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Remove the shifting from the qr algorithm.

This commit is contained in:
Sébastien Crozet 2014-08-17 22:42:16 +02:00
parent 844092205e
commit ff95e2a9d8
1 changed files with 2 additions and 2 deletions
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4
src/linalg/decompositions.rs
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@ -123,9 +123,9 @@ pub fn eigen_qr<N: Float,
unsafe { shifter.unsafe_set((i, i), shift.clone()) } unsafe { shifter.unsafe_set((i, i), shift.clone()) }
} }
let (q, r) = qr(&(eigenvalues - shifter)); let (q, r) = qr(&eigenvalues);// - shifter));
eigenvalues = r * q + shifter; eigenvalues = r * q /*+ shifter*/;
eigenvectors = eigenvectors * q; eigenvectors = eigenvectors * q;
} }