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Theorem 5cnOLD 11529
Description: Obsolete version of 5cn 11528 as of 4-Oct-2022. The number 5 is a complex number. (Contributed by David A. Wheeler, 8-Dec-2018.) (Proof modification is discouraged.) (New usage is discouraged.)
Assertion
Ref Expression
5cnOLD 5 ∈ ℂ

Proof of Theorem 5cnOLD
StepHypRef Expression
1 5re 11527 . 2 5 ∈ ℝ
21recni 10452 1 5 ∈ ℂ
Colors of variables: wff setvar class
Syntax hints:  wcel 2051  cc 10331  5c5 11496
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1759  ax-4 1773  ax-5 1870  ax-6 1929  ax-7 1966  ax-8 2053  ax-9 2060  ax-10 2080  ax-11 2094  ax-12 2107  ax-ext 2743  ax-resscn 10390  ax-1cn 10391  ax-icn 10392  ax-addcl 10393  ax-addrcl 10394  ax-mulcl 10395  ax-mulrcl 10396  ax-i2m1 10401  ax-1ne0 10402  ax-rrecex 10405  ax-cnre 10406
This theorem depends on definitions:  df-bi 199  df-an 388  df-or 835  df-3an 1071  df-tru 1511  df-ex 1744  df-nf 1748  df-sb 2017  df-clab 2752  df-cleq 2764  df-clel 2839  df-nfc 2911  df-ne 2961  df-ral 3086  df-rex 3087  df-rab 3090  df-v 3410  df-dif 3825  df-un 3827  df-in 3829  df-ss 3836  df-nul 4173  df-if 4345  df-sn 4436  df-pr 4438  df-op 4442  df-uni 4709  df-br 4926  df-iota 6149  df-fv 6193  df-ov 6977  df-2 11501  df-3 11502  df-4 11503  df-5 11504
This theorem is referenced by: (None)
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