PEPSetTarget#

Sets the value of the target.

Synopsis#

#include "slepcpep.h" 
PetscErrorCode PEPSetTarget(PEP pep,PetscScalar target)

Logically Collective

Input Parameters#

  • pep - eigensolver context

  • target - the value of the target

Options Database Key#

  • -pep_target - the value of the target

Notes#

The target is a scalar value used to determine the portion of the spectrum of interest. It is used in combination with PEPSetWhichEigenpairs().

In the case of complex scalars, a complex value can be provided in the command line with [+/-][realnumber][+/-]realnumberi with no spaces, e.g. -pep_target 1.0+2.0i

See Also#

PEPGetTarget(), PEPSetWhichEigenpairs()

Level#

intermediate

Location#

src/pep/interface/pepbasic.c

Examples#

src/pep/tutorials/ex40.c
src/pep/tutorials/ex50.c

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