/// <summary> Called when a column is inserted on the specified sheet. Tells
/// the formula parser to update all of its cell references beyond this
/// column
///
/// </summary>
/// <param name="sheetIndex">the sheet on which the column was removed
/// </param>
/// <param name="col">the column number which was removed
/// </param>
/// <param name="currentSheet">TRUE if this formula is on the sheet in which the
/// column was inserted, FALSE otherwise
/// </param>
public virtual void columnRemoved(int sheetIndex, int col, bool currentSheet)
{
root.columnRemoved(sheetIndex, col, currentSheet);
}
