anchor.diff:  |      turbnu       #{initial.turbnu}
   |      temperature  #{initial.temperature}
   |      enthalpy     #{initial.enthalpy}
  -|      init_energy  #{initial.init_energy}
   |   end
   | 
   
  
positive.code: 
  //- ==== Energy section (4.2) ====
  
  | 
  |   energy  #{energy.form}
  | 
  
  //- ==== Hydrostat section (4.3) ====
  
  
negative.code: | 
  
  //- ==== Output section (3.6) ====
  //- # FIXME CRASH:   prti     #{output.prti} 
  
  | 
  |   dump     #{output.dump}
  |   plti     #{output.plti}
  |   prtlev   #{output.prtlev}
  |   thti     #{output.thti}
  |   ttyi     #{output.ttyi}
  |   pltype   #{output.pltype}
  