code: def _f_5():
      R, x, y, z = ring("x,y,z", ZZ)
      return (
          -(x**3)
          - 3 * x**2 * y
          + 3 * x**2 * z
          - 3 * x * y**2
          + 6 * x * y * z
          - 3 * x * z**2
          - y**3
          + 3 * y**2 * z
          - 3 * y * z**2
          + z**3
      )
  
imports: from sympy.core import Add, Mul, Symbol, sympify, Dummy, symbols
  from sympy.core.containers import Tuple
  from sympy.core.singleton import S
  from sympy.ntheory import nextprime
  from sympy.polys.densearith import dmp_add_term, dmp_neg, dmp_mul, dmp_sqr
  from sympy.polys.densebasic import dmp_zero, dmp_one, dmp_ground, dup_from_raw_dict, dmp_raise, dup_random
  from sympy.polys.domains import ZZ
  from sympy.polys.factortools import dup_zz_cyclotomic_poly
  from sympy.polys.polyclasses import DMP
  from sympy.polys.polytools import Poly, PurePoly
  from sympy.polys.polyutils import _analyze_gens
  from sympy.utilities import subsets, public, filldedent
  from sympy.polys.rings import ring
label_desc: Use image node_id 17 for calling a global function with example usage: _f_5() and returns: unknown