Twelfth root of two

the teeth of P. saturator except in being slightly shorter and stockier. Tooth crowns are slightly swollen around its base next to the root, but they

143. "Encouraged to move out of the Holy Roman Empire as persecution of their communities intensified during the twelfth and thirteenth centuries, the

Renaissance and Renewal in the Twelfth Century, (Cambridge: Harvard University Press, 1982). Guy Beaujouan, "The Transformation of the Quadrivium", pp. 463–87