code: def cross(v1, v2):
      '''Computes the cross product of two vectors.
      '''
      return (
          v1[1] * v2[2] - v1[2] * v2[1],
          v1[2] * v2[0] - v1[0] * v2[2],
          v1[0] * v2[1] - v1[1] * v2[0],
      f cross(v1, v2):
      '''Computes the cross product of two vectors.
      '''
      return (
          v1[1] * v2[2] - v1[2] * v2[1],
          v1[2] * v2[0] - v1[0] * v2[2],
          v1[0] * v2[1] - v1[1] * v2[0],
      )
docs: Computes the cross product of two vectors.