Joshua Brody, Amit Chakrabarti, Ranganath Kondapally, David P. Woodruff, Grigory Yaroslavtsev. Certifying Equality With Limited Interaction. In Klaus Jansen, José D. P. Rolim, Nikhil R. Devanur, Cristopher Moore, editors, Approximation, Randomization, and Combinatorial Optimization. Algorithms and Techniques, APPROX/RANDOM 2014, September 4-6, 2014, Barcelona, Spain. Volume 28 of LIPIcs, pages 545-581, Schloss Dagstuhl - Leibniz-Zentrum fuer Informatik, 2014. [doi]