Stanley and Livingstone has verified that world-renowned missionary David Livingstone is dead. Bennett does not believe it, and would relish embarrassing his rival by proving the story wrong. It is a daunting task, searching the mostly unmapped interior of the "dark continent" for one man, but Stanley accepts the challenge. On the boat trip to Zanzibar, Stanley makes a very unfavorable impression on fellow passenger Lord Tyce. Stanley meets Eve Kingsley (Nancy Kelly) and her father, John Kingsley (Henry Travers), the temporary head of the British authorities in Zanzibar. Eve has been seeing Gareth Tyce, recovering from his ordeal, in the hope of
19th century in science later in the 19th century by the German mathematician Bernhard Riemann; here no parallel can be found and the angles in a triangle add up to more than 180°. Riemann also developed Riemannian geometry, which unifies and vastly generalizes the three types of geometry. The 19th century saw the beginning of a great deal of abstract algebra. Hermann Grassmann in Germany gave a first version of vector spaces, William Rowan Hamilton in Ireland developed noncommutative algebra. The British mathematician George Boole devised an algebra that soon evolved into what is now called Boolean algebra, in which the only numbers were