plural of occupation number

(physics) The numerical extent to which a quantum state is filled (in a system of many, identical quantum particles)

plural of silent number

plural of oxidation number

plural of call number

plural of dial number

plural of Bernoulli number

plural of Liouville number

Any of several forms of fixed-length identification number on stamps, books, etc.

(number theory) An irrational number x with the property that, for every positive integer n, there exist integers p and q with q > 1 and such that 0<|x-p/q|<1/(qⁿ).