Epetra_OffsetIndex: This class builds index for efficient mapping of data from one Epetra_CrsGraph based object to another.
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Epetra_OffsetIndex: This class builds index for efficient mapping of data from one Epetra_CrsGraph based object to another.
Epetra_OffsetIndex generates and index of offsets allowing direct access to data for Import/Export operations on Epetra_CrsGraph based objects such as Epetra_CrsMatrix.