:orphan:
# SNESNewtonTRGetPostCheck
Gets the post-check function 
## Synopsis
```
#include "petscsnes.h"   
PetscErrorCode SNESNewtonTRGetPostCheck(SNES snes, PetscErrorCode (**func)(SNES, Vec, Vec, Vec, PetscBool *, PetscBool *, void *), void **ctx)
```
Not Collective


## Input Parameter

- ***snes -*** the nonlinear solver context



## Output Parameters

- ***func -*** [optional] function evaluation routine, for the calling sequence see `SNESNewtonTRPostCheck()`
- ***ctx  -*** [optional] user-defined context for private data for the function evaluation routine (may be `NULL`)





## See Also
 `SNESNEWTONTR`, `SNESNewtonTRSetPostCheck()`, `SNESNewtonTRPostCheck()`

## Level
intermediate

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/snes/impls/tr/tr.c.html#SNESNewtonTRGetPostCheck">src/snes/impls/tr/tr.c</A>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/snes/impls/tr/tr.c)


[Index of all SNES routines](index.md)  
[Table of Contents for all manual pages](/manualpages/index.md)  
[Index of all manual pages](/manualpages/singleindex.md)