Ryacas (version 0.3-1)

Ryacas-package: R interface to yacas computer algebra package

Description

Ryacas allows one to use the yacas computer algebra package entirely from within R. It takes an R expression, an R one line function or a yacas string and returns an R expression or a variety of other formats. It can be used for symbolic mathematics, exact arithmetic, ASCII pretty printing and R to TeX conversions. The main command is yacas and ?yacas provides some information on installation and startup.

Details

The following are sources of information on "Ryacas":

DESCRIPTION file

library(help = Ryacas)

List of demo files

demo(package = "Ryacas")

Demo file

demo("Ryacas")

Demo

demo("Ryacas-PrettyPrinter")

Demo

demo("Ryacas-Function")

Demo

demo("Ryacas-Sym")

Demo

demo("Ryacas-Expr")

List Vignettes

vignette(package = "Ryacas")

Vignette

vignette("Ryacas")

This File

package?Ryacas

Help files

?yacas, ?yacasTranslations, ?yacmode, ?Sym

Help files - Windows

?yacasInstall

News

RShowDoc("NEWS", package = "Ryacas")

Acknowledgements

RShowDoc("THANKS", package = "Ryacas")

Wish List

RShowDoc("WISHLIST", package = "Ryacas")

Home page

http://code.google.com/p/ryacas/

Examples

## Not run: 
# print(yacas(expression(integrate(1/x, x))))
# print(yacas("Integrate(x)1/x"))
# x <- Sym("x"); Integrate(1/x, x)
# acos(Sym("1/2"))
# ## End(Not run)