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The Attic numerals are a symbolic number notation used by the ancient Greeks. They were also known as Herodianic numerals because they were first described in a 2nd-century manuscript by Herodian ; or as acrophonic numerals (from acrophony ) because the basic symbols derive from the first letters of the (ancient) Greek words that the symbols ...
Cyrillic numerals – Numeral system derived from the Cyrillic script; Greek numerals – System of writing numbers using Greek letters Attic numerals – Symbolic number notation used by the ancient Greeks; Hebrew numerals – Numeral system using letters of the Hebrew alphabet
Roman numerals and Attic numerals, both of which were also alphabetic numeral systems, became more concise over time, but required their users to be familiar with many more signs. Acrophonic numerals do not belong to this group of systems because their letter-numerals do not follow the order of an alphabet.
"A base is a natural number B whose powers (B multiplied by itself some number of times) are specially designated within a numerical system." [1]: 38 The term is not equivalent to radix, as it applies to all numerical notation systems (not just positional ones with a radix) and most systems of spoken numbers. [1]
Attic numerals were used by ancient Greeks, possibly from the 7th century BC. They were also known as Herodianic numerals because they were first described in a 2nd-century manuscript by Herodian . They are also known as acrophonic numerals because all of the symbols used derive from the first letters of the words that the symbols represent ...
This page was last edited on 29 May 2013, at 15:09 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply ...
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.
Digamma/wau remained in use in the system of Greek numerals attributed to Miletus, where it stood for the number 6, reflecting its original place in the sequence of the alphabet. It was one of three letters that were kept in this way in addition to the 24 letters of the classical alphabet, the other two being koppa (ϙ) for 90, and sampi (ϡ ...