# Equal+number

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**prime number theorem**— Math. the theorem that the number of prime numbers less than or equal to a given number is approximately equal to the given number divided by its natural logarithm. [1660 70] * * * ▪ mathematics formula that gives an approximate value for the… …82

**1 (number)**— One redirects here. For other uses, see 1 (disambiguation). 1 −1 0 1 2 3 4 5 6 7 8 9 → List of numbers Integers …83

**Winding number**— The term winding number may also refer to the rotation number of an iterated map. This curve has winding number two around the point p. In mathematics, the winding number of a closed curve in the plane around a given point is an integer… …84

**Analytic number theory**— In mathematics, analytic number theory is a branch of number theory that uses methods from mathematical analysis to solve number theoretical problems. [Page 7 of Apostol 1976] It is often said to have begun with Dirichlet s introduction of… …85

**Linking number**— In mathematics, the linking number is a numerical invariant that describes the linking of two closed curves in three dimensional space. Intuitively, the linking number represents the number of times that each curve winds around the other. The… …86

**Nakamura number**— In cooperative game theory and social choice theory, the Nakamura number measures the degree of rationality of preference aggregation rules (collective decision rules), such as voting rules. It is an indicator of the extent to which an… …87

**16 (number)**— Sixteen redirects here. For other uses, see Sixteen (disambiguation). ← 15 17 → 16 ← 10 11 12 …88

**Rational number**— In mathematics, a rational number is any number that can be expressed as the quotient or fraction a/b of two integers, with the denominator b not equal to zero. Since b may be equal to 1, every integer is a rational number. The set of all… …89

**baryon number**— noun a number equal to the difference between the number of baryons and the number of antibaryons in any subatomic structure; it is conserved in all types of particle interactions • Hypernyms: ↑number * * * noun : a number equal to the number of… …90

**Meter Point Administration Number**— A Meter Point Administration Number, also known as MPAN, Supply Number or S Number, is a 21 digit reference used in Great Britain to uniquely identify electricity supply points such as individual domestic residences. The gas equivalent is the… …