## Thinking Mathematically (6th Edition)

The history of the Hindu-Arabic number system is a decimal place-value numeral system developed by Indian mathematicians. It is designed for positional notation in a decimal system. The Arabic numerals are the ten digits: $0,1,2,3,4,5,6,7,8,9$ The Indian mathematicians founded the Hindu-Arabic number system between the 1st and 5th century, but the famous Al-Khwarizmi, and some Arabs adopted it not too soon after.