Arabic numerals milestone in the development of mathematics. One may distinguish between this positional "system", which is identical throughout the family, and the precise glyphs used to write the numerals, which varied regionally. The first universally accepted inscription containing the use of the 0 glyph in India is first recorded in the 9th century, in an inscription at Gwalior in Central India dated to 870. Numerous Indian documents on copper plates exist, with the same symbol for zero in them, dated back as far as the 6th century AD, but their dates are uncertain. Inscriptions in Indonesia and Cambodia dating to AD
Eastern Arabic numerals world, particularly in Iran and Afghanistan. In Arabic-speaking Asia as well as Egypt and Sudan both kinds of numerals are used alongside each other with Western Arabic numerals gaining more and more currency, now even in very traditional countries such as Saudi Arabia. The United Arab Emirates almost exclusively use Western Arabic numerals. In Pakistan, Western Arabic numerals are more extensively used as a considerable majority of the population is anglophone. Eastern numerals still continue to see use in Urdu publications and newspapers, as well as sign boards. In North Africa (excluding Egypt and Sudan), only Western Arabic numerals are