Elisabeth Gaar, Angelika Wiegele, Daniel Krenn, Susan Margulies. An Optimization-Based Sum-of-Squares Approach to Vizing's Conjecture. In James H. Davenport, Dongming Wang, Manuel Kauers, Russell Bradford, editors, Proceedings of the 2019 on International Symposium on Symbolic and Algebraic Computation, ISSAC 2019, Beijing, China, July 15-18, 2019. pages 155-162, ACM, 2019. [doi]
Abstract is missing.