NEPNLEIGSSetRestart#

Sets the restart parameter for the NLEIGS method, in particular the proportion of basis vectors that must be kept after restart.

Synopsis#

#include "slepcnep.h" 
PetscErrorCode NEPNLEIGSSetRestart(NEP nep,PetscReal keep)

Logically Collective

Input Parameters#

  • nep - the nonlinear eigensolver context

  • keep - the number of vectors to be kept at restart

Options Database Key#

  • -nep_nleigs_restart - Sets the restart parameter

Notes#

Allowed values are in the range [0.1,0.9]. The default is 0.5.

See Also#

NEP: Nonlinear Eigenvalue Problems, NEPNLEIGSGetRestart()

Level#

advanced

Location#

src/nep/impls/nleigs/nleigs.c

Implementations#

NEPNLEIGSSetRestart_NLEIGS() in src/nep/impls/nleigs/nleigs.c

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