Arabic numerals in its entry in the "Oxford English Dictionary", which helps to distinguish it from "Arabic numerals" as the Eastern Arabic numerals. Alternative names are Western Arabic numerals, Western numerals, Hindu–Arabic numerals and Unicode calls them digits. The decimal Hindu–Arabic numeral system with zero was developed in India by around AD 700. The development was gradual, spanning several centuries, but the decisive step was probably provided by Brahmagupta's formulation of zero as a number in AD 628. The system was revolutionary by including zero in positional notation, thereby limiting the number of individual digits to ten. It is considered an important
Arabic not have the Arabic script as an optional feature. As a result, Arabic speaking users communicated in these technologies by transliterating the Arabic text using the Latin script, sometimes known as IM Arabic. To handle those Arabic letters that cannot be accurately represented using the Latin script, numerals and other characters were appropriated. For example, the numeral "3" may be used to represent the Arabic letter . There is no universal name for this type of transliteration, but some have named it Arabic Chat Alphabet. Other systems of transliteration exist, such as using dots or capitalization to represent the "emphatic"