[Haskell-cafe] parse error on input `&'
kisiso10 at yahoo.fr
Sat Apr 25 13:29:30 EDT 2009
I've defined the following datatype with haskell
data Graph a b = Empty | Context a b & Graph a b
But I am having the error message: " parse error on input `&' ".
I am wondering what it is wrong with my definition. How can I fix this?
Thanks in advance.
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