--- rpl/lapack/lapack/zgelq2.f 2018/05/29 07:18:14 1.19 +++ rpl/lapack/lapack/zgelq2.f 2020/05/21 21:46:04 1.20 @@ -33,8 +33,16 @@ *> *> \verbatim *> -*> ZGELQ2 computes an LQ factorization of a complex m by n matrix A: -*> A = L * Q. +*> ZGELQ2 computes an LQ factorization of a complex m-by-n matrix A: +*> +*> A = ( L 0 ) * Q +*> +*> where: +*> +*> Q is a n-by-n orthogonal matrix; +*> L is an lower-triangular m-by-m matrix; +*> 0 is a m-by-(n-m) zero matrix, if m < n. +*> *> \endverbatim * * Arguments: @@ -96,7 +104,7 @@ *> \author Univ. of Colorado Denver *> \author NAG Ltd. * -*> \date December 2016 +*> \date November 2019 * *> \ingroup complex16GEcomputational * @@ -121,10 +129,10 @@ * ===================================================================== SUBROUTINE ZGELQ2( M, N, A, LDA, TAU, WORK, INFO ) * -* -- LAPACK computational routine (version 3.7.0) -- +* -- LAPACK computational routine (version 3.9.0) -- * -- LAPACK is a software package provided by Univ. of Tennessee, -- * -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..-- -* December 2016 +* November 2019 * * .. Scalar Arguments .. INTEGER INFO, LDA, M, N