6.27.15  Primitive part of a polynomial: primpart

The primitive part of a polynomial is the polynomial divided by its content (the greatest common divisor of its coefficients). The primpart command computes the primitive part of a polynomial.

• primpart takes one argument:
  P, a polynomial given by a symbolic expression or by the list of its coefficients.
• primpart(P) returns the primitive part of P.

Example.
Input:

or:

Output: