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Topic: Archimedes

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In the News (Wed 17 Apr 19)

  Mind and Visual Puzzles!
Encourage creative exploration?" Multicultural interactive puzzle activities and workshops for museums and institutions.
Purchase online geometric and mechanical puzzles, books that enhance creativity and puzzle solving skills, math and optical illusion cards or Archimedes' Lab journal.
Archimedes' Lab, P.O. Box 1700, 16121 Genova Centro,
www.archimedes-lab.org   (338 words)

 [No title]
Archimedes is one of the greatest mathematicians of all time.
Archimedes also gave a quite different proof of nearly the same proposition by a method using infinitesimals; that different proof is found here.
In this book Archimedes obtains the result he was most proud of: that the area and volume of a sphere are in the same relationship to the area and volume of the circumscribed straight cylinder.
wikiwhat.com /encyclopedia/a/ar/archimedes.html   (1455 words)

 Archimedes Encyclopedia Article @ ColorfulImaginations.com (Colorful Imaginations)   (Site not responding. Last check: )
Archimedes became a popular figure as a result of his involvement in the defense of Syracuse against the Roman siege in the Second Punic War.
Archimedes was killed by a Roman soldier during the sack of Syracuse during the Second Punic War, despite orders from the Roman general Marcellus that he was not to be harmed.
In this scroll Archimedes obtains the result he was most proud of: the relation between the area of a sphere to that of a circumscribed straight cylinder is the same as that of the volume of the sphere to the volume of the cylinder (exactly 2/3).
colorfulimaginations.com /encyclopedia/Archimedes   (2271 words)

 Archimedes Palimpsest
Archimedes was born in the city of Syracuse on the island of Sicily in 287 BC.
Archimedes' tombstone was, as he had wished, engraved with an image of a sphere within a cylinder, after one of his geometrical treatises.
Archimedes is also credited with the discovery of the principle of buoyancy, or the power of a fluid to exert an upward force on a body placed in it.
www.archimedespalimpsest.org /archimedes_bio1.html   (1069 words)

 10.2. Archimedes (287? -212 B.C.)
Born in 287 B.C., in Syracuse, a Greek seaport colony in Sicily, Archimedes was the son of Phidias, an astronomer.
Archimedes proved to be a master at mathematics and spent most of his time contemplating new problems to solve, becoming at times so involved in his work that he forgot to eat.
When Archimedes was buried, they placed on his tombstone the figure of a sphere inscribed inside a cylinder and the 2:3 ratio of the volumes between them, the solution to the problem he considered his greatest achievement.
web01.shu.edu /projects/reals/history/archimed.html   (846 words)

 Archimedes - MSN Encarta
Archimedes was born in Syracuse, Sicily, and educated in Alexandria, Egypt.
He is best known for discovering the law of hydrostatics, often called Archimedes' principle, which states that a body immersed in fluid loses weight equal to the weight of the amount of fluid it displaces.
It is said that Archimedes was so absorbed in calculation that he offended the intruder merely by remarking, “Do not disturb my diagrams.” Several of his works on mathematics and mechanics survive, including Floating Bodies, The Sand Reckoner, Measurement of the Circle, Spirals, and Sphere and Cylinder.
encarta.msn.com /encyclopedia_761558086/Archimedes.html   (376 words)

 BBC - History - Archimedes (c.290/280 BC - 212/211 BC)
Archimedes was born and mainly lived in Syracuse on the eastern coast of Sicily.
When Archimedes measured the volume of the crown it was greater than the volume of a kilo of gold, and Hieron saw that he had been cheated.
Archimedes realised that with a perfect lever there was no theoretical limit to how large a load could be shifted with any given weight.
www.bbc.co.uk /history/historic_figures/archimedes.shtml   (623 words)

Archimedes made many contributions to geometry in his work on the areas of plane figures and on the areas of area and volumes of curved surfaces.
Archimedes proved that the volume of an inscribed sphere is two-thirds the volume of a circumscribed cylinder.
Archimedes was not content to use that as the biggest number, so he decided to conduct an experiment using large numbers.
library.thinkquest.org /4116/History/archimedes.htm   (269 words)

Archimedes' contributions to science and math include the discovery and development of the laws and principles of mechanics, buoyancy, hydrostatics, specific gravity, the lever, and the pulley; in addition, he discovered how to find the measurement of a circle and the volume of a solid.
Archimedes lived in Syracuse for his whole life, except for when he went to school in Alexandria, and at one point it was up to Archimedes' inventions to save Syracuse from being taken by the Romans.
Archimedes loved to study astronomy, and although his career in astronomy is not so amazing as his one in mathematics, he still made discoveries that helped to change the science of astronomy for scientists for generations to come.
www.hyperhistory.net /apwh/bios/b2archimedes_p1ab.htm   (864 words)

 Archimedes - Crystalinks
Archimedes Principal states: an object immersed in a fluid experiences a buoyant force that is equal in magnitude to the force of gravity on the displaced fluid.
Archimedes had stated in a letter to King Hieron that given the force, any given weight might be moved, and even boasted, we are told, relying on the strength of demonstration, that if there were another earth, by going into it he could remove this.
Archimedes was killed in 212 BC during the capture of Syracuse by the Romans in the Second Punic War after all his efforts to keep the Romans at bay with his machines of war had failed.
www.crystalinks.com /archimedes.html   (2103 words)

Archimedes, the greatest mathematician of the ancient world and the greatest mathematical genius in Europe until Newton, was born, lived and died in the Greek city-state of Syracuse, in Sicily.
Archimedes has had a tremendous influence on European thinking, as he had on the Arab scientists who translated his works into Arabic, thus ensuring the survival of many of his works despite the loss of the originals.
Archimedes played a major part in defending his natal city of Syracuse against a protracted Roman siege, as the designer of a host of weapons and machines to repulse the attackers.
www.tmth.edu.gr /en/aet/1/13.html   (1303 words)

 Inventor of the Week: Archive
Archimedes was also a talented inventor, having created such devices as the catapult, the compound pulley, the lever, and a system of burning mirrors that was used in battle to focus the sun’s rays on enemies’ ships.
Archimedes also created a model planetarium, designed a system for expressing large numbers, and made many advances in the understanding of geometry, creating major writings on the sphere and cylinder, spirals, plane equilibriums, conoids and spheroids, and measurement of circles.
Archimedes died in Syracuse in approximately 212 B.C., as the city was being sacked by the Roman army during the Second Punic War.
web.mit.edu /invent/iow/archimedes.html   (483 words)

 Acorn Archimedes Encyclopedia Article @ ()   (Site not responding. Last check: )
Unlike the previous Archimedes models, the A3000 came in a single-part case similar to the Amiga 500 and Atari ST computers, with the keyboard attached to the main unit.
The Archimedes was one of the most powerful home computers available during the late 1980s and early 1990s; its main CPU was faster than the stock 68000s found in the more popular Atari ST and Commodore Amiga machines.
The success of the Archimedes in British schools was due partly to the Computers for Schools scheme organised by the Tesco supermarket chain in association with Acorn, and most students/pupils in the aforementioned countries in the early 90s will have seen/used an Archimedes. /encyclopedia/Acorn_Archimedes   (1343 words)

Archimedes lived in the ancient Greek city of Syracuse in Sicily and was killed in 212 B.C. by the Romans during the Second Punic Wars.
Archimedes, a Greek who spent most of his life in the city of Syracuse in Sicily, is remembered especially for the mathematics he devised that prefigured the invention of calculus, and for his discovery of the physics of flotation.
In his will Archimedes asked that a cylinder circumscribing a sphere be placed on his tomb, illustrating what he apparently considered the most important geometrical relationship he had proved: that the volume of a sphere is two-thirds that of a circumscribed cylinder of the same dimensions.
www.omogenia.com /arch.htm   (4460 words)

 Archimedes of Syracuse
Archimedes proved, among many other geometrical results, that the volume of a sphere is two-thirds the volume of a circumscribed cylinder.
Often times Archimedes' servants got him against his will to the baths, to wash and anoint him, and yet being there, he would ever be drawing out of the geometrical figures, even in the very embers of the chimney.
Archimedes was killed during the capture of Syracuse by the Romans in the Second Punic War.
www.math.tamu.edu /~don.allen/history/archimed/archimed.html   (972 words)

 Archimedes Home page
Archimedes is a set of tools, including mesh generators and a prototype parallelizing compiler, for performing unstructured finite element simulations.
In conjunction with the Quake project, whose mission is to enable the study of the ground motion during strong earthquakes, we are developing an integrated tool set for solving PDE problems on parallel computers.
Archimedes currently supports quality 2D mesh generation and a limited form of 3D mesh generation; implementation of a quality 3D mesher is underway.
www.cs.cmu.edu /~quake/archimedes.html   (668 words)

Archimedes' many contributions to mathematics and mechanics include calculating the value of π, devising a mathematical exponential system to express extremely large numbers (he said he could numerically represent the grains of sand that would be needed to fill the universe), developing
Archimedes' screw - Archimedes' screw, a simple mechanical device believed to have been invented by Archimedes in the...
Archimedes' principle - Archimedes' principle, principle that states that a body immersed in a fluid is buoyed up by a...
www.factmonster.com /ce6/people/A0804582.html   (312 words)

Archimedes was an aristocrat, the son of an astronomer, but little is known of his early life except that he studied for a time in Alexandria, Egypt.
Archimedes requested that his tombstone be decorated with a sphere contained in the smallest possible cylinder and inscribed with the ratio of the cylinder's volume to that of the sphere.
Archimedes made fundamental discoveries in several fields, and he then advanced them so far that his results were not improved upon for many centuries.
scidiv.bcc.ctc.edu /Math/Archimedes.html   (805 words)

 The Scientists: Archimedes.   (Site not responding. Last check: )
Archimedes will ever be known because of his two contributions to science.
The Archimedean principle: "a body plunged in a fluid loses as much weight as is equal to the weight of an equal volume of the fluid." Archimedes' Screw: which is an instrument for raising water, formed by winding a tube into the form of a screw around a long cylinder.
Incidently, it was Archimedes who said that if he were given a lever long enough and a point to stand upon he could move the world.
www.blupete.com /Literature/Biographies/Science/Archimedes.htm   (128 words)

Archimedes was born in Syracuse, Sicily in 287 B.C. He was the son of Phidias, an astronomer.
Archimedes was not satisfied with the definition of pi as 3 1/7 0r 22/7.
Archimedes found that the gold had more mass than the crown, thus not all the gold was in the crown.
www.andrews.edu /~calkins/math/biograph/bioarch.htm   (1157 words)

 Buoyancy   (Site not responding. Last check: )
It was not until Archimedes of Syracuse came along, that the theory of flotation and the buoyancy principle were defined.
Archimedes was born at Syracuse on the island of Sicily in 287 BC.
In accordance with the expressed desire of Archimedes, his family and friends inscribed on his tomb the figure of his favorite theorem; the sphere and the circumscribed cylinder, and the ratio of the containing solid to the contained.
www.engineering.usu.edu /jrestate/workshops/buoyancy/buoyancy.php   (1607 words)

Archimedes came upon the solution on how to prove this as he was taking a bath.
Archimedes was unaware of the taking of the city, as he was intent on working on a problem by drawing figures in the dust.
Archimedes proceeded to tell the Roman "Stand away from my diagram." As the soldier pulled him away, Archimedes turned and noticed that he was a Roman.
www.math.wichita.edu /history/men/archimedes.html   (902 words)

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