Re: calculation
- To: mathgroup@smc.vnet.net
- Subject: [mg12008] Re: calculation
- From: Bill Bertram <wkb@ansto.gov.au>
- Date: Fri, 17 Apr 1998 03:40:44 -0400
- Organization: ANSTO
- References: <6gr69a$8lo@smc.vnet.net>
Saeed Esmaily Rashid wrote:
>
> Hello!
>
> My name is Saeed and i'm studying physics. I have a problem which ihope
> someone can help me with it. I have an equation
>
> .001422409738*R^(73/80)*(R^(1/2)-1)^(-13/40) == .04
>
> i'm using the Solve function in Mathematica 3.0 to solve it for R, but
> it calculats endlessly and takes very long time. the question is that
> is there any way to optimize this equation or using another function in
> Mathematica 3.0 to make it faster to calculate?
>
Try; FindRoot[.001422409738*R^(73/80)* ...,{R,100}]
Cheers,
Bill