[R] Prime Numbers Pkgs - Schoolmath is broken

Looking for a recommended package that handles prime number computations. Tried the following unsuccessfully: primeFactors() in the R.basic package failed to install. primes() and primlist are broken in Schoolmath pkg on CRAN. My analysis can be found here http://j.mp/9BNI9q Not sure what the

[R] Performance Data Analysis Class using R

GUERRILLA DATA ANALYSIS TECHNIQUES (GDAT) http://www.perfdynamics.com/Classes/Outlines/gdata.html with an emphasis on R and PDQ-R modeling tools http://www.perfdynamics.com/Tools/PDQ-R.html

[R] DCT function?

Looking for the DCT function, but don't see it in the signal pkg. http://rss.acs.unt.edu/Rdoc/library/signal/html/signal.package.html http://rss.acs.unt.edu/Rdoc/library/signal/html/00Index.html As I understand it, the 'signal' functions are ports of the corresponding matlab/octave code, where