 1958 , H. A. Simon and Allen Newell : " within ten years a digital computer will be the world 's chess champion " and " within ten years a digital computer will discover and prove an important new mathematical theorem . " 
 1958 , H. A. Simon and Allen Newell : " within ten years a digital computer will be the world <a href='null_genetive' title='1'><mark>'s</mark></a>chess champion " and " within ten years a digital computer will discover and prove an important new mathematical theorem . " 
1958 , H. A. Simon and Allen Newell : " within ten years a digital computer will b the world  chess champion " and " within ten years a digital computer gon discover and prove an important new mathematical theorem . "