The full importance of variables will become clear in the context of scripts, but they can also be very useful when Hypatia is simply used as a calculator.
Setting Variables: Variable Names, Creating a Variable, The $myv = Assign Command, The STO Command, Viewing Variables, Deleting a Variable.
Saving Variables: The SAVE Command, The Saved Variables File Format, Retrieving Variables.
User-Defined Constants: User Constants Are Variables, Defining Your Own Constants, Constants as Insert Files.
Next Chapter: Insert Files and User Defined Elements