8 Answers votes newest views recent 1Calculate largest possible standard deviation for a set 5Why are so few operations with arity bigger than 2? 1Moore-Penrose pseudo inverse 0Technical trends quietly aimed at big open problems? 0Statistics of a simple Markov chain 0Is division considered the mathematical dual of multiplication? 0Order statistics: probability random variable is k-th out of n when ordered. 0what is the dimensionality of a tree?