--- rpl/lapack/lapack/dlasd3.f 2014/01/27 09:28:22 1.15
+++ rpl/lapack/lapack/dlasd3.f 2023/08/07 08:38:58 1.22
@@ -2,18 +2,18 @@
*
* =========== 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 DLASD3 + dependencies
-*>
-*> [TGZ]
-*>
-*> [ZIP]
-*>
+*> Download DLASD3 + dependencies
+*>
+*> [TGZ]
+*>
+*> [ZIP]
+*>
*> [TXT]
-*> \endhtmlonly
+*> \endhtmlonly
*
* Definition:
* ===========
@@ -21,7 +21,7 @@
* SUBROUTINE DLASD3( NL, NR, SQRE, K, D, Q, LDQ, DSIGMA, U, LDU, U2,
* LDU2, VT, LDVT, VT2, LDVT2, IDXC, CTOT, Z,
* INFO )
-*
+*
* .. Scalar Arguments ..
* INTEGER INFO, K, LDQ, LDU, LDU2, LDVT, LDVT2, NL, NR,
* $ SQRE
@@ -32,7 +32,7 @@
* $ U2( LDU2, * ), VT( LDVT, * ), VT2( LDVT2, * ),
* $ Z( * )
* ..
-*
+*
*
*> \par Purpose:
* =============
@@ -94,8 +94,7 @@
*>
*> \param[out] Q
*> \verbatim
-*> Q is DOUBLE PRECISION array,
-*> dimension at least (LDQ,K).
+*> Q is DOUBLE PRECISION array, dimension (LDQ,K)
*> \endverbatim
*>
*> \param[in] LDQ
@@ -104,7 +103,7 @@
*> The leading dimension of the array Q. LDQ >= K.
*> \endverbatim
*>
-*> \param[in] DSIGMA
+*> \param[in,out] DSIGMA
*> \verbatim
*> DSIGMA is DOUBLE PRECISION array, dimension(K)
*> The first K elements of this array contain the old roots
@@ -125,7 +124,7 @@
*> The leading dimension of the array U. LDU >= N.
*> \endverbatim
*>
-*> \param[in,out] U2
+*> \param[in] U2
*> \verbatim
*> U2 is DOUBLE PRECISION array, dimension (LDU2, N)
*> The first K columns of this matrix contain the non-deflated
@@ -187,7 +186,7 @@
*> type is any column which has been deflated.
*> \endverbatim
*>
-*> \param[in] Z
+*> \param[in,out] Z
*> \verbatim
*> Z is DOUBLE PRECISION array, dimension (K)
*> The first K elements of this array contain the components
@@ -205,14 +204,12 @@
* 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 auxOTHERauxiliary
+*> \ingroup OTHERauxiliary
*
*> \par Contributors:
* ==================
@@ -225,10 +222,9 @@
$ LDU2, VT, LDVT, VT2, LDVT2, IDXC, CTOT, Z,
$ INFO )
*
-* -- LAPACK auxiliary routine (version 3.4.2) --
+* -- LAPACK auxiliary 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, K, LDQ, LDU, LDU2, LDVT, LDVT2, NL, NR,
@@ -351,7 +347,7 @@
CALL DLASD4( K, J, DSIGMA, Z, U( 1, J ), RHO, D( J ),
$ VT( 1, J ), INFO )
*
-* If the zero finder fails, the computation is terminated.
+* If the zero finder fails, report the convergence failure.
*
IF( INFO.NE.0 ) THEN
RETURN