LMESetDimensions#

Sets the dimension of the subspace to be used by the solver.

Synopsis#

#include "slepclme.h" 
PetscErrorCode LMESetDimensions(LME lme,PetscInt ncv)

Logically Collective

Input Parameters#

  • lme - the linear matrix equation solver context

  • ncv - the maximum dimension of the subspace to be used by the solver

Options Database Keys#

  • -lme_ncv - Sets the dimension of the subspace

Notes#

Use PETSC_DETERMINE for ncv to assign a reasonably good value, which is dependent on the solution method.

See Also#

LMEGetDimensions()

Level#

intermediate

Location#

src/lme/interface/lmeopts.c

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