petsc-3.12.5 2020-03-29
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SNES_CONVERGED_SNORM_RELATIVE

The 2-norm of the last step <= stol * 2-norm(x) where x is the current solution and stol is the 4th argument to SNESSetTolerances()

Options Database Keys

-snes_stol <stol> - the step tolerance

See Also

SNESSolve(), SNESGetConvergedReason(), SNESConvergedReason, SNESSetTolerances()

Level

beginner

Location

src/snes/../../include/petscsnes.h
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages