# vtk DataFile Version 4.2 vtk output BINARY DATASET UNSTRUCTURED_GRID POINTS 4 double ¿ð?ð?ð METADATA INFORMATION 1 NAME L2_NORM_RANGE LOCATION vtkDataArray DATA 2 0 1 CELLS 1 5  CELL_TYPES 1 CELL_DATA 1 FIELD FieldData 1 FloatValue 1 1 float METADATA INFORMATION 0