- d'Alembert - Jean Le Rond d'Alembert (1717-1783) - Helped to resolve the controversy in mathematical physics over the conservation of kinetic energy by improving Newton's definition of force. A biography with references to his work and contemporaries, as well as affiliated organisations.
- Hamilton, Sir William Rowan (1805-1865) - Responsible for Hamilton's Principle and the classical Hamiltonian
- Lagrange, Joseph Louis - A biography written with reference to his peers; includes quotations and references to his works.
