anchor.diff:  [[inform_pid_lattice_free]]
   [source,c]
   ----
  +void inform_pid_lattice_free(inform_pid_lattice *l);
   ----
   ****
   
  
positive.code: [[inform_local_transfer_entropy]]
  [source,c]
  ----
  ----
  ****
  
  
negative.code: [[inform_entropy_rate]]
  [source,c]
  ----
  double inform_entropy_rate(int const *series, size_t n, size_t m,
          int b, size_t k, inform_error *err);
  ----
  ****
  
  