See Section 1 from Theory document for mathematical definition.

  • B: Bilinear
  • F: Linear
  • Q: Quadratic
  • Tr: Threelinear
  • TrQB: Threelinear-Quadratic-Bilinear
  • TrB: Threelinear-Bilinear
  • TrF: Threelinear-Linear
  • TrC: Threelinear-Cubic