slepc-3.21.1 2024-04-26
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STGetMatStructure

Gets the internal MatStructure attribute to indicate which is the relation of the sparsity pattern of the matrices.

Synopsis

#include "slepcst.h" 
PetscErrorCode STGetMatStructure(ST st,MatStructure *str)
Not Collective

Input Parameters

st  - the spectral transformation context

Output Parameters

str  - either SAME_NONZERO_PATTERN, DIFFERENT_NONZERO_PATTERN, SUBSET_NONZERO_PATTERN, or UNKNOWN_NONZERO_PATTERN

See Also

STSetMatStructure(), STSetMatrices(), MatAXPY()

Level

advanced

Location

src/sys/classes/st/interface/stset.c

Examples

src/pep/tutorials/ex40.c


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