natural density, also referred to as asymptotic density or arithmetic density, is one method to measure how "large" a subset of the set of natural numbers...

Density (volumetric mass density or specific mass) is a substance's mass per unit of volume. The symbol most often used for density is ρ (the lower case...

probability density function of a random variable Lebesgue's density theorem Schnirelmann density Natural density (also called asymptotic density) Dirichlet...

density of population that can be supported by the natural resources Living density: Population density at which the average person lives Distance sampling...

have a natural density of around 0.15. Perhaps surprisingly, then, the 10-happy numbers do not have an asymptotic density. The upper density of the happy...

set that is easier to use than the natural density. If A is a subset of the prime numbers, the Dirichlet density of A is the limit lim s → 1 + ∑ p ∈...

In physics, energy density is the quotient between the amount of energy stored in a given system or contained in a given region of space and the volume...

positive natural density contains a k-term arithmetic progression for every k. Endre Szemerédi proved the conjecture in 1975. A subset A of the natural numbers...

Π the primes p for which the splitting type of P mod p is Π has a natural density δ, with δ equal to the proportion of g in G that have cycle type Π...

In materials science, bulk density, also called apparent density, is a material property defined as the mass of the many particles of the material divided...

aromaticity/antiaromaticity in all-metal structures, and development of the Adaptive Natural Density Partitioning (AdNDP) method. Alexander Boldyrev was born in the industrial...

In statistics, kernel density estimation (KDE) is the application of kernel smoothing for probability density estimation, i.e., a non-parametric method...

District of Columbia by population density, population size, and land area. It also includes a sortable table of density by states, territories, divisions...

Electron density or electronic density is the measure of the probability of an electron being present at an infinitesimal element of space surrounding...

High-density polyethylene (HDPE) or polyethylene high-density (PEHD) is a thermoplastic polymer produced from the monomer ethylene. It is sometimes called...

Density gradient is a spatial variation in density over an area. The term is used in the natural sciences to describe varying density of matter, but can...

0425 g/mole) has a density 0.5539 times that of air (0.678 kg per standard cubic meter). In the early 1800s, natural gas became known as "natural" to distinguish...

set of abundant numbers has a non-zero natural density. Marc Deléglise showed in 1998 that the natural density of the set of abundant numbers and perfect...

Medium-density fibreboard (MDF) is an engineered wood product made by breaking down hardwood or softwood residuals into wood fibre, often in a defibrator...

chemistry, a natural bond orbital or NBO is a calculated bonding orbital with maximum electron density. The NBOs are one of a sequence of natural localized...

diabetes. A very natural use of density estimates is in the informal investigation of the properties of a given set of data. Density estimates can give...

density (or other property) difference. In thermodynamics, convection often refers to heat transfer by convection, where the prefixed variant Natural...

same natural density 1/b. A number is said to be normal in base b if, for every positive integer n, all possible strings n digits long have density b−n...

Hardboard, also called high-density fiberboard (HDF), is a type of fiberboard, which is a pressed wood or engineered wood product. It is used in furniture...

High-density lipoprotein (HDL) is one of the five major groups of lipoproteins. Lipoproteins are complex particles composed of multiple proteins which...

Small set, an element of a Grothendieck universe Ideal (set theory) Natural density Large set (disambiguation) This disambiguation page lists mathematics...

Every practical number that is not a power of two is semiperfect. The natural density of the set of semiperfect numbers exists. A primitive semiperfect number...

3. ISBN 0-387-95385-X. Rosenthal, J.; Maze, G.; Wagner, U. (2011), Natural Density of Rectangular Unimodular Integer Matrices, Linear Algebra and its...

mathematics: What is the natural density of the Størmer numbers? (more unsolved problems in mathematics) More precisely, the natural density of the Størmer numbers...

geometry, a density is a spatially varying quantity on a differentiable manifold that can be integrated in an intrinsic manner. Abstractly, a density is a section...