anchor.diff:  -export([log_info/2, log_info/3]).
   -export([log_recv/4]).
   -export([epidemic_reply_msg/4]).
  +-export([get_msg_tag/1]).
   
   %% useful in e.g. filter funs
   -export([normalize_pidinfo/1]).
  
positive.code: % @copyright 2012-2015 Zuse Institute Berlin
  
  %   Licensed under the Apache License, Version 2.0 (the "License");
  %   you may not use this file except in compliance with the License.
  
negative.code:     file:close(File).
  
  term_to_latex_string(Term) ->
      quote_latex(lists:flatten(io_lib:format("~0.0p", [Term]))).
  
  quote_latex([]) -> [];
  quote_latex([Char | Tail]) ->
  