code: def f(t):
      if t > lab_e:
          return math.pow(t, 1.0 / 3.0)
      else:
          return 7.787 * t + 16.0 / 116.0
  
imports: import operator
  import math
label_desc: Use image node_id 15 for calling a global function with example usage: f(t) and returns: math, unknown