Leonhard Euler Sep 18 Leonhard Euler, Swiss mathematician (Euler's Constant), dies of a brain hemorrhage at 76 MathematicianLeonhard Euler Sep 18 Benjamin Kennicott, English churchman and Hebrew scholar, dies at 65 Sep 27 Étienne Bézout, French mathematician (b. 1730) 1782 Deaths in History by Year 1784