This post saw him preparing students for the "agregation" examination and it was the same post in the same university to which Baire had been appointed in 1901. Baire had left Montpellier before Denjoy took up this appointment, but he was an important figure in the development of Denjoy's mathematics.
Ang post na ito ay nakakita sa kanya paghahanda ng mga mag-aaral para sa "agregation" na pagsusuri at ito ay ang parehong post sa parehong unibersidad na kung saan Baire had been hihirangin sa 1901. Baire had kaliwa Montpellier bago Denjoy took up appointment na ito, ngunit siya ay isang mahalagang tayahin sa pag-unlad ng Denjoy's matematika.