File:  [Research Unix] / researchv10dc / cmd / matlab / exec / lanstep
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Tue Apr 24 17:21:33 2018 UTC (8 years, 3 months ago) by root
Branches: belllabs, MAIN
CVS tags: researchv10, HEAD
researchv10 Dan Cross

alfa(j) = q(:,j)'*r;
r = r - alfa(j)*q(:,j);
if ort <> 0, for k = 1:j-1, r = r - r'*q(:,k)*q(:,k);
beta(j) = norm(r);
q(:,j+1) = r/beta(j);
r = A*q(:,j+1) - beta(j)*q(:,j);
if j > 1, T = diag(beta(1:j-1),1); T = diag(alfa) + T + T'; eig(T)

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