A Significantly afterwards advance was the development of the concept that 0 might be regarded as a number, with its own numeral. The use of a 0 digit in place-benefit notation (inside of other quantities) dates again as early as 700 BCE by the Babylonians, who omitted such a digit https://share.evernote.com/note/c1a29341-55fb-6549-054a-7664564039cf