ExpToTrig

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 Section 1.4.5 and Section 3.3.7.

See also: TrigToExp, TrigReduce, ComplexExpand.

New in Version 3.

Further Examples