Data type: two dimensional vector

A coordinate or direction in a symbol.
This is a pair of [[type:double]]s.

The coordinates are usually in the range @0@ to @1@.
@(0,0)@ is the top-left of the symbol, @(1,1)@ the bottom-right.

--File syntax--
> (x-coordinate,y-coordinate)
For example
> (0.5,0.5)

--Script syntax--
Vectors can not be represented in script syntax.
