Foreword (C.E. Sandifer and R.E. Bradley) -- Introduction (C.E. Sandifer and R.E. Bradley) -- Leonhard Euler: Life and Thought (R.S. Calinger) -- Leonard Euler and Russia (P. Hoffmann) -- Princess Dashkova, Euler, and the Russian Academy of Sciences (R.S. Calinger and E.N. Polyakhova) -- Leonhrd Euler and Philosophy (W. Breidert) -- Images of Euler (F. Fasanelli) -- Euler and Applications of Analytical Mathematics to Astronomy (C. Wilson) -- Euler and Indian Astronomy (K. Plofker) -- Euler and Kinematics (T. Koetsier) -- Euler on Rigid Bodies (S.G. Langton) -- Euler's Analysis Textbooks (V.J. Katz) -- Euler and the Calculus of Variations (R. Thiele) -- Euler, D'Alembert and the Logarithm Function (R.E. Bradley) -- Some Facets of Euler's Work on Series (C.E. Sandifer) -- The Geometry of Leonhard Euler (H.S. White) -- Cyclotomy: From Euler through Vandermonde to Gauss (O. Neumann) -- Euler and Number Theory: A Study in Mathematical Invention (J. Suzuki) -- Euler and Lotteries (D.R. Bellhouse) -- Euler's Science of Combinations (B. Hopkins and R. Wilson) -- The Truth about öKnigsberg (B. Hopkins and R. Wilson) -- The Polyhedral Formula (D. Richeson) -- On the Recognition of Euler among the French, 1790-1830 (I. Grattan-Guinness) -- Euler's Influence on the Birth of Vector Mechanics (S. Caparrini) -- Euler's Contribution to Differential Geometry and its Reception (K. Reich) -- Euler's Mechanics as a Foundation of Quantum Mechanics (D. Suisky) -- Index.