DSOrthogonalize#

Orthogonalize the columns of a matrix.

Synopsis#

#include "slepcds.h" 
PetscErrorCode DSOrthogonalize(DS ds,DSMatType mat,PetscInt cols,PetscInt *lindcols)

Logically Collective

Input Parameters#

  • ds - the direct solver context

  • mat - a matrix

  • cols - number of columns to orthogonalize (starting from column zero)

Output Parameter#

  • lindcols - (optional) number of linearly independent columns of the matrix

See Also#

DS: Direct Solver (or Dense System), DSPseudoOrthogonalize()

Level#

developer

Location#

src/sys/classes/ds/interface/dspriv.c

Index of all DS routines Table of Contents for all manual pages Index of all manual pages