psi2 method

Implementation

G2NativeProjective psi2() {
  // 1 / ((u+1) ^ ((q-1)/3))
  final coeffX = Bls12NativeFp2(
    c0: Bls12NativeFp.nP(
      BigInt.parse(
        "4002409555221667392624310435006688643935503118305586438271171395842971157480381377015405980053539358417135540939436",
      ),
    ),
    c1: Bls12NativeFp.zero(),
  );

  return G2NativeProjective(x: x * coeffX, y: -y, z: z);
}