Eratosthenes of Cyrene
Kids and Teens - People and Society - Biography - Astronomers - Eratosthenes. Biography of the mathematician, geographer and astronomer born 276 BC in Cyrene, North Africa (now Shahhat, Libya). From The MacTutor History of Mathematics archive. ...
www-history.mcs.st-andrews.ac.uk
Wikipedia - Eratosthenes
Kids and Teens - People and Society - Biography - Astronomers - Eratosthenes. Brief article covers his life and work. Includes links for further reading. ...
en.wikipedia.org
The Eratosthenes Project
Kids and Teens - People and Society - Biography - Astronomers - Eratosthenes. Gives information about the techniques and computations used by this ancient mathematician to find the circumference of the earth. Includes sample sketch and reconstructed map of the world. ...
www.phys-astro.sonoma.edu
Animation of Eratosthenes' Prime Sieve
Science - Math - Number Theory - Prime Numbers. An interactive animation of the sieve of Eratosthenes to obtain prime numbers (JavaScript required). ...
www.hbmeyer.de
The Eratosthenes Project
Science - Math - History - People. Gives information about the techniques and computations used by this ancient mathematician to find the circumference of the earth. Includes sample sketch and recons ...
www.phys-astro.sonoma.edu
Eratosthenes of Cyrene (276-194 BC)
Science - Math - History - People. Discusses this early Grecian's discoveries in finding a good approximation of the circumference of the earth, the tilt angle of our planet and a tool for finding p ...
www.eranet.gr
Eratosthenes
Society - History - By Time Period - Ancient - Greece - People. Life and works of a mathematician, geographer and astronomer. ...
en.wikipedia.org
Eratho
Kids and Teens - People and Society - Biography - Astronomers - Eratosthenes. Brief information on Eratosthenes, including when and where he was born, as well as later historians that followed up on his work of the stars. ...
www.pbs.org