code: def __get_lam_sqrttp1(self, j):
      from math import log, exp
  
      logden = (j + 1 / 2) * self.logxi - 1 / 2 * log(self.t + 1)
      return self.lambdamax * exp(-logden)
  
label_desc: Use image node_id 3 for calling the CountableDiscreteBase obj's underlying member method code with example usage: obj.__get_lam_sqrttp1(j) and returns: unknown