--- rpl/lapack/lapack/zgelq2.f 2012/12/14 12:30:28 1.13
+++ rpl/lapack/lapack/zgelq2.f 2023/08/07 08:39:17 1.21
@@ -2,39 +2,47 @@
*
* =========== DOCUMENTATION ===========
*
-* Online html documentation available at
-* http://www.netlib.org/lapack/explore-html/
+* Online html documentation available at
+* http://www.netlib.org/lapack/explore-html/
*
*> \htmlonly
-*> Download ZGELQ2 + dependencies
-*>
-*> [TGZ]
-*>
-*> [ZIP]
-*>
+*> Download ZGELQ2 + dependencies
+*>
+*> [TGZ]
+*>
+*> [ZIP]
+*>
*> [TXT]
-*> \endhtmlonly
+*> \endhtmlonly
*
* Definition:
* ===========
*
* SUBROUTINE ZGELQ2( M, N, A, LDA, TAU, WORK, INFO )
-*
+*
* .. Scalar Arguments ..
* INTEGER INFO, LDA, M, N
* ..
* .. Array Arguments ..
* COMPLEX*16 A( LDA, * ), TAU( * ), WORK( * )
* ..
-*
+*
*
*> \par Purpose:
* =============
*>
*> \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 a lower-triangular m-by-m matrix;
+*> 0 is a m-by-(n-m) zero matrix, if m < n.
+*>
*> \endverbatim
*
* Arguments:
@@ -91,12 +99,10 @@
* Authors:
* ========
*
-*> \author Univ. of Tennessee
-*> \author Univ. of California Berkeley
-*> \author Univ. of Colorado Denver
-*> \author NAG Ltd.
-*
-*> \date September 2012
+*> \author Univ. of Tennessee
+*> \author Univ. of California Berkeley
+*> \author Univ. of Colorado Denver
+*> \author NAG Ltd.
*
*> \ingroup complex16GEcomputational
*
@@ -121,10 +127,9 @@
* =====================================================================
SUBROUTINE ZGELQ2( M, N, A, LDA, TAU, WORK, INFO )
*
-* -- LAPACK computational routine (version 3.4.2) --
+* -- LAPACK computational routine --
* -- LAPACK is a software package provided by Univ. of Tennessee, --
* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
-* September 2012
*
* .. Scalar Arguments ..
INTEGER INFO, LDA, M, N