160810 June 15 was born in a noble family, and showed his mathematical ability when he was young. At the age of 20, he went to Rome to study mathematics under the guidance of Galileo's early student B. Castelli, and became his secretary after graduation.
164 1 year, he wrote his first paper "On the Motion of Free Falling Body", which developed Galileo's motion thought.
On the recommendation of Castell, he became Galileo's assistant. After Galileo's death, he succeeded Galileo as a court mathematician and died early on125 (39 years old).
://baike.baidu/view/27923。