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Represents when calculation engine should calculate formulas in the spreadsheet.
public enum Calculation
  Public Enum Calculation
  | Name | Description | 
|---|---|
| Automatic | Indicates that calculations in the spreadsheet will be performed automatically when cell values change.  | 
      
| Manual | Indicates that calculations in the spreadsheet will be triggered manually by the user.  | 
      
| Semiautomatic | Indicates that calculations in the spreadsheet will be performed automatically when cell values change except for tables.  |