EULENSPIEGEL

TILL, hero of a XVI.-cent. Ger. chap-book, full of coarse rustic jests and broad satire. nent Swi mathematician; b. Basel; Bernouilli’s pupil; prof. at St. Petersburg 1730; at Berlin at invitation of Frederick the Great 1741-66; returned to St. Petersburg, where he died. E. chiefly worked at problems left by Newton. Wrote Theorie de la Construction et de la of the Differential and Integral Calculus; Theory of Planetary Motion. Maced on i an gen. who, after serving inder Philip II. and Alexander, became