HomeASTROLOGY This 180-year-old graffiti scribble was actually an equation that changed the history of mathematics byJAMES BROWN -October 19, 2024 0 A photograph of the arched stone bridge that William Rowan Hamilton scratched his equation into. from Livescience https://ift.tt/A5bPzfu via IFTTT Tags ASTROLOGY CULTURE ENVIRONMENT HEALTH HISTORY Science SPACE TECHNOLOGY Facebook Twitter