Levens

French astronomer and mathematician best known for mathematically predicting the existence and precise location of the planet Neptune

The son of Napoleon I and disputed Emperor of the French for two days in 1815

French poet, dramatist, novelist, journalist, and influential art and literary critic whose extensive works spanned various genres and forms, including visual arts and photography

French mathematician who solved the 350-year-old problem of polynomial solvability by radicals, foundational to Galois theory and group theory