summaryrefslogtreecommitdiff
path: root/SRC/zlarf.f
diff options
context:
space:
mode:
authorjulie <julielangou@users.noreply.github.com>2011-10-06 06:53:11 +0000
committerjulie <julielangou@users.noreply.github.com>2011-10-06 06:53:11 +0000
commite1d39294aee16fa6db9ba079b14442358217db71 (patch)
tree30e5aa04c1f6596991fda5334f63dfb9b8027849 /SRC/zlarf.f
parent5fe0466a14e395641f4f8a300ecc9dcb8058081b (diff)
downloadlapack-e1d39294aee16fa6db9ba079b14442358217db71.tar.gz
lapack-e1d39294aee16fa6db9ba079b14442358217db71.tar.bz2
lapack-e1d39294aee16fa6db9ba079b14442358217db71.zip
Integrating Doxygen in comments
Diffstat (limited to 'SRC/zlarf.f')
-rw-r--r--SRC/zlarf.f176
1 files changed, 121 insertions, 55 deletions
diff --git a/SRC/zlarf.f b/SRC/zlarf.f
index f29d6da4..481ce0fc 100644
--- a/SRC/zlarf.f
+++ b/SRC/zlarf.f
@@ -1,10 +1,129 @@
+*> \brief \b ZLARF
+*
+* =========== DOCUMENTATION ===========
+*
+* Online html documentation available at
+* http://www.netlib.org/lapack/explore-html/
+*
+* Definition
+* ==========
+*
+* SUBROUTINE ZLARF( SIDE, M, N, V, INCV, TAU, C, LDC, WORK )
+*
+* .. Scalar Arguments ..
+* CHARACTER SIDE
+* INTEGER INCV, LDC, M, N
+* COMPLEX*16 TAU
+* ..
+* .. Array Arguments ..
+* COMPLEX*16 C( LDC, * ), V( * ), WORK( * )
+* ..
+*
+* Purpose
+* =======
+*
+*>\details \b Purpose:
+*>\verbatim
+*>
+*> ZLARF applies a complex elementary reflector H to a complex M-by-N
+*> matrix C, from either the left or the right. H is represented in the
+*> form
+*>
+*> H = I - tau * v * v**H
+*>
+*> where tau is a complex scalar and v is a complex vector.
+*>
+*> If tau = 0, then H is taken to be the unit matrix.
+*>
+*> To apply H**H, supply conjg(tau) instead
+*> tau.
+*>
+*>\endverbatim
+*
+* Arguments
+* =========
+*
+*> \param[in] SIDE
+*> \verbatim
+*> SIDE is CHARACTER*1
+*> = 'L': form H * C
+*> = 'R': form C * H
+*> \endverbatim
+*>
+*> \param[in] M
+*> \verbatim
+*> M is INTEGER
+*> The number of rows of the matrix C.
+*> \endverbatim
+*>
+*> \param[in] N
+*> \verbatim
+*> N is INTEGER
+*> The number of columns of the matrix C.
+*> \endverbatim
+*>
+*> \param[in] V
+*> \verbatim
+*> V is COMPLEX*16 array, dimension
+*> (1 + (M-1)*abs(INCV)) if SIDE = 'L'
+*> or (1 + (N-1)*abs(INCV)) if SIDE = 'R'
+*> The vector v in the representation of H. V is not used if
+*> TAU = 0.
+*> \endverbatim
+*>
+*> \param[in] INCV
+*> \verbatim
+*> INCV is INTEGER
+*> The increment between elements of v. INCV <> 0.
+*> \endverbatim
+*>
+*> \param[in] TAU
+*> \verbatim
+*> TAU is COMPLEX*16
+*> The value tau in the representation of H.
+*> \endverbatim
+*>
+*> \param[in,out] C
+*> \verbatim
+*> C is COMPLEX*16 array, dimension (LDC,N)
+*> On entry, the M-by-N matrix C.
+*> On exit, C is overwritten by the matrix H * C if SIDE = 'L',
+*> or C * H if SIDE = 'R'.
+*> \endverbatim
+*>
+*> \param[in] LDC
+*> \verbatim
+*> LDC is INTEGER
+*> The leading dimension of the array C. LDC >= max(1,M).
+*> \endverbatim
+*>
+*> \param[out] WORK
+*> \verbatim
+*> WORK is COMPLEX*16 array, dimension
+*> (N) if SIDE = 'L'
+*> or (M) if SIDE = 'R'
+*> \endverbatim
+*>
+*
+* Authors
+* =======
+*
+*> \author Univ. of Tennessee
+*> \author Univ. of California Berkeley
+*> \author Univ. of Colorado Denver
+*> \author NAG Ltd.
+*
+*> \date November 2011
+*
+*> \ingroup complex16OTHERauxiliary
+*
+* =====================================================================
SUBROUTINE ZLARF( SIDE, M, N, V, INCV, TAU, C, LDC, WORK )
- IMPLICIT NONE
*
* -- LAPACK auxiliary routine (version 3.3.1) --
* -- LAPACK is a software package provided by Univ. of Tennessee, --
* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
-* -- April 2011 --
+* November 2011
*
* .. Scalar Arguments ..
CHARACTER SIDE
@@ -15,59 +134,6 @@
COMPLEX*16 C( LDC, * ), V( * ), WORK( * )
* ..
*
-* Purpose
-* =======
-*
-* ZLARF applies a complex elementary reflector H to a complex M-by-N
-* matrix C, from either the left or the right. H is represented in the
-* form
-*
-* H = I - tau * v * v**H
-*
-* where tau is a complex scalar and v is a complex vector.
-*
-* If tau = 0, then H is taken to be the unit matrix.
-*
-* To apply H**H, supply conjg(tau) instead
-* tau.
-*
-* Arguments
-* =========
-*
-* SIDE (input) CHARACTER*1
-* = 'L': form H * C
-* = 'R': form C * H
-*
-* M (input) INTEGER
-* The number of rows of the matrix C.
-*
-* N (input) INTEGER
-* The number of columns of the matrix C.
-*
-* V (input) COMPLEX*16 array, dimension
-* (1 + (M-1)*abs(INCV)) if SIDE = 'L'
-* or (1 + (N-1)*abs(INCV)) if SIDE = 'R'
-* The vector v in the representation of H. V is not used if
-* TAU = 0.
-*
-* INCV (input) INTEGER
-* The increment between elements of v. INCV <> 0.
-*
-* TAU (input) COMPLEX*16
-* The value tau in the representation of H.
-*
-* C (input/output) COMPLEX*16 array, dimension (LDC,N)
-* On entry, the M-by-N matrix C.
-* On exit, C is overwritten by the matrix H * C if SIDE = 'L',
-* or C * H if SIDE = 'R'.
-*
-* LDC (input) INTEGER
-* The leading dimension of the array C. LDC >= max(1,M).
-*
-* WORK (workspace) COMPLEX*16 array, dimension
-* (N) if SIDE = 'L'
-* or (M) if SIDE = 'R'
-*
* =====================================================================
*
* .. Parameters ..