Distribution (Probability theory) Mathematics 23 Mathematical physics 10 Differential equations, partial 7 Mathematical statistics 7 Operator theory 7 Mathematical models 6 Statistics 6 Differentiable dynamical systems 5 Combinatorics 4 Multivariate analysis 4 Probabilities 4 Finance 3 Functional analysis 3 Sampling (Statistics) 3 Statistical methods 3 Bayesian statistical decision theory 2 Business logistics 2 Differential equations 2 Discrete groups 2 Genetics 2 Global differential geometry 2 Matrix theory 2 Mechanical engineering 2 Network analysis (Planning) 2 Number theory 2 Physical distribution of goods 2 Production scheduling 2 Random variables 2 Statistical physics 2