Adds the given MathObject, sym, to the symbol table, associating it with
the given name (which is probably the name of the symbol or that name
transformed to lower case, but it doesn't have to be).
This method is called by setUpMainPanel() to add a border to the canvas
(since the border is typically the last thing that should be added, on
top of anything else in the canvas.
addCase(int) -
Method in class net.sourceforge.webcompmath.data.Cases
Add a new case value to the list stored in this object.
Add the specified CoordinateRect to this DisplayCanvas, filling the
entire canvas, and with background color equal to the background color of
the canvas.
Add a row number variable (from the getRowNumberVariable() method) and a
column variable for each column (from the getColumnVariable() method) to
the parser.