:orphan:
# DMInterpolationSetDof
Sets the number of fields interpolated at a point for the interpolation context
## Synopsis
```
#include "petscdmplex.h"
#include "petscsnes.h"
PetscErrorCode DMInterpolationSetDof(DMInterpolationInfo ctx, PetscInt dof)
```
Not Collective
## Input Parameters
- ***ctx -*** the context
- ***dof -*** the number of fields
## See Also
`DMInterpolationInfo`, `DMInterpolationGetDof()`, `DMInterpolationEvaluate()`, `DMInterpolationAddPoints()`
## Level
intermediate
## Location
src/snes/utils/dmplexsnes.c
## Examples
src/snes/tutorials/ex63.c
src/ts/tutorials/ex77.c
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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/snes/utils/dmplexsnes.c)
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