New answers tagged pl.programming-languages
6
You should have a look at the following paper -- and the previous work by Gori and Levi:
On Polymorphic Recursion, Type Systems, and Abstract Interpretation
Marco Comini1, Ferruccio Damiani2, Samuel Vrech, 2008
The problem of typing polymorphic recursion (i.e., recursive function
definitions rec {x = e} where different occurrences of x in e are used
...
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