Developed from Brahmi numerals , the system introduced two revolutionary concepts: positional value (where a digit's value depends on its place) and the symbol for zero as both a placeholder and a number.
While the underlying mathematical system is identical, the symbols (glyphs) differ by region: Letters as Numbers - by Joumana Medlej - Caravanserai arabic numeral
The development of these numerals spanned centuries and crossed multiple continents: Developed from Brahmi numerals , the system introduced
Arab mathematicians like al-Khwārizmī adopted the Indian system, refining it and writing influential treatises that popularized it across the Islamic world. Developed from Brahmi numerals