| 174 | return vs; |
| 175 | } |
| 176 | Vector dif(const Vector& v1, const Vector& v2) { |
| 177 | assert(v1.size() == v2.size()); |
| 178 | Vector vd = Vector(v1.size()); |
| 179 | for (size_t i = 0; i < v1.size(); i++) { |
| 180 | vd[i] = v1[i] - v2[i]; |
| 181 | } |
| 182 | return vd; |
| 183 | } |
| 184 | Vector dif(const Vector& v1, const double v2) { |
| 185 | Vector vd = Vector(v1.size()); |
| 186 | for (size_t i = 0; i < v1.size(); i++) { |