code: def aps11_fpp(x, n):
      return -2 / (n - 1) / x**3
  
imports: from __future__ import division, print_function, absolute_import
  from random import random
  import numpy
  from scipy.optimize import zeros
label_desc: Use image node_id 45 for calling a global function with example usage: aps11_fpp(x, n) and returns: unknown