In the Mécanique Céleste Laplace's equation appears but although we now name this equation after Laplace, it was in fact known before the time of Laplace.
Sa Mécanique Céleste Laplace's equation ay lilitaw ngunit kahit na namin ngayon sa pangalan na ito pagkatapos ng Laplace equation, ito ay sa katunayan kilala bago ang oras ng Laplace.