code: public static double giveAngleFromMiddle(IAtom from, IAtom to1, IAtom to2) {
          return (giveAngleBothMethods(from, to1, to2, false));
      }
docs: Calls giveAngleBothMethods with bool = false.
  
  @param  from  the atom to view from
  @param  to1   first direction to look in
  @param  to2   second direction to look in
  @return       The angle in rad from -PI to PI