Sinhala numerals to record donations given by royals and other people who were belonged to the upper echelon of ancient Sinhala society to Buddhist temples. Brahmi numerals are ancestors of Arabic numerals which are used presently worldwide. Brahmi numerals had symbols for 10,100, and 1000. Number 1 and 10 in Brahmi have not been found in Sri Lanka up to now. Therefore, shapes of these two numerals have been hypothesized taking into consideration of shapes of Brahmi Number 1 and 10 found in India without physical evidence . Sinhala rock inscriptions suddenly become barren of numerals from A.D. 400 onwards. Tradition of
Arabic chat alphabet Arabic chat alphabet The Arabic chat alphabet, also known as Arabish, Araby (, ), Arabizi (, ), Mu'arrab (), and Franco-Arabic (), is an alphabet used to communicate in Arabic over the Internet or for sending messages via cellular phones. It is a character encoding of Arabic to the Latin script and the Western Arabic numerals. It differs from more formal and academic Arabic transliteration systems, as it avoids diacritics by freely using digits and multigraphs for letters that do not exist in the basic Latin script (ASCII). The Arabic chat alphabet is used to communicate in Arabic over the