Author: Roger D Davis
Date: 17:20:22 08/14/05
Go up one level in this thread
On August 14, 2005 at 20:12:37, Eugene Nalimov wrote: >On August 14, 2005 at 20:08:21, Uri Blass wrote: > >>On August 14, 2005 at 18:01:28, Robert Hyatt wrote: >> >>>On August 14, 2005 at 17:00:02, Bernhard Bauer wrote: >>> >>>>On August 14, 2005 at 16:47:43, Darrel Briley wrote: >>>> >>>>>On August 14, 2005 at 15:22:43, Graham Banks wrote: >>>>> >>>>>>Best wishes for the remaining games. It would be really good for this to be the >>>>>>best Crafty ever! Fingers and toes crossed! >>>>>> >>>>>>Graham. >>>>> >>>>>1.5 with two blacks vs. Shredder and Junior. Impressive indeed. >>>>>Congratulations Bob! >>>>> >>>>> DB >>>> >>>>As Bob has pointed out earlier this is pure luck. >>>>Crafty has serios tactical weaknesses as all the >>>>computer chess specialists know. Crafty is not even commercial, >>>>so how can this be explainded in any other way, but luck? >>>>Perhaps Bob has found a very old version and is running this now, 6.4? >>>> >>>>Anyway congratulations and >>>>Kind regards >>>>Bernhard >>> >>> >>>I'd bet that those "serious tactical weaknesses" are not to be found on this >>>hardware, at least until someone is searching far faster than I am... >> >>Tactical weaknesses can be found also in software. >> >>> >>>Crafty's "serious tactical weaknesses" are more urban legend than fact... >> >>Comparing Crafty with fruit Crafty does not do checks in the first ply of the >>qsearch when fruit does it and Crafty does not use history based pruning when >>fruit does it. >> >>I think that these are relative weaknesses and using the ideas of fruit may help >>Crafty to be better in tactics. > >Those are not "ideas of fruit". Both are mentioned in the 1977 computer chess >book written by KAISSA authors. > >Thanks, >Eugene > >>Hardware is important to see deeper but there are also other factors. >> >>Uri Mentioned in 1977? When were they first implemented then? Roger
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