polynom (version 1.4-0)

gcd: GCD and LCM for Polynomials

Description

Compute the greatest common divisor (GCD) and least common multiple (LCM) of a collection of polynomials and polylists.

Usage

# S3 method for polylist
GCD(…)
# S3 method for polynomial
GCD(…)
# S3 method for polylist
LCM(…)
# S3 method for polynomial
LCM(…)

Arguments

…

a list of objects of class polynomial or polylist.

Examples

# NOT RUN {
pl <- polylist(poly.from.roots(-1),
               poly.from.roots(c(-1, -1)),
               poly.from.roots(1))
GCD(pl)
GCD(pl[-3])
LCM(pl)
LCM(pl, pl, pl[[2]])
# }