Anurag Anshu, Itai Arad, David Gosset. An area law for 2d frustration-free spin systems. In Stefano Leonardi, Anupam Gupta 0001, editors, STOC '22: 54th Annual ACM SIGACT Symposium on Theory of Computing, Rome, Italy, June 20 - 24, 2022. pages 12-18, ACM, 2022. [doi]
Abstract is missing.