--- rpl/lapack/lapack/zgeqr2p.f 2014/01/27 09:28:32 1.11 +++ rpl/lapack/lapack/zgeqr2p.f 2015/11/26 11:44:21 1.12 @@ -34,7 +34,7 @@ *> \verbatim *> *> ZGEQR2P computes a QR factorization of a complex m by n matrix A: -*> A = Q * R. +*> A = Q * R. The diagonal entries of R are real and nonnegative. *> \endverbatim * * Arguments: @@ -58,7 +58,8 @@ *> On entry, the m by n matrix A. *> On exit, the elements on and above the diagonal of the array *> contain the min(m,n) by n upper trapezoidal matrix R (R is -*> upper triangular if m >= n); the elements below the diagonal, +*> upper triangular if m >= n). The diagonal entries of R +*> are real and nonnegative; the elements below the diagonal, *> with the array TAU, represent the unitary matrix Q as a *> product of elementary reflectors (see Further Details). *> \endverbatim @@ -96,7 +97,7 @@ *> \author Univ. of Colorado Denver *> \author NAG Ltd. * -*> \date September 2012 +*> \date November 2015 * *> \ingroup complex16GEcomputational * @@ -116,15 +117,17 @@ *> where tau is a complex scalar, and v is a complex vector with *> v(1:i-1) = 0 and v(i) = 1; v(i+1:m) is stored on exit in A(i+1:m,i), *> and tau in TAU(i). +*> +*> See Lapack Working Note 203 for details *> \endverbatim *> * ===================================================================== SUBROUTINE ZGEQR2P( M, N, A, LDA, TAU, WORK, INFO ) * -* -- LAPACK computational routine (version 3.4.2) -- +* -- LAPACK computational routine (version 3.6.0) -- * -- LAPACK is a software package provided by Univ. of Tennessee, -- * -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..-- -* September 2012 +* November 2015 * * .. Scalar Arguments .. INTEGER INFO, LDA, M, N