
1) Ancient Indian literature
Found on
https://www.crosswordclues.com/clue/lokavibhaga

The Lokavibhaga is a Jain cosmological text originally composed in Prakrit by a Digambara monk, Sarvanandi, surviving in a Sanskrit version compiled by one Simhasuri. It contains the oldest known mention of numeral zero (`0`) and the decimal positional system The discovery of the manuscript preserving the text was mentioned by the Archaeological.....
Found on
http://en.wikipedia.org/wiki/Lokavibhaga
No exact match found.