Abstract
Previous chapter In 325 or 337 AD, the emperor Constantine the Great converted to Christianity. In 380 AD, Theodosius I, together with Gratian and Valentinian II, made it the only legitimate imperial religion. From that period on, the spread of Christianity over the empire had a tremendous impact on rhythmology. Most of Christian thinkers heavily borrowed from previous rhetoric, music and metaphysical theories but they substantially transformed them to fit their particular needs, - Sur le concept de rythme – Nouvel article