MatCoarsenSetThreshold

Set the threshold for HEM

Synopsis

#include "petscmat.h" 
PetscErrorCode MatCoarsenSetThreshold(MatCoarsen coarse, PetscReal b)

Logically Collective

Input Parameters

• coarse - the coarsen context

• b - threshold value

Options Database Key

• -mat_coarsen_threshold <- 1> - threshold

Note

It is not documented how this threshold is used

See Also

MatCoarsen, MatCoarsenType, MatCoarsenApply(), MatCoarsenCreate(), MatCoarsenSetType()

Level

intermediate

Location

src/mat/graphops/coarsen/coarsen.c

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Index of all MatGraphOperations routines
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Index of all manual pages