Computer Chess Club Archives




Subject: Re: Singular extensions

Author: Ernst A. Heinz

Date: 09:20:39 01/09/98

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On January 09, 1998 at 11:50:04, Bruce Moreland wrote:

>On January 09, 1998 at 05:58:33, Ernst A. Heinz wrote:
>>"DarkThought" finds Qxf4 in iteration #10 after 35 sec and resolves
>>the mate in 2:19 min.
>If you scale this back to a P6/200 (I assume this time is on a faster
>Alpha than mine) and I think you are around a minute, so you are having
>some problems with this too.

Yes and no ... the times given are for a 500MHz Alpha-21164a but we
have some problems with this type of position.

BTW, what about the "mate extension" that you referred to -- are you
to share any details?

I have shortly tried to implement a "mate finding extension" twice
good success ... :-(


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