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Greek numerals, also known as Ionic, Ionian, Milesian, or Alexandrian numerals, is a system of writing numbers using the letters of the Greek alphabet. In modern Greece , they are still used for ordinal numbers and in contexts similar to those in which Roman numerals are still used in the Western world .
Sexagesimal numerals were a mixed radix system that retained the alternating bases of 10 and 6 that characterized tokens, numerical impressions, and proto-cuneiform numerical signs. Sexagesimal numerals were used in commerce, as well as for astronomical and other calculations.
Ancient Greek text did not mark word division with spaces or interpuncts, instead running the words together (scripta continua). In the Hellenistic period, a variety of symbols arose for punctuation or editorial marking ; such punctuation (or the lack thereof) are variously romanized, inserted, or ignored in different modern editions.
The Greek numerals are used in modern Greek texts approximately to the same extent and in the same context as Roman numerals are used in texts written with the Latin alphabet. For example, they are used exclusively for royalties, for chapters in books, etc. The use of Lower-case letters, however, is very rare. Roman numerals are rarely used.
The use of Roman numerals continued long after the decline of the Roman Empire. From the 14th century on, Roman numerals began to be replaced by Arabic numerals; however, this process was gradual, and the use of Roman numerals persisted in various places, including on clock faces.
The ancient Greeks employed Attic numeration, [22] which was based on the system of the Egyptians and was later adapted and used by the Romans. Greek numerals one through four were written as vertical lines, as in the hieroglyphics. The symbol for five was the Greek letter Π (pi), representing the Greek word for 'five' (pente). Numbers six ...
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The original use in Ancient Greek was to indicate compositions of Greek letters as Greek numerals. [1] In Latin, it indicates Roman numerals multiplied by a thousand and it forms medieval abbreviations ( sigla ).