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# PetscDSSetConstants
Set the array of constants passed to point functions
## Synopsis
```
#include "petscds.h"
PetscErrorCode PetscDSSetConstants(PetscDS prob, PetscInt numConstants, PetscScalar constants[])
```
Not Collective
## Input Parameters
- ***prob -*** The `PetscDS` object
- ***numConstants -*** The number of constants
- ***constants -*** The array of constants, NULL if there are none
## See Also
`PetscDS`, `PetscDSGetConstants()`, `PetscDSCreate()`
## Level
intermediate
## Location
src/dm/dt/interface/dtds.c
## Examples
src/snes/tutorials/ex12.c
src/snes/tutorials/ex17.c
src/snes/tutorials/ex36.c
src/snes/tutorials/ex62.c
src/snes/tutorials/ex69.c
src/snes/tutorials/ex71.c
src/snes/tutorials/ex76.c
src/ts/tutorials/ex48.c
src/ts/tutorials/ex53.c
src/ts/tutorials/ex76.c
src/ts/tutorials/ex77.c
---
[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/dm/dt/interface/dtds.c)
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[Index of all manual pages](/manualpages/singleindex.md)