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From: "Quôc Peyrot" <chojin@lrde.epita.fr>
To: Pal-Kristian Engstad <pal_engstad@naughtydog.com>
Cc: caml-list@yquem.inria.fr
Subject: Re: [Caml-list] Book about functional design patterns
Date: Wed, 27 Jun 2007 23:18:21 +0200	[thread overview]
Message-ID: <C1E56D74-E1D0-4CC0-B1BE-3B7B67BBA0D2@lrde.epita.fr> (raw)
In-Reply-To: <4682CF58.7010709@naughtydog.com>


On Jun 27, 2007, at 10:58 PM, Pal-Kristian Engstad wrote:

> Quôc Peyrot wrote:
>> I don't understand that part. Each time you add a node, log2(n)  
>> node needs to be re-allocated. Hence the total number of  
>> reallocations is:
>> Sum(ceil(log2(i)), i = 1..N) with N = 1000000, which is significant.

Oops, my mistake I meant "floor" not ceil.

> So you are saying that inserting N elements into a tree takes O 
> (n*log2(n)).

Not exactly, log2(N!) is a closer estimate (estimate because of the  
"floor" introducing a bias in the sum)

-- 
Best Regards,
Quôc




  reply	other threads:[~2007-06-27 21:18 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-06-27 12:14 The Implicit Accumulator: a design pattern using optional arguments Jon Harrop
2007-06-27 13:18 ` [Caml-list] " Quôc Peyrot
2007-06-27 13:53   ` Jon Harrop
2007-06-27 14:18     ` Thomas Fischbacher
2007-06-27 15:09     ` Quôc Peyrot
2007-06-27 15:28     ` Mattias Engdegård
2007-06-27 15:38       ` Robert Fischer
2007-06-27 15:48         ` Mattias Engdegård
2007-06-27 16:01           ` Robert Fischer
2007-06-27 16:01           ` Mattias Engdegård
2007-06-27 18:06           ` Jon Harrop
2007-06-27 18:31             ` Brian Hurt
2007-06-27 19:56               ` skaller
2007-06-27 20:17               ` Jonathan Bryant
2007-06-27 22:57               ` Jon Harrop
2007-06-27 16:53     ` Hash-consing (was Re: [Caml-list] The Implicit Accumulator: a design pattern using optional arguments) Daniel Bünzli
2007-06-30  8:19     ` [Caml-list] The Implicit Accumulator: a design pattern using optional arguments Pierre Etchemaïté
2007-06-27 13:55   ` Thomas Fischbacher
2007-06-27 15:06     ` Quôc Peyrot
2007-06-27 15:53       ` Jon Harrop
2007-06-28 11:01         ` Thomas Fischbacher
2007-06-28 11:32           ` Jon Harrop
2007-06-28 11:42             ` Joel Reymont
2007-06-28 12:08               ` Jon Harrop
2007-06-28 13:10                 ` Quôc Peyrot
2007-06-28 13:35                   ` Thomas Fischbacher
2007-06-28 12:59             ` Thomas Fischbacher
2007-06-28 13:05               ` Jon Harrop
2007-06-28 13:33                 ` Thomas Fischbacher
2007-06-28 14:43                   ` Jon Harrop
2007-06-28 16:01                     ` Thomas Fischbacher
2007-06-28 17:53                       ` Jon Harrop
2007-06-27 16:39       ` Thomas Fischbacher
2007-06-27 19:26         ` Quôc Peyrot
2007-06-28 11:39           ` Thomas Fischbacher
2007-06-28 14:44             ` Jon Harrop
2007-06-28 16:03               ` Thomas Fischbacher
2007-06-28 17:20                 ` Dirk Thierbach
2007-06-28 22:12                   ` Thomas Fischbacher
2007-06-29  1:10                     ` Jon Harrop
2007-06-29 10:55                       ` Thomas Fischbacher
2007-06-29  6:12                     ` Dirk Thierbach
2007-06-27 17:16       ` Book about functional design patterns Gabriel Kerneis
2007-06-27 17:48         ` [Caml-list] " Jon Harrop
2007-06-27 19:33           ` Quôc Peyrot
2007-06-27 19:30         ` Quôc Peyrot
2007-06-27 19:48           ` Brian Hurt
2007-06-27 20:04             ` Quôc Peyrot
2007-06-27 20:35               ` Brian Hurt
2007-06-27 20:55                 ` Quôc Peyrot
2007-06-27 20:58                   ` Pal-Kristian Engstad
2007-06-27 21:18                     ` Quôc Peyrot [this message]
2007-06-27 21:18                       ` Pal-Kristian Engstad
2007-06-27 21:34                         ` Quôc Peyrot
2007-06-27 22:13                           ` Pal-Kristian Engstad
2007-06-27 15:18     ` [Caml-list] The Implicit Accumulator: a design pattern using optional arguments Jon Harrop
2007-06-27 16:44       ` Thomas Fischbacher
2007-06-27 18:17         ` Jon Harrop
2007-06-28 11:18           ` Thomas Fischbacher
2007-06-29 13:15     ` Bill Wood

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