anchor.diff:  
   % Multiplier to convert degrees to radians
   -define(DEGREES_TO_RAD, 0.017453292519943295).
  +
  +% Constants
  +-define(PI, 3.141592653589793).
  +-define(E_SQ, 0.00669437999014).
   
   % Queries within a box, since the box is provided already, no adjustment
   % is necessary
  
positive.code:     ?assertEqual(111412, round(latitudinal_width(60))),
      ?assertEqual(111694, round(latitudinal_width(90))).
  
  -endif.
  
negative.code: %%%
  -module(teles_geo_query).
  -export([query_within/2, query_around/3, query_nearest/3,
           distance/2, latitudinal_width/1, longitudinal_width/1]).
  -include_lib("rstar/include/rstar.hrl").
  
  -ifdef(TEST).
  