.  CC
Colors of variables: wff set class
Syntax hints:    e. wcel 1438   CCcc 7327   5c5 8447
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 104  ax-ia2 105  ax-ia3 106  ax-5 1381  ax-7 1382  ax-gen 1383  ax-ie1 1427  ax-ie2 1428  ax-8 1440  ax-11 1442  ax-4 1445  ax-17 1464  ax-i9 1468  ax-ial 1472  ax-i5r 1473  ax-ext 2070  ax-resscn 7416  ax-1re 7418  ax-addrcl 7421
This theorem depends on definitions:  df-bi 115  df-nf 1395  df-sb 1693  df-clab 2075  df-cleq 2081  df-clel 2084  df-in 3003  df-ss 3010  df-2 8452  df-3 8453  df-4 8454  df-5 8455
This theorem is referenced by:  5p2e7  8532  5p3e8  8533  5p4e9  8534  5p5e10  8916  5t2e10  8945  ex-fac  11312
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