Search Results: Number theory

Jeremy Bentham (1748-1832) was an English philosopher and liberal social reformer best known as the founder of utilitarianism based on the greatest happiness principle, that is, rationally judging the success of a law by considering how many...

A praetor was a senior magistrate in ancient Roman government, who was granted executive or imperium powers similar to that of the consuls. Although originally assigned legal authority over the courts, his executive powers allowed him to...

The Edo period refers to the years from 1603 until 1868 when the Tokugawa family ruled Japan. The era is named after the city of Edo, modern-day Tokyo, where the Tokugawa shogunate had its government. It is also sometimes referred to as the...

Buried for most of its life in the desert sand, an air of mystery has always surrounded the Great Sphinx, causing speculation about its age and purpose, method of construction, concealed chambers, role in prophecy, and relationship to the...

Hatshepsut, whose name means "Foremost of Noble Women" or "First Among Noble Women" (royal name, Ma'at-ka-re, translated as "spirit of harmony and truth") was the fifth ruler of the 18th Dynasty (r. 1479-1458 BCE). She was the daughter of...

Between 850 BCE and 1600 CE, great civilizations thrived in Africa, yet few non-Africans have learned about them. While some may be familiar with the achievements of ancient Egypt, most of our knowledge of African history is tainted by the...

The Roman army underwent dramatic changes in Late Antiquity. Civil war and external conflicts led to the creation of new legions while existing legions were either split or disbanded. Although there was an increase in the number of legions...

Aristarchus of Samos (l. c. 310 - c. 230 BCE) was a Greek astronomer who first proposed a heliocentric model of the universe in which the sun, not the earth, was at the center. Although his theory was noted by other thinkers of his time...

King Arthur is among the most famous literary characters of all time. The Arthurian legend of the Knights of the Round Table, Camelot, the Quest for the Holy Grail, the love affair of Lancelot and Guinevere, and the wizard Merlin have informed...

Claudius Ptolemy (c. 100 to c. 170 CE) was an Alexandrian mathematician, astronomer, and geographer. His works survived antiquity and the Middle Ages intact, and his theories, particularly on a geocentric model of the universe with planets...