plural of divisor

(arithmetic) A number or expression that another is to be divided by. / An integer that divides another integer an integral number of times.

plural of zero divisor

(mathematics) A function yielding the sum of the divisors of an integer. It is denoted by the Greek letter σ (sigma).

(algebra, ring theory) An element a of a ring R for which there exists some nonzero element x ∈ R such that either ax = 0 or xa = 0.

plural of divisor function

plural of greatest common divisor

(arithmetic, number theory) The largest positive integer (respectively polynomial, element of a given ring) that is a divisor of each of a given set of integers (respectively polynomials, elements of a given ring).