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Re: Transforming a polynomial into a trigonometric format tia sal2

• To: mathgroup at smc.vnet.net
• Subject: [mg88232] Re: Transforming a polynomial into a trigonometric format tia sal2
• From: dh <dh at metrohm.ch>
• Date: Tue, 29 Apr 2008 06:48:30 -0400 (EDT)
• References: <fv42j9$5ui$1@smc.vnet.net>

Hi,

I do not understand what you mean by:

"Transforming a polynomial into a trigonometric format"

Daniel



ratullochjk2 at gmail.com wrote:

> Transforming a polynomial into a trigonometric format tia sal2

> 

> Greetings All

> 

> I'm using mathematica 6 and I have a polynomial and would like to

> convert it into

> a Trigonometric format.  Is this possible?

> 

> Example:

> I have a polynomial

> 0.00154991- 4.01371 x + 1.81197 x^2 + 8.00183 x^3 - 9.3462 x^4

> 

> How can I transform this into a trigonometric format

> Example:

> 0.00596679 Cos[6.98132 x] + 0.00358397 Cos[7.21403 x] +

>  2.25013 Sin[0.232711 x] - 4.51511 Sin[0.465421 x]

> 

>  Note: these aren't correct answers I just wanted to include and

> example

> 

>  tia sal2

>