diff options
Diffstat (limited to 'SRC/zlahr2.f')
| -rw-r--r-- | SRC/zlahr2.f | 40 |
1 files changed, 18 insertions, 22 deletions
diff --git a/SRC/zlahr2.f b/SRC/zlahr2.f index 12f7c628..da371b54 100644 --- a/SRC/zlahr2.f +++ b/SRC/zlahr2.f @@ -15,8 +15,8 @@ *> [TXT]</a> *> \endhtmlonly * -* Definition -* ========== +* Definition: +* =========== * * SUBROUTINE ZLAHR2( N, K, NB, A, LDA, TAU, T, LDT, Y, LDY ) * @@ -28,11 +28,11 @@ * $ Y( LDY, NB ) * .. * -* Purpose -* ======= * -*>\details \b Purpose: -*>\verbatim +*> \par Purpose: +* ============= +*> +*> \verbatim *> *> ZLAHR2 reduces the first NB columns of A complex general n-BY-(n-k+1) *> matrix A so that elements below the k-th subdiagonal are zero. The @@ -41,11 +41,10 @@ *> Q as a block reflector I - V*T*V**H, and also the matrix Y = A * V * T. *> *> This is an auxiliary routine called by ZGEHRD. -*> -*>\endverbatim +*> \endverbatim * -* Arguments -* ========= +* Arguments: +* ========== * *> \param[in] N *> \verbatim @@ -115,10 +114,9 @@ *> LDY is INTEGER *> The leading dimension of the array Y. LDY >= N. *> \endverbatim -*> * -* Authors -* ======= +* Authors: +* ======== * *> \author Univ. of Tennessee *> \author Univ. of California Berkeley @@ -129,10 +127,9 @@ * *> \ingroup complex16OTHERauxiliary * -* -* Further Details -* =============== -*>\details \b Further \b Details +*> \par Further Details: +* ===================== +*> *> \verbatim *> *> The matrix Q is represented as a product of nb elementary reflectors @@ -172,16 +169,15 @@ *> Gejin. Note that the entries of A(1:K,2:NB) differ from those *> returned by the original LAPACK-3.0's DLAHRD routine. (This *> subroutine is not backward compatible with LAPACK-3.0's DLAHRD.) -*> -*> References -*> ========== +*> \endverbatim +* +*> \par References: +* ================ *> *> Gregorio Quintana-Orti and Robert van de Geijn, "Improving the *> performance of reduction to Hessenberg form," ACM Transactions on *> Mathematical Software, 32(2):180-194, June 2006. *> -*> \endverbatim -*> * ===================================================================== SUBROUTINE ZLAHR2( N, K, NB, A, LDA, TAU, T, LDT, Y, LDY ) * |