Visual proof of 1/4 + 1/4² + 1/4³ + … = 1/3 Posted on 2020/07/18 by Carl Robitaille Visual proof of1/4 + 1/4² + 1/4³ + … = 1/3 pic.twitter.com/VZ3qTUj3xt— Tamás Görbe (@TamasGorbe) March 10, 2019