sometimes it's called implicit QR
On Fri, Jan 3, 2014 at 1:34 PM, Andreas Noack Jensen < [email protected]> wrote: > I got the point after reading the double shift QR section of > > http://people.inf.ethz.ch/arbenz/ewp/lnotes.html > > > 2014/1/3 Jiahao Chen <[email protected]> > >> Have you tried Golub and Van Loan's Matrix Computations? In the 3/e, it >> is on p. 418 ff (Section 8.3.5). They call it zero-chasing, but it's the >> same thing. >> >> >> I've read about "chasing the bulge" and the implicit QR algorithm, but I >>> haven't been able to find a description (or implementation/psuedocode) that >>> I could easily understand. Is there any chance you could point me to an >>> implementation or pseudocode or a good explanation of the algorithm? Do you >>> happen to know of an exposition of the implicit QR algorithm that uses >>> Householder projections rather than Givens rotations? >>> >>> > > > -- > Med venlig hilsen > > Andreas Noack Jensen >
