From: Radu Grigore <radugrigore@gmail.com>
To: fa.caml@googlegroups.com
Cc: caml-list@inria.fr
Subject: Re: [Caml-list] Priority queues, reloaded
Date: Sat, 2 Jul 2011 05:24:56 -0700 (PDT) [thread overview]
Message-ID: <30775f1d-9cce-4c46-b7f0-62cdcf9e52cf@glegroupsg2000goo.googlegroups.com> (raw)
In-Reply-To: <fa.V8myB/rA6OKILQg+GW40f8c1BGo@ifi.uio.no>
On Thursday, June 30, 2011 7:14:56 PM UTC+1, Jean-Christophe Filliâtre wrote:
> Le 30/06/2011 19:26, Gabriel Scherer a �crit :
> > Okasaki (eg. in its book "Purely functional data structure", but can
> > probably be found in papers available on the net) has a "leftist heap"
> > data structure [...]
Okasaki probably prefers maxiphobic heaps.
http://www.eecs.usma.edu/webs/people/okasaki/sigcse05.pdf
> I confirm that leftist heap is probably the best possible choice.
How is that better than using Set?
The only reason I see for implementing your own heap is to save space: Binomial heaps have much better constants. (Smaller space & cache will likely lead to less time.)
next parent reply other threads:[~2011-07-02 12:25 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <fa.V8myB/rA6OKILQg+GW40f8c1BGo@ifi.uio.no>
2011-07-02 12:24 ` Radu Grigore [this message]
2011-07-02 19:05 ` Andrew
2011-07-02 22:42 ` Radu Grigore
2011-07-10 17:55 ` Jon Harrop
2011-07-09 18:45 james woodyatt
[not found] ` <14B0DF03-EF83-4568-AB34-6B51BCE4B574@recoil.org>
2011-07-09 18:56 ` james woodyatt
[not found] <848371343.3424870.1309454037170.JavaMail.root@zmbs3.inria.fr>
2011-06-30 18:03 ` Daniel de Rauglaudre
[not found] <sfid-j-20110630-131704-+2.76-1@multi.osbf.lua>
2011-06-30 17:13 ` Andrew
2011-06-30 17:26 ` Gabriel Scherer
2011-06-30 18:14 ` Jean-Christophe Filliâtre
2011-06-30 18:36 ` Jean-Christophe Filliâtre
2011-07-09 9:02 ` Jon Harrop
2011-07-09 19:22 ` Jean-Christophe Filliâtre
2011-07-10 18:04 ` Jon Harrop
2011-06-30 19:13 ` Andrew
2011-06-30 22:17 ` Wojciech Meyer
2011-07-02 1:49 ` Norman Ramsey
2011-07-09 9:05 ` Jon Harrop
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