He was influenced by the work of Liouville and wrote both a long paper and a two volume treatise on the Laplace transform and its application to ordinary linear differential equations.
Siya ay naiimpluwensyahan ng trabaho ng Liouville at wrote pareho ng isang mahabang papel at isang dalawang dami treatise sa Laplace-ibang-anyo at ang mga aplikasyon sa karaniwang haba kaugalian equation.