[plt-scheme] efficient set implementation

I don't know which one is more efficiënt. I've got an implementation
that is thread safe, based on an AVL implementation.

http://planet.plt-scheme.org/300/#datastructs.plt

--Hans


Sam Tobin-Hochstadt schreef:
> On Mon, 2006-09-04 at 08:46 -0600, Chongkai Zhu wrote:
>   
>> Hi all,
>>
>> Is there any existing efficient set implementation (like RedBlackSet) in Scheme, PLT in particular?
>>     
>
> See galore.plt in PLaneT.  
>
> http://planet.plt-scheme.org/#galore.plt
>
> sam th
>
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