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version 1.8, 2011/11/21 20:43:17
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*> \brief \b ZLASET |
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* |
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* =========== DOCUMENTATION =========== |
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* |
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* Online html documentation available at |
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* http://www.netlib.org/lapack/explore-html/ |
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* |
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*> \htmlonly |
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*> Download ZLASET + dependencies |
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*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/zlaset.f"> |
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*> [TGZ]</a> |
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*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/zlaset.f"> |
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*> [ZIP]</a> |
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*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/zlaset.f"> |
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*> [TXT]</a> |
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*> \endhtmlonly |
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* |
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* Definition: |
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* =========== |
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* |
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* SUBROUTINE ZLASET( UPLO, M, N, ALPHA, BETA, A, LDA ) |
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* |
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* .. Scalar Arguments .. |
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* CHARACTER UPLO |
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* INTEGER LDA, M, N |
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* COMPLEX*16 ALPHA, BETA |
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* .. |
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* .. Array Arguments .. |
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* COMPLEX*16 A( LDA, * ) |
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* .. |
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* |
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* |
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*> \par Purpose: |
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* ============= |
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*> |
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*> \verbatim |
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*> |
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*> ZLASET initializes a 2-D array A to BETA on the diagonal and |
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*> ALPHA on the offdiagonals. |
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*> \endverbatim |
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* |
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* Arguments: |
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* ========== |
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* |
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*> \param[in] UPLO |
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*> \verbatim |
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*> UPLO is CHARACTER*1 |
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*> Specifies the part of the matrix A to be set. |
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*> = 'U': Upper triangular part is set. The lower triangle |
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*> is unchanged. |
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*> = 'L': Lower triangular part is set. The upper triangle |
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*> is unchanged. |
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*> Otherwise: All of the matrix A is set. |
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*> \endverbatim |
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*> |
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*> \param[in] M |
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*> \verbatim |
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*> M is INTEGER |
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*> On entry, M specifies the number of rows of A. |
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*> \endverbatim |
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*> |
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*> \param[in] N |
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*> \verbatim |
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*> N is INTEGER |
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*> On entry, N specifies the number of columns of A. |
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*> \endverbatim |
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*> |
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*> \param[in] ALPHA |
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*> \verbatim |
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*> ALPHA is COMPLEX*16 |
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*> All the offdiagonal array elements are set to ALPHA. |
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*> \endverbatim |
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*> |
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*> \param[in] BETA |
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*> \verbatim |
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*> BETA is COMPLEX*16 |
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*> All the diagonal array elements are set to BETA. |
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*> \endverbatim |
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*> |
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*> \param[in,out] A |
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*> \verbatim |
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*> A is COMPLEX*16 array, dimension (LDA,N) |
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*> On entry, the m by n matrix A. |
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*> On exit, A(i,j) = ALPHA, 1 <= i <= m, 1 <= j <= n, i.ne.j; |
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*> A(i,i) = BETA , 1 <= i <= min(m,n) |
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*> \endverbatim |
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*> |
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*> \param[in] LDA |
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*> \verbatim |
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*> LDA is INTEGER |
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*> The leading dimension of the array A. LDA >= max(1,M). |
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*> \endverbatim |
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* |
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* Authors: |
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* ======== |
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* |
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*> \author Univ. of Tennessee |
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*> \author Univ. of California Berkeley |
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*> \author Univ. of Colorado Denver |
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*> \author NAG Ltd. |
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* |
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*> \date November 2011 |
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* |
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*> \ingroup complex16OTHERauxiliary |
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* |
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* ===================================================================== |
SUBROUTINE ZLASET( UPLO, M, N, ALPHA, BETA, A, LDA ) |
SUBROUTINE ZLASET( UPLO, M, N, ALPHA, BETA, A, LDA ) |
* |
* |
* -- LAPACK auxiliary routine (version 3.2) -- |
* -- LAPACK auxiliary routine (version 3.4.0) -- |
* -- LAPACK is a software package provided by Univ. of Tennessee, -- |
* -- LAPACK is a software package provided by Univ. of Tennessee, -- |
* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..-- |
* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..-- |
* November 2006 |
* November 2011 |
* |
* |
* .. Scalar Arguments .. |
* .. Scalar Arguments .. |
CHARACTER UPLO |
CHARACTER UPLO |
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COMPLEX*16 A( LDA, * ) |
COMPLEX*16 A( LDA, * ) |
* .. |
* .. |
* |
* |
* Purpose |
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* ======= |
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* |
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* ZLASET initializes a 2-D array A to BETA on the diagonal and |
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* ALPHA on the offdiagonals. |
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* |
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* Arguments |
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* ========= |
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* |
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* UPLO (input) CHARACTER*1 |
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* Specifies the part of the matrix A to be set. |
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* = 'U': Upper triangular part is set. The lower triangle |
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* is unchanged. |
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* = 'L': Lower triangular part is set. The upper triangle |
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* is unchanged. |
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* Otherwise: All of the matrix A is set. |
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* |
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* M (input) INTEGER |
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* On entry, M specifies the number of rows of A. |
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* |
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* N (input) INTEGER |
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* On entry, N specifies the number of columns of A. |
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* |
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* ALPHA (input) COMPLEX*16 |
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* All the offdiagonal array elements are set to ALPHA. |
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* |
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* BETA (input) COMPLEX*16 |
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* All the diagonal array elements are set to BETA. |
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* |
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* A (input/output) COMPLEX*16 array, dimension (LDA,N) |
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* On entry, the m by n matrix A. |
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* On exit, A(i,j) = ALPHA, 1 <= i <= m, 1 <= j <= n, i.ne.j; |
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* A(i,i) = BETA , 1 <= i <= min(m,n) |
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* |
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* LDA (input) INTEGER |
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* The leading dimension of the array A. LDA >= max(1,M). |
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* |
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* ===================================================================== |
* ===================================================================== |
* |
* |
* .. Local Scalars .. |
* .. Local Scalars .. |