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Hipparchus, also spelled Hipparchos (b. , Nicaea, Bithynia [now Iznik, Turkey]-d. after 127 bc , Rhodes?), Greek astronomer and mathematician who made fundamental contributions to the advancement of astronomy as a mathematical science and to the foundations of trigonometry.
Cladius Ptolemy
Greek astronomer and mathematician
Modeled the movements of the Sun, the Moon, and the five known planets (Mercury, Venus, Mars, Jupiter, and Saturn) in the skies to great accuracy, with a geocentric system of orbits and epicycles.
Born: 85 in Egypt
Died: 165 in Alexandria, Egypt
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Which astronomer's treatise was named 'Panchasiddhantika'?
The astronomer whose treatise was named 'Panchasiddhantika' was Varahamihira, an ancient Indian mathematician and astronomer who made significant contributions to the field of astronomy.
Who wrote the book geographia?
The book "Geographia" is commonly attributed to the Greek astronomer and mathematician Claudius Ptolemy. It was a comprehensive work on geography and cartography that laid the foundation for mapmaking in the ancient world.
Who was the first person to suggest that the sun is at the center of your solar systems?
Aristarchus of Samos, a Greek mathematician and astronomer, about 2300 years ago.
Who was arcamedies?
Archimedes was a renowned ancient Greek mathematician, physicist, engineer, and astronomer. He is famous for his contributions to mathematics, including the discovery of the principles of buoyancy and the concept of pi. Archimedes is also known for his inventions, such as the Archimedes screw and the compound pulley system.
Who made the word geography?
The ancient Greek mathematician Eratosthenes is called the "father of geography" for that reason.
