KSP_DIVERGED_DTOL

\(||r|| \ge dtol*||b||\)

Note

See KSPNormType and KSPSetNormType() for possible norms that may be used. By default for left preconditioning it is the 2-norm of the preconditioned residual, and the 2-norm of the residual for right preconditioning

See Also

KSP: Linear System Solvers, KSPNormType, KSP_CONVERGED_ATOL, KSP_CONVERGED_RTOL, KSPSolve(), KSPGetConvergedReason(), KSPConvergedReason, KSPSetTolerances()

Level

beginner

Location

include/petscksp.h

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Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages