hiding import, tuple instances

[Marcin 'Qrczak' Kowalczyk]

Fri, 31 Aug 2001 18:53:11 +0300, Cagdas Ozgenc <co19@cornell.edu> pisze:

> 1) How can I hide an instance of a class imported from prelude?

You can't. A given class/type pair must have at most one instance in
the whole program.

> How do I define functions that work on all tuples?

You can't, and this is unfortunate.

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