homogenize() [1/2]

ring_elem PolyRing::homogenize ( const ring_elem f, int v, const std::vector< int > & wts ) const

virtual

Implements PolynomialRing.

Definition at line 640 of file poly.cpp.

{
  Nterm *result = nullptr;
  if (POLY(f) == nullptr) return result;
  int lo, hi;
  degree_weights(f, wts, lo, hi);
  assert(wts[v] != 0);
  int d = (wts[v] > 0 ? hi : lo);
  return homogenize(f, v, d, wts);
}

References degree_weights(), homogenize(), POLY, and result().