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12th century — Indian numerals have been modified by Persian mathematicians al-Khwārizmī to form the modern Arabic numerals (used universally in the modern world.) 12th century — the Arabic numerals reach Europe through the Arabs. 1202 — Leonardo Fibonacci demonstrates the utility of Hindu–Arabic numeral system in his Book of the Abacus.
Ancient Greece (Ancient Greek: Ἑλλάς, romanized: Hellás) was a northeastern Mediterranean civilisation, existing from the Greek Dark Ages of the 12th–9th centuries BC to the end of classical antiquity (c. 600 AD), that comprised a loose collection of culturally and linguistically related city-states and communities.
Pythagoreans supposedly believed that "all is number" and were keen in looking for mathematical relations between numbers and things. [17] Pythagoras himself was given credit for many later discoveries, including the construction of the five regular solids. However, Aristotle refused to attribute anything specifically to Pythagoras and only ...
Mycenaean Greece is the Late Helladic Bronze Age civilization of Ancient Greece, and it formed the historical setting of the epics of Homer and most of Greek mythology and religion. The Mycenaean period takes its name from the archaeological site Mycenae in the northeastern Argolid, in the Peloponnesos of southern Greece.
The Parthenon, in Athens, a temple to Athena. Classical Greece was a period of around 200 years (the 5th and 4th centuries BC) in ancient Greece, [1] marked by much of the eastern Aegean and northern regions of Greek culture (such as Ionia and Macedonia) gaining increased autonomy from the Persian Empire; the peak flourishing of democratic Athens; the First and Second Peloponnesian Wars; the ...
Eratosthenes of Cyrene (/ ɛr ə ˈ t ɒ s θ ə n iː z /; Ancient Greek: Ἐρατοσθένης [eratostʰénɛːs]; c. 276 BC – c. 195/194 BC) was an Ancient Greek polymath: a mathematician, geographer, poet, astronomer, and music theorist. He was a man of learning, becoming the chief librarian at the Library of Alexandria.
The corresponding form in Ancient Greek and conservative formal Modern Greek (Katharevousa) is Ἑλλάς (Hellas, classical: , modern: ). This is the source of the English alternative name Hellas , which is mostly found in archaic or poetic contexts today.
This is a timeline of ancient Greece from its emergence around 800 BC to its subjection to the Roman Empire in 146 BC. For earlier times, see Greek Dark Ages, Aegean civilizations and Mycenaean Greece. For later times see Roman Greece, Byzantine Empire and Ottoman Greece. For modern Greece after 1820, see Timeline of modern Greek history.