Proof Without Words: 1/3 + (1/3)² + (1/3)³ + … = 1/2 Posted on 2020/11/13 by Carl Robitaille Proof Without Words1/3 + (1/3)² + (1/3)³ + … = 1/2 pic.twitter.com/oW8T4p4JeI— Tamás Görbe (@TamasGorbe) January 14, 2020