R can be used to perform various matrix calculations. This include functions for creating matrices (matrix), addition (+), multiplication (%*%) and inversion (solve). Read the rest of this entry »
R Matrix Operations
March 27th, 2011R Package Automated Download
March 6th, 2011There are situations where we might want to run R on a standalone machine so need to download a (potentially) large number of packages to install on this system. Rather than having to through the pain of searching through CRAN to find the packages and all the dependencies and manually download, it would be nice to be able grab all available packages in one go and then set them up as a local repository. Read the rest of this entry »