Author: John Wentworth
Date: 20:17:37 01/20/01
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On January 20, 2001 at 17:15:48, Ulrich Tuerke wrote: >On January 20, 2001 at 08:40:31, John Wentworth wrote: > >>Has anyone else seen programs annouce a Mate in X number of moves only to have >>it repeat it the several times, or be just wrong all together. I have Hiarcs >>7.32 and it does this frequently, it's like it can't count or it's not seeing >>everything it should. If I remember correctly, other programs I used to play did >>not have this problem. > >Sometimes programmers prefer the approach to terminate the search as soon as a >mate in the tree had been detected. >This sounds reasonable; usually it suffices to find a mate in order to win the >games. >In case a mate had already previously been announced this may lead then to the >weird effects which you have observed. >I have already seen a case where a program was continously announcing mates and >finally drawing by a repetition of position; unfortunately it was my prog. -:) > >Uli Well I can definitely respect the programming difficulties. I used to do Software quality assurance work and still have the habit of looking for bugs. :)
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