--- rpl/lapack/lapack/zhetd2.f 2014/01/27 09:28:35 1.14
+++ rpl/lapack/lapack/zhetd2.f 2023/08/07 08:39:24 1.19
@@ -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 ZHETD2 + dependencies
-*>
-*> [TGZ]
-*>
-*> [ZIP]
-*>
+*> Download ZHETD2 + dependencies
+*>
+*> [TGZ]
+*>
+*> [ZIP]
+*>
*> [TXT]
-*> \endhtmlonly
+*> \endhtmlonly
*
* Definition:
* ===========
*
* SUBROUTINE ZHETD2( UPLO, N, A, LDA, D, E, TAU, INFO )
-*
+*
* .. Scalar Arguments ..
* CHARACTER UPLO
* INTEGER INFO, LDA, N
@@ -28,7 +28,7 @@
* DOUBLE PRECISION D( * ), E( * )
* COMPLEX*16 A( LDA, * ), TAU( * )
* ..
-*
+*
*
*> \par Purpose:
* =============
@@ -117,12 +117,10 @@
* 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 complex16HEcomputational
*
@@ -175,10 +173,9 @@
* =====================================================================
SUBROUTINE ZHETD2( UPLO, N, A, LDA, D, E, TAU, 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 ..
CHARACTER UPLO
@@ -248,7 +245,7 @@
*
ALPHA = A( I, I+1 )
CALL ZLARFG( I, ALPHA, A( 1, I+1 ), 1, TAUI )
- E( I ) = ALPHA
+ E( I ) = DBLE( ALPHA )
*
IF( TAUI.NE.ZERO ) THEN
*
@@ -276,10 +273,10 @@
A( I, I ) = DBLE( A( I, I ) )
END IF
A( I, I+1 ) = E( I )
- D( I+1 ) = A( I+1, I+1 )
+ D( I+1 ) = DBLE( A( I+1, I+1 ) )
TAU( I ) = TAUI
10 CONTINUE
- D( 1 ) = A( 1, 1 )
+ D( 1 ) = DBLE( A( 1, 1 ) )
ELSE
*
* Reduce the lower triangle of A
@@ -292,7 +289,7 @@
*
ALPHA = A( I+1, I )
CALL ZLARFG( N-I, ALPHA, A( MIN( I+2, N ), I ), 1, TAUI )
- E( I ) = ALPHA
+ E( I ) = DBLE( ALPHA )
*
IF( TAUI.NE.ZERO ) THEN
*
@@ -321,10 +318,10 @@
A( I+1, I+1 ) = DBLE( A( I+1, I+1 ) )
END IF
A( I+1, I ) = E( I )
- D( I ) = A( I, I )
+ D( I ) = DBLE( A( I, I ) )
TAU( I ) = TAUI
20 CONTINUE
- D( N ) = A( N, N )
+ D( N ) = DBLE( A( N, N ) )
END IF
*
RETURN