On 14-03-2012, at 12:41, Sean O'Riordain wrote: > Is there a function in R to calculate the generalized determinant of a > singular matrix? - similar to the ginv() used to compute the generalized > inverse. > > I can't seem to find any R related posts at all. Is this what you want: http://en.wikipedia.org/wiki/Pseudo-determinant Berend