Integer function may refer to:

See also

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Floor and ceiling functions

and ceiling functions In mathematics, the floor function is the function that takes a real number x as input and returns the greatest integer less than

Gamma function

{\displaystyle \Gamma (n)=(n-1)!} for every positive integer ⁠ n {\displaystyle n} ⁠. The gamma function can be defined via a convergent improper integral

Rounding

especially when dividing two numbers in integer or fixed-point arithmetic; when computing mathematical functions such as square roots, logarithms, and sines;

Bessel function

is an integer or a half-integer. When α {\displaystyle \alpha } is an integer, the resulting Bessel functions are often called cylinder functions or cylindrical

Integer-valued function

mathematics, an integer-valued function is a function whose values are integers. In other words, it is a function that assigns an integer to each member

Integer programming

are restricted to be integers. In many settings the term refers to integer linear programming (ILP), in which the objective function and the constraints

Linear programming

integral objective function c, the optimal value of the linear program { max c x ∣ x ∈ P } {\displaystyle \{\max cx\mid x\in P\}} is an integer. Integral linear

Partition function (number theory)

partition function p(n) represents the number of possible partitions of a non-negative integer n. For instance, p(4) = 5 because the integer 4 has the