[Haskell] ANNOUNCE: multiset 0.1

[Setzer, Sebastian (ext)]

> -----Original Message-----
> From: haskell-bounces at haskell.org 
> [mailto:haskell-bounces at haskell.org] On Behalf Of Wolfgang Jeltsch
> Sent: Thursday, February 07, 2008 11:08 AM
> To: haskell at haskell.org
> Subject: Re: [Haskell] ANNOUNCE: multiset 0.1
> 
> Am Donnerstag, 7. Februar 2008 02:43 schrieb Twan van Laarhoven:
> > Hello,
> >
> > I have just uploaded version 0.1 of the multiset library to 
> hackage. This
> > package provides Data.MultiSet and Data.IntMultiSet 
> modules. A multiset or
> > bag is like a set, but it can contain multiple copies of 
> the same element.
> >
> > The library is already pretty much finished, maybe I should 
> have called it
> > 1.0. It implements the same interface as Data.Set, with 
> some additional
> > functions specific to multisets.
> >
> > Hackage:
> > 
> http://hackage.haskell.org/cgi-bin/hackage-scripts/package/mul
> tiset-0.1
> > Haddock: http://twan.home.fmf.nl/multiset/doc/
> > Darcs:   http://twan.home.fmf.nl/repos/multiset/
> >
> > Twan
> 
> Hello,
> 
> this is interesting.  A few days ago I discovered that I 
> needed such a library 
> and decided to implement it myself.  However, I had not 
> started yet when I 
> received your e-mail.
> 
> A bit of criticism concerning the name: According to the 
> English Wikipedia, 
> multiset is a single word.  So the identifiers should be Multiset and 
> IntMultiset instead of MultiSet and IntMultiSet.  However, I 
> think it would 
> be even better to just use Bag and IntBag as identifiers.  
> Those are shorter 
> and maybe easier to remember.  After all, the term bag is 
> fairly standard.

For users of C++ STL, Multiset is probably easier to remember.

Greetings,
Sebastian Setzer

> 
> I think that actually your multiset/bag implementation should 
> be a part of the 
> containers package.  So why not ask the maintainers of the 
> containers package 
> for permission to add your implementation and change the 
> identifiers to Bag 
> and IntBag during this process?  This would be great.
> 
> Best wishes,
> Wolfgang
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