eratosthenes - Ask Kids Web Search

Since Eratosthenes knew that the earth was a sphere, he correctly reasoned that if he could determine the altitude of the noon sun at some other location on the first day of summer, AND if he...

www.phys-astro.sonoma.edu/observatory/eratosthenes/ www.phys-astro.sonoma.edu/observatory/eratosthenes/

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Eratosthenes biography

Biography of Eratosthenes (BB^Y-194 BC) ... Eratosthenes was born in Cyrene which is now in Libya in North Africa.

www-history.mcs.st-andrews.ac.uk/Biographies/Eratosthen... www-history.mcs.st-andrews.ac.uk/Biographies/Eratosthenes.html

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Eratosthenes of Cyrene

Eratosthenes of Cyrene. Eratosthenes of Cyrene lived approximately 275-195 BC. He was born in Cyrene which is now in Libya in North Africa. ... sieve of eratosthenes...

space.about.com/cs/astronomerbios/a/Eratosthenesbio.htm space.about.com/cs/astronomerbios/a/Eratosthenesbio.htm

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Sieve of Eratosthenes from Interactive Mathematics Miscellany and

Sieve of Eratosthenes: an ancient way of getting the prime numbers ... Eratosthenes (276-194 B.C.) was the third librarian of the famous library in Alexandria and an outstanding scholar all around.

www.cut-the-knot.org/Curriculum/Arithmetic/Eratosthenes... www.cut-the-knot.org/Curriculum/Arithmetic/Eratosthenes.shtml

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Sieve of Eratosthenes

Here is a Java applet to let you play with the sieve of Eratosthenes. It may take a few seconds to start up or reset.

www.vex.net/~trebla/numbertheory/eratosthenes.html www.vex.net/~trebla/numbertheory/eratosthenes.html

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Eratosthenes

Eratosthenes invented a method for efficiently constructing tables of prime numbers. This method, the "Sieve of Eratosthenes", It goes like this.

www.math.utah.edu/history/eratosthenes.html www.math.utah.edu/history/eratosthenes.html

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Eratosthenes

Eratosthenes (276 - 195 B.C.) ... Eratosthenes used geometry to estimate the circumference of the Earth.

astrosun2.astro.cornell.edu/academics/courses/astro201/... astrosun2.astro.cornell.edu/academics/courses/astro201/eratosthenes.htm

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Eratosthenes

Eratosthenes was an important mathematical figure of ancient Greece. Among his accomplishments was the accurate measurement of the earth's circumference.

www.3villagecsd.k12.ny.us/wmhs/Departments/Math/OBrien/... www.3villagecsd.k12.ny.us/wmhs/Departments/Math/OBrien/eros.html

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eratho

The man who first measured the world, the Greek astronomer Eratosthenes (c. 276-196 B.C.), lived in Alexandria during the 3rd century B.C. He noticed that on the first day of summer in Syene

www.pbs.org/wnet/hawking/cosmostar/html/cstars_eratho.h... www.pbs.org/wnet/hawking/cosmostar/html/cstars_eratho.html

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Eratosthenes - Biography of Eratosthenes

Learn about Eratosthenes, the ancient Greek scholar and head librarian of the Great Library at Alexandria, known today as the father of geography. ... Eratosthenes was born around 276 B.C.E.

geography.about.com/od/historyofgeography/a/eratosthene... geography.about.com/od/historyofgeography/a/eratosthenes.htm

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