 In the Journal des Sçavans 1685 ( 26.VIII ) , p . 314 there appear two problems concerning the probability each of two players may have of winning in a game of dice . Solutions were published in the Acta Eruditorum 1690 ( May ) , pp. 219 – 223 in the article Quaestiones nonnullae de usuris , cum solutione Problematis de Sorte Alearum . In addition , Leibniz himself published a solution in the same journal on pages 387 @-@ 390 . 
