Thanks a lot.

Christophe

2011/12/13 achrzesz <achrz...@wp.pl>

> sage: (cos(x)^3).reduce_trig()
> 1/4*cos(3*x) + 3/4*cos(x)
>
> On Dec 13, 7:45 pm, Christophe BAL <projet...@gmail.com> wrote:
> > Hello,
> > what is the easiest way to linearize cos(x)^3 ?
>
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