Re: [R] Looking for package to solve for exponent using newton's method

2013-10-11 Thread Prof J C Nash (U30A)
t 2013 21:03:00 +0200 From: Berend Hasselman To: Ken Takagi Cc:r-h...@stat.math.ethz.ch Subject: Re: [R] Looking for package to solve for exponent using newton'smethod Message-ID: Content-Type: text/plain; charset="us-ascii" On 10-10-2013, at 20:39, Ken Takagi wrote:

Re: [R] Looking for package to solve for exponent using newton's method

2013-10-10 Thread Jeff Newmiller
?uniroot --- Jeff NewmillerThe . . Go Live... DCN:Basics: ##.#. ##.#. Live Go... Live: OO#.. Dead: OO#.. Playing Research Engine

Re: [R] Looking for package to solve for exponent using newton's method

2013-10-10 Thread Ken Takagi
Thanks! That's just what I needed. __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducibl

Re: [R] Looking for package to solve for exponent using newton's method

2013-10-10 Thread Berend Hasselman
On 10-10-2013, at 20:39, Ken Takagi wrote: > Hi, > I'm looking for an R function/package that will let me solve problems of the > type: > > 13 = 2^x + 3^x. > > The answer to this example is x = 2, but I'm looking for solutions when x > isn't so easily determined. Looking around, it seems that

Re: [R] Looking for package to solve for exponent using newton's method

2013-10-10 Thread Duncan Murdoch
On 10/10/2013 2:39 PM, Ken Takagi wrote: Hi, I'm looking for an R function/package that will let me solve problems of the type: 13 = 2^x + 3^x. The answer to this example is x = 2, but I'm looking for solutions when x isn't so easily determined. Looking around, it seems that there is no algebra

[R] Looking for package to solve for exponent using newton's method

2013-10-10 Thread Ken Takagi
Hi, I'm looking for an R function/package that will let me solve problems of the type: 13 = 2^x + 3^x. The answer to this example is x = 2, but I'm looking for solutions when x isn't so easily determined. Looking around, it seems that there is no algebraic solution for x, unless I'm mistaken. Do