Year: < 15 10 ~ 1558 >

Nationality: UK

Source: Dictionary of Mathematicians

Life story:

Rick De, an Englishman, 15 10 was born in Debbie, Danbrook, and grew up in Oxford in his early years.

Learn to learn, once taught mathematics and medicine at Cambridge University, and later served as a professor at Oxford University.

The physics teacher of King Edward V of England and Queen Mary of England is also a famous lawyer.

And philosophers. 155 1 worked as a resource prosecutor, and was later imprisoned for bonds. 1558 London.

Trapped in prison.

Reckord made some contributions to mathematics. He compiled an arithmetic textbook at 1540.

It was adopted by British schools for many years. 1557, he wrote a paper entitled "Li Zhishi".

This is an algebra paper written in English, in which the operator "+"-"is systematically adopted.

, and adopted the method of finding the square root, in addition, he also wrote a book about astronomy.