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Greatest common divisor (gcd)
Reading time: 1minNota
Working with polynomials? See Greatest common divisor (Polynomials).
Returns the greatest common divisor of a set of integers.
Syntax
gcd(Integer, ..., Integer)
gcd(List)
gcd(Vector)
gcd(Fraction, Fraction)
Description
Given a set of integers a1, ..., an, returns the largest number that divides a1, ..., an simultaneously.

Given a list of integers {a1,...,an}, returns the largest number that divides a1, ..., an simultaneously.

Given a vector of integers [a1,...,an], returns the largest number that divides a1, ..., an simultaneously.

Given two fractions ab and cd, returns its greatest common divisor defined as gcdab,cd=gcd(a,c)lcm(b,d)
