| 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). | 
| 39 | < | * [4]  Vardeman & Gezelter, in progress (2009). | 
| 39 | > | * [4]  Kuang & Gezelter,  J. Chem. Phys. 133, 164101 (2010). | 
| 40 | > | * [5]  Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011). | 
| 41 |  | */ | 
| 42 |  |  | 
| 43 |  | /** | 
| 226 |  | * @param s the scalar value | 
| 227 |  | */ | 
| 228 |  | inline void mul( const DynamicVector<Real>& v1, Real s) { | 
| 229 | + | this->resize(v1.size()); | 
| 230 |  | for (unsigned int i = 0; i < this->size(); i++) | 
| 231 |  | (*this)[i] = s * v1[i]; | 
| 232 |  | } | 
| 272 |  | inline DynamicVector<Real>& operator /=( Real s ) { | 
| 273 |  | div(s); | 
| 274 |  | return *this; | 
| 275 | + | } | 
| 276 | + |  | 
| 277 | + | /** zero out the vector */ | 
| 278 | + | inline void setZero( ) { | 
| 279 | + | for (unsigned int i = 0; i < this->size(); i++) | 
| 280 | + | (*this)[i] = 0; | 
| 281 |  | } | 
| 282 |  |  | 
| 283 |  | /** | 
| 343 |  | */ | 
| 344 |  | template<typename Real> | 
| 345 |  | inline DynamicVector<Real> operator +(const DynamicVector<Real>& v1, const DynamicVector<Real>& v2) { | 
| 346 | < | DynamicVector<Real> result; | 
| 347 | < |  | 
| 346 | > | assert(v1.size() == v2.size()); | 
| 347 | > | DynamicVector<Real>result(v1.size()); | 
| 348 |  | result.add(v1, v2); | 
| 349 |  | return result; | 
| 350 |  | } | 
| 357 |  | */ | 
| 358 |  | template<typename Real> | 
| 359 |  | DynamicVector<Real> operator -(const DynamicVector<Real>& v1, const DynamicVector<Real>& v2) { | 
| 360 | < | DynamicVector<Real> result; | 
| 360 | > | assert(v1.size() == v2.size()); | 
| 361 | > | DynamicVector<Real> result(v1.size()); | 
| 362 |  | result.sub(v1, v2); | 
| 363 |  | return result; | 
| 364 |  | } | 
| 370 |  | * @param s the scalar value | 
| 371 |  | */ | 
| 372 |  | template<typename Real> | 
| 373 | < | DynamicVector<Real> operator * ( const DynamicVector<Real>& v1, Real s) { | 
| 374 | < | DynamicVector<Real> result; | 
| 373 | > | DynamicVector<Real> operator *( const DynamicVector<Real>& v1, Real s) { | 
| 374 | > | DynamicVector<Real> result(v1.size()); | 
| 375 |  | result.mul(v1,s); | 
| 376 |  | return result; | 
| 377 |  | } | 
| 383 |  | * @param v1 the source vector | 
| 384 |  | */ | 
| 385 |  | template<typename Real> | 
| 386 | < | DynamicVector<Real> operator * ( Real s, const DynamicVector<Real>& v1 ) { | 
| 387 | < | DynamicVector<Real> result; | 
| 386 | > | DynamicVector<Real> operator *( Real s, const DynamicVector<Real>& v1 ) { | 
| 387 | > | DynamicVector<Real> result(v1.size()); | 
| 388 |  | result.mul(v1, s); | 
| 389 |  | return result; | 
| 390 |  | } | 
| 396 |  | * @param s the scalar value | 
| 397 |  | */ | 
| 398 |  | template<typename Real> | 
| 399 | < | DynamicVector<Real> operator / ( const DynamicVector<Real>& v1, Real s) { | 
| 400 | < | DynamicVector<Real> result; | 
| 399 | > | DynamicVector<Real> operator / ( const DynamicVector<Real>& v1, Real s) { | 
| 400 | > | DynamicVector<Real> result(v1.size()); | 
| 401 |  | result.div( v1,s); | 
| 402 |  | return result; | 
| 403 |  | } |