Definition: Brancard, a French mathematician, was born in 1639. He is best known for his work on the theory of calculus and his contributions to the development of mathematical analysis. His works are considered foundational for the study of differential and integral calculus. Brancard's major contribution is his book "De Analyse" (On Analysis), which was published in 1748. The book contains a vast number of examples that illustrate various topics, including the fundamental concepts