French mathematician who rigorously defined calculus, pioneered complex analysis, and profoundly influenced modern mathematics and physics

French writer, poet, dramatist, and novelist known for his autobiographical novel 'La Confession d'un enfant du siècle' and his contributions to French Romanticism

Prolific French poet and chansonnier, known as 'the most popular French songwriter of all time' and 'the first superstar of French popular music'

French philosopher who founded positivism and coined the term "sociology" to establish a science of society