4 treff

Constructing a unitary Hessenberg matrix from spectral data
Gregory Ammar, William Gragg, Lothar Reic...
Bok Engelsk 1988
A divide and conquer method for unitary and orthogonal eigenproblems
Gragg, William B.
Bok Engelsk 1988
FORTRAN subroutines for updating the QR decomposition
Reichel, Lothar
Bok Engelsk 1988
Repeated extrapolation to the limit in the numerical solution of ordinary differential equations
Gragg, William B.
Bok Engelsk 1964