In this paper we study the fragility of controllers designed to optimize some performance indices. We trace the fragility problem to the dimension of the resulting controllers, and use results from high-dimensional geometry to analyze the problem both in the continuous and discrete domains.
Abdallah, Chaouki T. and F. Perez-Gonzalez. "ON THE FRAGILITY OF HIGH-DIMENSIONAL CONTROLLERS." (2012). http://digitalrepository.unm.edu/ece_fsp/150