Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Revisiting movepath enumerations of the initial position

Author: Uri Blass

Date: 02:04:57 08/12/03

Go up one level in this thread


On August 12, 2003 at 03:28:10, Steven Edwards wrote:

>On August 11, 2003 at 23:03:29, Rick Bischoff wrote:
>
>>You must have been *really* bored to sit there and wait for 7, 8 and 9... not to
>>mention 10 and 11.. I'll expect your follow up post in 40 some years :-)
>
>Forty years!?  Alas, being seriously disabled from diabetes, I'm not sure I can
>make it for another forty months.  But I will do what I can.  Anyway, deep
>enumeration is not for impatient.
>
>Here are the first two subtree counts for depth ten:
>
>Na3: 2440848135252
>Nc3: 3096505857746

I believe that with hash tables it is possible to be significantly faster than
40 years even for depth 11.

Even without them I believe that depth 9 takes less than 24 hours with fast
hardware for my perft so depth 11 probably takes less than 3 years.

Uri



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.