# PCJacobiType
What elements are used to form the Jacobi preconditioner 
## Synopsis
```
typedef enum {
  PC_JACOBI_DIAGONAL,
  PC_JACOBI_ROWMAX,
  PC_JACOBI_ROWSUM
} PCJacobiType;
```



## See Also


## Level
intermediate

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/include/petscpctypes.h.html#PCJacobiType">include/petscpctypes.h</A>


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