I am having issues with Ryacas errors. I searched and found this error was reported in 2006, but nothing since.
> library(Ryacas) Loading required package: XML > yacas(expression(Factor(x^2-1))) [1] "Starting Yacas!" CommandLine(1) : Expecting ) closing bracket for sub-expression, but got ^ instead > yacas("D(x)Sin(x)") CommandLine(1) : Expecting ) closing bracket for sub-expression, but got Sin instead > > x <- Sym('x') > (x+1) * (x-1) CommandLine(1) : Error parsing expression, near token + > os:WindowsXP Rversion: R version 2.15.1 (2012-06-22) -- "Roasted Marshmallows" Copyright (C) 2012 The R Foundation for Statistical Computing ISBN 3-900051-07-0 Platform: i386-pc-mingw32/i386 (32-bit)R-2.15.1 Yacas version:1.0.63 Any suggestions appreciated, Jason -- View this message in context: http://r.789695.n4.nabble.com/Ryacas-tp4642204.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ 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.