Question: Who is a French scholar that specialized in Physics and astronomy?
Sentence (from "Euler's three-body problem"): Important extensions and analyses were contributed subsequently by Lagrange, Liouville, Laplace, Jacobi, Darboux, Le Verrier, Velde, Hamilton, Poincaré, Birkhoff and E. T. Whittaker, among others.
Relevant evidence: No