--- rpl/lapack/lapack/dlarra.f 2016/08/27 15:34:30 1.15
+++ rpl/lapack/lapack/dlarra.f 2023/08/07 08:38:57 1.20
@@ -2,25 +2,25 @@
*
* =========== 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 DLARRA + dependencies
-*>
-*> [TGZ]
-*>
-*> [ZIP]
-*>
+*> Download DLARRA + dependencies
+*>
+*> [TGZ]
+*>
+*> [ZIP]
+*>
*> [TXT]
-*> \endhtmlonly
+*> \endhtmlonly
*
* Definition:
* ===========
*
* SUBROUTINE DLARRA( N, D, E, E2, SPLTOL, TNRM,
* NSPLIT, ISPLIT, INFO )
-*
+*
* .. Scalar Arguments ..
* INTEGER INFO, N, NSPLIT
* DOUBLE PRECISION SPLTOL, TNRM
@@ -29,7 +29,7 @@
* INTEGER ISPLIT( * )
* DOUBLE PRECISION D( * ), E( * ), E2( * )
* ..
-*
+*
*
*> \par Purpose:
* =============
@@ -114,14 +114,12 @@
* Authors:
* ========
*
-*> \author Univ. of Tennessee
-*> \author Univ. of California Berkeley
-*> \author Univ. of Colorado Denver
-*> \author NAG Ltd.
+*> \author Univ. of Tennessee
+*> \author Univ. of California Berkeley
+*> \author Univ. of Colorado Denver
+*> \author NAG Ltd.
*
-*> \date September 2012
-*
-*> \ingroup auxOTHERauxiliary
+*> \ingroup OTHERauxiliary
*
*> \par Contributors:
* ==================
@@ -136,10 +134,9 @@
SUBROUTINE DLARRA( N, D, E, E2, SPLTOL, TNRM,
$ NSPLIT, ISPLIT, 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, N, NSPLIT
@@ -167,7 +164,13 @@
* .. Executable Statements ..
*
INFO = 0
-
+*
+* Quick return if possible
+*
+ IF( N.LE.0 ) THEN
+ RETURN
+ END IF
+*
* Compute splitting points
NSPLIT = 1
IF(SPLTOL.LT.ZERO) THEN