This is documentation for Mathematica 6, which was
based on an earlier version of the Wolfram Language.
View current documentation (Version 11.2)


is a notebook option which specifies how cells in the notebook should be assembled into groups.
  • The default setting is typically CellGrouping->Automatic.
  • With CellGrouping->Automatic, cells are automatically grouped in a hierarchical way based on their styles.
  • With CellGrouping->Manual, cells must be grouped manually, either by setting up explicit CellGroupData expressions, or by using the Group Cells menu item in the notebook front end.
Create a notebook with automatic cell grouping:
Create a notebook with manual cell grouping:
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