code: def Misra1c(b, x, y=0):
      b = read_params(b)
      model = b[0] * (1 - (1 + 2 * b[1] * x) ** (-0.5))
      return model - y
  
imports: import os
  from numpy import arctan, array, cos, exp, log, sin
  from lmfit import Parameters
label_desc: Use image node_id 17 for calling a global function with example usage: Misra1c(b, x, y) and returns: unknown