parameters: (self, atom)
return_statement: return self.input_units_to_au() * self.atoms[atom].compute()[2]
docstring: z position of atom (0-indexed) in Bohr
  
          >>> print(H2OH2O.z(4))
          -1.43347254509
docstring_summary: z position of atom (0-indexed) in Bohr
docstring_tokens: z position of atom ( 0 - indexed ) in Bohr
function: def z(self, atom):
          """z position of atom (0-indexed) in Bohr
  
          >>> print(H2OH2O.z(4))
          -1.43347254509
  
          """
          return self.input_units_to_au() * self.atoms[atom].compute()[2]
function_tokens: def z ( self , atom ) : return self . input_units_to_au ( ) * self . atoms [ atom ] . compute ( ) [ 2 ]