ILE Home Intuitionistic Logic Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  ILE Home  >  Th. List  >  2mulicn GIF version

Theorem 2mulicn 9100
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 8949 . 2 2 ∈ ℂ
2 ax-icn 7869 . 2 i ∈ ℂ
31, 2mulcli 7925 1 (2 · i) ∈ ℂ
Colors of variables: wff set class
Syntax hints:  wcel 2141  (class class class)co 5853  cc 7772  ici 7776   · cmul 7779  2c2 8929
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 1440  ax-7 1441  ax-gen 1442  ax-ie1 1486  ax-ie2 1487  ax-8 1497  ax-11 1499  ax-4 1503  ax-17 1519  ax-i9 1523  ax-ial 1527  ax-i5r 1528  ax-ext 2152  ax-resscn 7866  ax-1re 7868  ax-icn 7869  ax-addrcl 7871  ax-mulcl 7872
This theorem depends on definitions:  df-bi 116  df-nf 1454  df-sb 1756  df-clab 2157  df-cleq 2163  df-clel 2166  df-in 3127  df-ss 3134  df-2 8937
This theorem is referenced by:  2muline0  9103  imval2  10858  sinval  11665  sinf  11667  sinneg  11689  efival  11695  sinadd  11699  sincn  13484
  Copyright terms: Public domain W3C validator