MathGroup Archive 2010

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: The formula of Abraham Moivre


In[4]:= FullSimplify[Cos[x] + I Sin[x]]

Out[4]= E^(I x)

In[7]:= FullSimplify[(Cos[x] + I Sin[x])^n,
  Assumptions -> {n \[Element] Integers}]

Out[7]= E^(I n x)

-Francesco

On 01/23/2010 12:35 PM, Arnold wrote:
> How by means of Mathematica to transform (Cos [x] +I* Sin [x]) ^n in Cos [n*x] +I*Sin [n*x]?
>
> Thanks.
>


  • Prev by Date: Re: Pagination when transferring Mathematica docs to PDF
  • Next by Date: Re: The formula of Abraham Moivre
  • Previous by thread: Re: The formula of Abraham Moivre
  • Next by thread: Re: The formula of Abraham Moivre