Question: Who originated the proposition of the theory of gravitation?
Sentence (from "Nicolas Fatio de Duillier"): Fatio is known for his work on the zodiacal light problem in astronomy, for originating the "push" or "shadow" theory of gravitation, for his close association with both Christiaan Huygens and Isaac Newton, and for his role in the Newton v. Leibniz calculus controversy.
Relevant evidence: Yes