slepc-3.5.2 2014-10-10
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PEPComputeRelativeError

Computes the relative error bound associated with the i-th computed eigenpair.

Synopsis

#include "slepcpep.h" 
PetscErrorCode PEPComputeRelativeError(PEP pep,PetscInt i,PetscReal *error)
Collective on PEP

Input Parameter

pep - the polynomial eigensolver context
i - the solution index

Output Parameter

error - the relative error bound, computed as ||P(l)x||_2/||lx||_2 where l is the eigenvalue and x is the eigenvector.

See Also

PEPSolve(), PEPComputeResidualNorm(), PEPGetErrorEstimate()

Location: src/pep/interface/pepsolve.c
Index of all PEP routines
Table of Contents for all manual pages
Index of all manual pages