>>>>> "M" == Mathieu Bouchard <matju / sympatico.ca> writes:

M> a=[7]; a<<a
M> b=[7,[7]]; b[1]<<b

M> a==b

pigeon% ruby
require 'tangle'
a=[7]; a<<a
b=[7,[7]]; b[1]<<b
p a == b
-:4:in `==': detected recursive container object (TypeError)
        from -:4
pigeon% 

 This is what you are looking with Christoph Rippel <crippel / primenet.com>

 tangle is on moulon, if you want try it.


Guy Decoux