(To clarify, I mean the sum of the squared residuals, and there's a ^2 missing below.)
On Monday, April 7, 2014 5:48:49 PM UTC-4, Simon Kornblith wrote: > > Is there a way to get the least squares residuals for qrfact(X)\y without > having to compute X*beta, as is given by gels? I believe this should be > ||Q2'y||; Q2'y appears to be computed but explicitly zeroed in A_ldiv_B!. > > Simon >
