--- rpl/lapack/lapack/dgetf2.f 2012/12/14 14:22:29 1.12
+++ rpl/lapack/lapack/dgetf2.f 2023/08/07 08:38:50 1.18
@@ -2,24 +2,24 @@
*
* =========== 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 DGETF2 + dependencies
-*>
-*> [TGZ]
-*>
-*> [ZIP]
-*>
+*> Download DGETF2 + dependencies
+*>
+*> [TGZ]
+*>
+*> [ZIP]
+*>
*> [TXT]
-*> \endhtmlonly
+*> \endhtmlonly
*
* Definition:
* ===========
*
* SUBROUTINE DGETF2( M, N, A, LDA, IPIV, INFO )
-*
+*
* .. Scalar Arguments ..
* INTEGER INFO, LDA, M, N
* ..
@@ -27,7 +27,7 @@
* INTEGER IPIV( * )
* DOUBLE PRECISION A( LDA, * )
* ..
-*
+*
*
*> \par Purpose:
* =============
@@ -96,22 +96,19 @@
* 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 doubleGEcomputational
*
* =====================================================================
SUBROUTINE DGETF2( M, N, A, LDA, IPIV, 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
@@ -128,11 +125,11 @@
PARAMETER ( ONE = 1.0D+0, ZERO = 0.0D+0 )
* ..
* .. Local Scalars ..
- DOUBLE PRECISION SFMIN
+ DOUBLE PRECISION SFMIN
INTEGER I, J, JP
* ..
* .. External Functions ..
- DOUBLE PRECISION DLAMCH
+ DOUBLE PRECISION DLAMCH
INTEGER IDAMAX
EXTERNAL DLAMCH, IDAMAX
* ..
@@ -164,9 +161,9 @@
IF( M.EQ.0 .OR. N.EQ.0 )
$ RETURN
*
-* Compute machine safe minimum
-*
- SFMIN = DLAMCH('S')
+* Compute machine safe minimum
+*
+ SFMIN = DLAMCH('S')
*
DO 10 J = 1, MIN( M, N )
*
@@ -183,15 +180,15 @@
*
* Compute elements J+1:M of J-th column.
*
- IF( J.LT.M ) THEN
- IF( ABS(A( J, J )) .GE. SFMIN ) THEN
- CALL DSCAL( M-J, ONE / A( J, J ), A( J+1, J ), 1 )
- ELSE
- DO 20 I = 1, M-J
- A( J+I, J ) = A( J+I, J ) / A( J, J )
- 20 CONTINUE
- END IF
- END IF
+ IF( J.LT.M ) THEN
+ IF( ABS(A( J, J )) .GE. SFMIN ) THEN
+ CALL DSCAL( M-J, ONE / A( J, J ), A( J+1, J ), 1 )
+ ELSE
+ DO 20 I = 1, M-J
+ A( J+I, J ) = A( J+I, J ) / A( J, J )
+ 20 CONTINUE
+ END IF
+ END IF
*
ELSE IF( INFO.EQ.0 ) THEN
*