| 35 | 
  | 
 *                                                                       | 
| 36 | 
  | 
 * [1]  Meineke, et al., J. Comp. Chem. 26, 252-271 (2005).              | 
| 37 | 
  | 
 * [2]  Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006).           | 
| 38 | 
< | 
 * [3]  Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008).           | 
| 38 | 
> | 
 * [3]  Sun, Lin & Gezelter, J. Chem. Phys. 128, 234107 (2008).           | 
| 39 | 
  | 
 * [4]  Kuang & Gezelter,  J. Chem. Phys. 133, 164101 (2010). | 
| 40 | 
  | 
 * [5]  Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011). | 
| 41 | 
  | 
 */ | 
| 81 | 
  | 
    tokenMap_.insert(TokenMapType::value_type("x", Token(Token::x, std::string("x")))); | 
| 82 | 
  | 
    tokenMap_.insert(TokenMapType::value_type("y", Token(Token::y, std::string("y")))); | 
| 83 | 
  | 
    tokenMap_.insert(TokenMapType::value_type("z", Token(Token::z, std::string("z")))); | 
| 84 | 
+ | 
    tokenMap_.insert(TokenMapType::value_type("wrappedx", Token(Token::wrappedX, std::string("wrappedx")))); | 
| 85 | 
+ | 
    tokenMap_.insert(TokenMapType::value_type("wrappedy", Token(Token::wrappedY, std::string("wrappedy")))); | 
| 86 | 
+ | 
    tokenMap_.insert(TokenMapType::value_type("wrappedz", Token(Token::wrappedZ, std::string("wrappedz")))); | 
| 87 | 
  | 
    tokenMap_.insert(TokenMapType::value_type("r", Token(Token::r, std::string("r")))); | 
| 88 | 
  | 
    tokenMap_.insert(TokenMapType::value_type("to", Token(Token::to, std::string("to")))); | 
| 89 | 
  | 
     |