:orphan:
# SNESGetAlwaysComputesFinalResidual
checks if the `SNES` always computes the residual at the final solution 
## Synopsis
```
#include "petscsnes.h"  
PetscErrorCode SNESGetAlwaysComputesFinalResidual(SNES snes, PetscBool *flg)
```
Logically Collective


## Input Parameter

- ***snes -*** the `SNES` context



## Output Parameter

- ***flg -*** `PETSC_TRUE` if the residual is computed





## See Also
 [](ch_snes), `SNES`, `SNESSolve()`, `SNESSetAlwaysComputesFinalResidual()`

## Level
advanced

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/snes/interface/snes.c.html#SNESGetAlwaysComputesFinalResidual">src/snes/interface/snes.c</A>


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