code: def J(x):
      return (
          2.0
          / 2**0.5
          * x[0]
          * x[1]
          * (x[1] ** 2 / 12.0 + 0.25 * (x[0] + x[2]) ** 2)
      )
  
file_path: mystic/examples2/beam.py
imports: from mystic.penalty import quadratic_inequality
label_desc: Use image node_id 4 for calling a global function with example usage: J(x) and returns: unknown