tutorial-1

Starting
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You may do standard arithmetic operations in a document,
ending the operation with an equals sign, for example:

     5 x 3 + 1 =

Single spaces may be used between the quantities and the
operators for clarity.  Two or more spaces, or a colon
delimit an operation, like here: 100 + 1 =

You may use 'x' as the multiplication symbol in most
cases, or '*' if you want.

Operations can be...   (2+7)x5 =   anywhere!

Press <F5> now to obtain the results of all calculations
in the document.  If you go up and modify some number,
press <F5> to recalculate.

Commands
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control-s saves the document.
control-l reload the document, loosing changes.
control-q ends the editor.
<F5> recalculates.