slepc-3.15.0 2021-03-31
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Orthogonalize the columns of a matrix.


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

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


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