petsc-3.10.5 2019-03-28
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# SNESGetNumberFunctionEvals

Gets the number of user provided function evaluations done by SNES.

### Synopsis

    #include "petscsnes.h"
    PetscErrorCode  SNESGetNumberFunctionEvals(SNES snes, PetscInt *nfuncs)

Not Collective

### Input Parameter

snes -SNES context

### Output Parameter

nfuncs -number of evaluations

### Notes

Reset every time SNESSolve is called unless SNESSetCountersReset() is used.

### Keywords

SNES, nonlinear, get, maximum, unsuccessful, steps

### See Also

SNESGetMaxLinearSolveFailures(), SNESGetLinearSolveIterations(), SNESSetMaxLinearSolveFailures(), SNESGetLinearSolveFailures(), SNESSetCountersReset()

### Level

intermediate

### Location

src/snes/interface/snes.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages