Ask any Indian schoolchild who invented zero, and the answer will usually be: India did. This is one of the most common beliefs taught in schools and repeated in public discussions…
India has had relations with cultures around the subcontinent by both land and sea. By land, it was connected across the Hindu Kush to Persia (modern-day Iran) as well as Central Asia. By sea, it was connected to Persia, Arabia, and via the Red Sea to the Roman Empire. On the eastern coast, it had…