1. Benedetto Castelli, born Antonio Castelli, was an Italian mathematician.
10 Facts About Benedetto Castelli
1. 2.
Benedetto Castelli was a long-time friend and supporter of his teacher, Galileo Galilei, and in turn, he was a teacher to Galileo's son.
3.
Benedetto Castelli assisted Galileo's study of sunspots and participated in the examination of the theories of Nicolaus Copernicus.
4.
Benedetto Castelli was appointed as a mathematician to the University of Pisa, replacing Galileo, and later at the University of Rome La Sapienza.
5.
Benedetto Castelli introduced Bonaventura Cavalieri to Galileo, leading to extensive correspondence between the latter; Galileo was instrumental in procuring a position for Cavalieri at the University of Bologna in 1629.
6.
Benedetto Castelli was involved in the discovery of the phases of Venus:.
7.
Benedetto Castelli's students included Giovanni Alfonso Borelli, Raffaello Magiotti, Antonio Nardi, and Evangelista Torricelli, the inventor of the barometer and an early proponent of the air pump.
8.
Benedetto Castelli recommended Gasparo Berti for a chair of mathematics at Sapienza.
9.
Benedetto Castelli published Mensuration of Running Water, an important work on fluids in motion, and then his Geometrical Demonstrations of the Measure of Running Waters in which the publishing notes described him as Abbot of San Benedetto Aloysio and Mathematician to Pope Urban VIII, once a supporter of his mentor, Galileo.
10.
Benedetto Castelli dedicated both publications to "the most Illustrious, and most Excellent Prince" Taddeo Barberini, a nephew of Pope Urban VIII.