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  • ExpToTrig[ expr ] converts exponentials in expr to trigonometric functions.
  • ExpToTrig generates both circular and hyperbolic functions.
  • ExpToTrig tries when possible to give results that do not involve explicit complex numbers.
  • See the Mathematica book: Section 1.4.5Section 3.3.7.
  • See also: TrigToExp, TrigReduce, ComplexExpand.

    Further Examples

    See the Further Examples for TrigToExp.