On 11-12-2013, at 12:16, eliza botto <eliza_bo...@hotmail.com> wrote:
> Dear users of R, > I'm trying to solve the following 2 equations simultaneously in R for "x" and > "y". I couldn't get through due to my limited knowledge of R. > > 3=1-[(x-1)!(2x-y-1)!/(2x-1)!(x-y-1)!] > > 6={[(x-y-1)!/(x-1)!]-[3(2x-y-1)!/(2x-1)!]+[2(3x-y-1)!/(3x-1)!]}/{[(x-y-1)!/(x-1)!]-[(2x-y-1)!/(2x-1)!]} > > obviously, ! is factorial. > kindly help me out on it or at least suggest something. > I'll be extremely grateful. There are several packages that solve a system of equations. ktsolve, nleqslv, BB, which you can find in CRAN Task views: "Numerical Mathematics” and “Optimization”. You will have to write your equations in standard R notation. I can’t tell if your system is solvable. Berend > Eliza > > > > [[alternative HTML version deleted]] > > ______________________________________________ > 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.