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Theorem 5cn 9062
Description: The number 5 is complex. (Contributed by David A. Wheeler, 8-Dec-2018.)
Assertion
Ref Expression
5cn 5 ∈ ℂ

Proof of Theorem 5cn
StepHypRef Expression
1 5re 9061 . 2 5 ∈ ℝ
21recni 8031 1 5 ∈ ℂ
Colors of variables: wff set class
Syntax hints:  wcel 2164  cc 7870  5c5 9036
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 1458  ax-7 1459  ax-gen 1460  ax-ie1 1504  ax-ie2 1505  ax-8 1515  ax-11 1517  ax-4 1521  ax-17 1537  ax-i9 1541  ax-ial 1545  ax-i5r 1546  ax-ext 2175  ax-resscn 7964  ax-1re 7966  ax-addrcl 7969
This theorem depends on definitions:  df-bi 117  df-nf 1472  df-sb 1774  df-clab 2180  df-cleq 2186  df-clel 2189  df-in 3159  df-ss 3166  df-2 9041  df-3 9042  df-4 9043  df-5 9044
This theorem is referenced by:  6m1e5  9105  5p2e7  9128  5p3e8  9129  5p4e9  9130  5p5e10  9518  5t2e10  9547  5recm6rec  9591  ef01bndlem  11899  lgsdir2lem1  15144  2lgsoddprmlem3d  15198  ex-fac  15220
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