> From: Christoph Rippel [mailto:crippel / primenet.com]
[...]
> a = Fred.new  Complex.new (3,2)
> 
> p  b = a -  20.0
> p  c = 30 - a
> p  d = Complex.new(1,4.0) - a
> puts  b + c
I assume you know this  - just in case observe the differences between
a, puts a, and puts a + b ...

Christoph