[Lapack] Regarding functions and results from CLAPACK
From: Sven Hammarling
Date: Tue, 29 Aug 2006 14:15:13 +0100
I presume that you meant DGEQRF rather than DGETRF (which does an LU
factorization)? You do not need to decode the results yourself, you can
use DORGQR to generate Q, or DORMQR to apply Q (or Q^T) to a vector or
matrix. See the Users' Guide for details.