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2.25.10  LCM of two polynomials : lcm

lcm returns the LCM (Least Common Multiple) of two polynomials (or of a list of polynomials or of a sequence of polynomials) (see 2.6.5 for LCM of integers).
Input :

lcm(x^2+2*x+1,x^2-1)

Output :

(x+1)*(x^2-1)

Input :

lcm(x,x^2+2*x+1,x^2-1)

or

lcm([x,x^2+2*x+1,x^2-1])

Output :

(x^2+x)*(x^2-1)

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