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23 ore fa · Around 265 AD, the Wei Kingdom mathematician Liu Hui created a polygon-based iterative algorithm and used it with a 3,072-sided polygon to obtain a value of π of 3.1416. [52] [53] Liu later invented a faster method of calculating π and obtained a value of 3.14 with a 96-sided polygon, by taking advantage of the fact that the differences in area of successive polygons form a geometric series ...
1 giorno fa · The Conquest of Ceuta, in 1415, was led by Henry the Navigator and initiated the Portuguese Empire. In 1415 an attack was made on Ceuta , a strategically located North African Muslim enclave along the Mediterranean Sea, and one of the terminal ports of the trans-Saharan gold and slave trades.
12 mag 2024 · In 1415, Charles' army was crushed by the English at the Battle of Agincourt, which led to the signing of the Treaty of Troyes. Following Agincourt, Sigismund of Luxembourg made a visit to Henry in hopes of making peace between England and France. His goal was to persuade Henry to modify his demands against the French.
30 apr 2024 · Jan Hus (born c. 1370, Husinec, Bohemia [now in Czech Republic]—died July 6, 1415, Konstanz [Germany]) was the most important 15th-century Czech religious reformer, whose work was transitional between the medieval and the Reformation periods and anticipated the Lutheran Reformation by a full century.
23 ore fa · 44 BC – AD 14 Augustus establishes the Empire: AD 64 Great Fire of Rome during Nero's rule 69–96 Flavian dynasty; building of the Colosseum: 3rd century Crisis of the Third Century; building of the Baths of Caracalla and the Aurelian Walls: 284–337
1 giorno fa · In 1415, Henry followed in the wake of his great-grandfather, Edward III, by renewing the Hundred Years' War with France, beginning the Lancastrian phase of the conflict (1415–1453). His first military campaign included capturing the port of Harfleur and a famous victory at the Battle of Agincourt , which inspired a proto-nationalistic ...
1 giorno fa · v. t. e. The Mamluk Sultanate ( Arabic: سلطنة المماليك, romanized : Salṭanat al-Mamālīk ), also known as Mamluk Egypt or the Mamluk Empire, was a state that ruled Egypt, the Levant and the Hejaz from the mid-13th to early 16th centuries. It was ruled by a military caste of mamluks (freed slave soldiers) headed by a sultan.
