Actual source code: matis.h

     5:  #include src/mat/matimpl.h

      7: typedef struct {
      8:   Mat                    A;             /* the local Neumann matrix */
      9:   VecScatter             ctx;           /* update ghost points for matrix vector product */
     10:   Vec                    x,y;           /* work space for ghost values for matrix vector product */
     11:   ISLocalToGlobalMapping mapping;
     12:   int                    rstart,rend;   /* local row ownership */
     13:   PetscTruth             pure_neumann;
     14: } Mat_IS;

     16: #endif