[plt-scheme] When does eqv? differ from eq? , from equal?

From: Matthew Flatt (mflatt at cs.utah.edu)
Date: Tue Oct 7 11:21:21 EDT 2008

At Mon, 06 Oct 2008 19:52:41 -0700, David Vanderson wrote:
> Can someone enlighten me about make-hash and make-hasheq?  It would seem 
> that if eqv? is necessary, then make-hasheqv would also be necessary.
> Or is it that the number and character distinction between eq? and eqv? 
> is rarely needed in hashes?  Or am I missing something obvious?

You're right --- we really should add `eqv?'-based hash tables.


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