MatrixBlockMonolithicEpetra<DataType>::MatrixBlockMonolithicEpetra ( const MapVector<MapEpetra>& vector, int numEntries)
    :
    MatrixEpetra<DataType> (vector.totalMap() )
    //MatrixEpetra<DataType>( typename MatrixEpetra<DataType>::matrix_ptrtype())
{
    ASSERT ( vector.nbMap() > 0 , "Map vector empty, impossible to construct a MatrixBlockMonolithicEpetra!");

    MapEpetra myMap (vector.map (0) );
    M_blockNumRows.push_back (vector.mapSize (0) );
    M_blockNumColumns.push_back (vector.mapSize (0) );
    M_blockFirstRows.push_back (0);
    M_blockFirstColumns.push_back (0);

    UInt totalRows (vector.mapSize (0) );
    UInt totalColumns (vector.mapSize (0) );

    for (UInt i (1); i < vector.nbMap(); ++i)
    {
        myMap += vector.map (i);
        M_blockNumRows.push_back (vector.mapSize (i) );
        M_blockNumColumns.push_back (vector.mapSize (i) );
        M_blockFirstRows.push_back (totalRows);
        M_blockFirstColumns.push_back (totalColumns);

        totalRows += vector.mapSize (i);
        totalColumns += vector.mapSize (i);
    }

    this->mapPtr().reset (new MapEpetra (myMap) );
    this->matrixPtr().reset ( new typename MatrixEpetra<DataType>::matrix_type ( Copy, *myMap.map ( Unique ), numEntries, false) );
}
MatrixEpetraStructured<DataType>::MatrixEpetraStructured ( const MapVector<MapEpetra>& vector, int numEntries, bool ignoreNonLocalValues ) :
    MatrixEpetra<DataType> ( typename MatrixEpetra<DataType>::matrix_ptrtype() ), M_blockStructure ( vector )
{
    ASSERT ( vector.nbMap() > 0 , "Map vector empty, impossible to construct a MatrixBlockMonolithicEpetra!" );

    MapEpetra myMap ( vector.totalMap() );

    this->mapPtr().reset ( new MapEpetra ( myMap ) );
    this->matrixPtr().reset ( new typename MatrixEpetra<DataType>::matrix_type ( Copy, *myMap.map ( Unique ), numEntries, ignoreNonLocalValues ) );
}