code: def function5(x):
      """a 5d test function
  
      For example:
        >>> function5([1,2,3,4,5])
        13.922847983320086
      """
      return function5x3(x)[0]
  
label_desc: Use image node_id 5 for calling a global function with example usage: function5(x) and returns: function5x3