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Math Forum » Discussions » Software » comp.soft-sys.matlab

Topic: Eval and long format answer
Replies: 3   Last Post: Nov 30, 2012 1:16 PM

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Nasser Abbasi

Posts: 5,076
Registered: 2/7/05
Re: Eval and long format answer
Posted: Nov 30, 2012 12:09 PM
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On 11/30/2012 10:48 AM, Genevieve Masson wrote:
> Hi :)
>
> How to avoid that type of answer (i mean how to evaluate the fractions) :
>
>>> Vg2
>
> Vg2 =
>
> acos(5784835530832562/5514948135819145 - (18014398509481984*((3937*sin(thCerc))/20000 - AE*sin(alpha))^2)
>

First you need numbers for those symbols you have there: thCerc,AE,alpha etc...
use subs().
Then you should be able to just use double() around the whole thing.

--Nasser

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