plural of Stephanus number

plural of tail number

plural of wave number

plural of winding number

(mathematics) A number line that has one endpoint (typically at zero)

(aviation, travel) A callsign assigned to a commercial flight for the purposes of reservation and ticketing, typically consisting of a 2 character airline code and a 1 to 4 digit number to indicate a particular service.

A positive integer x, y or z that is part of a solution to the Markov Diophantine equation x²+y²+z²=3xyz.

plural of Markov number

(mathematics) The equivalent of a complex number in three dimensions

(number theory) Any of several extremely large numbers used as upper bounds for the smallest natural number x for which 𝜋(x)> operatorname li(x), where 𝜋 is the prime-counting function and li is the logarithmic integral function. These bounds have since been improved by others.