Neeraj Kayal, Nutan Limaye, Chandan Saha, Srikanth Srinivasan. Super-polynomial lower bounds for depth-4 homogeneous arithmetic formulas. In David B. Shmoys, editor, Symposium on Theory of Computing, STOC 2014, New York, NY, USA, May 31 - June 03, 2014. pages 119-127, ACM, 2014. [doi]
Abstract is missing.