chapter AFP

session SWF_Impossibility = Swap_Distance +
  options [timeout = 1800]
  sessions
    PAPP_Impossibility
    Swap_Distance
    Randomised_Social_Choice
  theories
    Social_Welfare_Functions
    SWF_Anonymous
    SWF_Lowering
    Anon_Unan_Stratproof_Impossibility
    Majcons_Stratproof_Impossibility
  document_files
    root.tex
    root.bib