William Toikka
William E. (Bill) Toikka,
an American electrical engineer, computer scientist, chess player and former chess programmer, associated withApplied Data Research inPrinceton, NJ. As member of theengineeringhonor societyTau Beta Pi, he graduated fromLehigh University in 1962[1][2].
CHAOS
Along withFred Swartz,Victor Berman,Joe Winograd,Mike Alexander andIra Ruben, William Toikka was co-author of the chess programCHAOS[3] , whose development started atRCA Systems Programming division inCinnaminson, NJ. CHAOS was one of the strongest programs of the 70s and early 80s, using an unique, knowledge based and selectivebest-first, iterative widening approach[4] , keeping thesearch tree in memory.
Photos
Team
CHAOS Team circa 1972 withUNIVAC 1108 Computer inCinnaminson, NJ
From left,Fred Swartz (rear),Vic Berman (front),Bill Toikka,Ira Ruben (seated),Joe Winograd[5]
ACM 1979
CHAOS vs.Duchess at theACM 1979[6]David Cahlander,William Toikka,Fred Swartz andTom Truscott
References
- ↑Pennsylvania Alpha Graduates 1961-1970 fromLehigh University,Tau Beta Pi
- ↑Pi Kappa Alpha - Article
- ↑pp. 52, Table I. History of theACM Tournaments fromBen Mittman,Monroe Newborn (1980).Computer chess atACM 79: the tournament and the man vs. man and machine match.Communications of the ACM, Vol. 23, Issue 1,pdf fromThe Computer History Museum
- ↑The Eleventh ACM's North American Computer Chess Championship aspdf reprint fromThe Computer History Museum
- ↑Photo courtesyJoe Winograd
- ↑Chaos vs. Duchess at the10th ACM North American Computer Chess Championship, 1979 Gift ofMonroe Newborn fromThe Computer History Museum
