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Theorem 2mulicn 9365
Description: (2 · i) ∈ ℂ (common case). (Contributed by David A. Wheeler, 8-Dec-2018.)
Assertion
Ref Expression
2mulicn (2 · i) ∈ ℂ

Proof of Theorem 2mulicn
StepHypRef Expression
1 2cn 9213 . 2 2 ∈ ℂ
2 ax-icn 8126 . 2 i ∈ ℂ
31, 2mulcli 8183 1 (2 · i) ∈ ℂ
Colors of variables: wff set class
Syntax hints:  wcel 2202  (class class class)co 6017  cc 8029  ici 8033   · cmul 8036  2c2 9193
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 1495  ax-7 1496  ax-gen 1497  ax-ie1 1541  ax-ie2 1542  ax-8 1552  ax-11 1554  ax-4 1558  ax-17 1574  ax-i9 1578  ax-ial 1582  ax-i5r 1583  ax-ext 2213  ax-resscn 8123  ax-1re 8125  ax-icn 8126  ax-addrcl 8128  ax-mulcl 8129
This theorem depends on definitions:  df-bi 117  df-nf 1509  df-sb 1811  df-clab 2218  df-cleq 2224  df-clel 2227  df-in 3206  df-ss 3213  df-2 9201
This theorem is referenced by:  2muline0  9368  imval2  11454  sinval  12262  sinf  12264  sinneg  12286  efival  12292  sinadd  12296  sincn  15492
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