Eastern Arabic numerals the medieval-era Iranian mathematician and engineer Khwarazmi, whose name was Latinized as "Algoritmi". These numbers are known as ("Indian numbers") in Arabic. They are sometimes also called "Indic numerals" in English. However, that is sometimes discouraged as it can lead to confusion with Indian numerals, used in Brahmic scripts of India. Each numeral in the Persian variant has a different Unicode point even if it looks identical to the Eastern Arabic numeral counterpart. However the variants used with Urdu, Sindhi, and other South Asian languages are not encoded separately from the Persian variants. See U+0660 through U+0669 and U+06F0 through
Sinhala numerals have a zero and they also did not have zero concept holder. They included separate symbols for 10, 40, 50, 100, 1000. These numerals were also regarded as "Lith Lakunu" or ephemeris numbers by W. A. De Silva in his "Catalogue of Palm leaf manuscripts in the library of Colombo Museum". This set of numerals was known as "Sinhala illakkam" or Sinhala archaic numerals. Sinhala numerals or "Sinhala illakkam" were used in the Kandyan convention which was signed between Kandyan Chieftains and the British governor, Robert Brownrig, in 1815. Eleven clauses were numbered in Arabic numerals in the English part