is identity the only polymorphic function without typeclasses?

Sun, 2 Mar 2003 10:18:13 +0200

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Greetings,

Is identity function the only meaningful function one can write without =
constraining the type variable using a typeclass? If not, could you =
please give a counter-example?

Thanks

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<DIV><FONT face=3DArial size=3D2>Greetings,</FONT></DIV>
<DIV>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>Is identity function the only =
meaningful function=20
one can write without constraining the type variable using a typeclass? =
If not,=20
could you please give a counter-example?</FONT></DIV>
<DIV>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>Thanks</FONT></DIV>
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