# SNESGetSolutionUpdate
Returns the vector where the solution update is stored. 
## Synopsis
```
#include "petscsnes.h"  
PetscErrorCode SNESGetSolutionUpdate(SNES snes, Vec *x)
```
Not Collective, but x is parallel if snes is parallel


## Input Parameter

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



## Output Parameter

- ***x -*** the solution update





## See Also
 `SNES`, `SNESGetSolution()`, `SNESGetFunction()`

## Level
advanced

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/snes/interface/snes.c.html#SNESGetSolutionUpdate">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](/docs/manualpages/index.md)  
[Index of all manual pages](/docs/manualpages/singleindex.md)  
