# NEPGetLagPreconditioner

Indicates how often the preconditioner is rebuilt.

### Synopsis

    #include "slepcnep.h"
    PetscErrorCode NEPGetLagPreconditioner(NEP nep,PetscInt *lag)

Not Collective

### Input Parameter

nep - the NEP context

### Output Parameter

lag - the lag parameter

### See Also

NEPSetLagPreconditioner()

Location: src/nep/interface/nepopts.c
Index of all NEP routines
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Index of all manual pages