h2update.h

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/* ------------------------------------------------------------
   This is the file "h2update.h" of the H2Lib package.
   All rights reserved, Knut Reimer 2010
   ------------------------------------------------------------ */

#ifndef H2UPDATE_H
#define H2UPDATE_H

#include "rkmatrix.h"
#include "clusteroperator.h"
#include "h2matrix.h"
#include "h2compression.h"


HEADER_PREFIX real
norm2_rkupdate_uniform(puniform u, uint k);

HEADER_PREFIX real
normfrob_rkupdate_uniform(puniform u, uint k);

HEADER_PREFIX void
rkupdate_h2matrix(prkmatrix R, ph2matrix Gh2, pclusteroperator rwf, pclusteroperator cwf,
                   ptruncmode tm, real eps);

HEADER_PREFIX pclusteroperator
prepare_row_clusteroperator(pclusterbasis rb, pclusterbasis cb, ptruncmode tm);

HEADER_PREFIX pclusteroperator
prepare_col_clusteroperator(pclusterbasis rb, pclusterbasis cb, ptruncmode tm);

#endif