Distribution functions 25 Technology: general issues 8 Research & information: general 6 History of engineering and technology 5 article 4 Clustering algorithms 3 Pair distribution functions 3 Physics 3 Cumulative distribution function 2 Decision support systems 2 Density of gases 2 Function evaluation 2 Galaxies 2 Gases 2 Integral equations 2 Intelligent systems 2 Learning algorithms 2 Least squares approximations 2 Magnetoplasma 2 Mathematics & science 2 Nonthermal 2 Normal distribution 2 Numerical methods 2 Particle beam dynamics 2 Plasma simulation 2 Probability density function 2 Radiative transfer 2 Simple++ 2 Stars 2 Stochastic systems 2