SNES_DIVERGED_FNORM_NAN#

the 2-norm of the current function evaluation is not-a-number (NaN), this is usually caused by a division of 0 by 0.

See Also#

SNES: Nonlinear Solvers, SNES, SNESSolve(), SNESGetConvergedReason(), SNESConvergedReason, SNESSetTolerances()

Level#

beginner

Location#

include/petscsnes.h

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