On 22-01-2013, at 14:20, paladini <palad...@beuth-hochschule.de> wrote:
> Hello ! > I have a rather mathematical than statistical question. I have a formula: > P=R*T/(v-b) -a/(sqrt(T)*V*(V+b)) and I want to solve the equation for V , in > terms of V= ..... Is this possible with R or have I to use another program > perhaps octave? > Have a look at uniroot. Since this is a single equation there is probably no need to look at more high powered alternatives such as packages nleqslv or BB. And since you can rewrite your formula a quadratic you can also solve it with a simple function. Berend > thanking you in anticipation > > Claudia > > ______________________________________________ > 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, reproducible code. ______________________________________________ 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, reproducible code.
