30       if ((p[i] < this->boundary_points.first[i] -  in point_inside()
31                     tolerance * std::abs(this->boundary_points.second[i] -  in point_inside()
32                                          this->boundary_points.first[i])) ||  in point_inside()
33           (p[i] > this->boundary_points.second[i] +  in point_inside()
34                     tolerance * std::abs(this->boundary_points.second[i] -  in point_inside()
35                                          this->boundary_points.first[i])))  in point_inside()
48       this->boundary_points.first[i] =  in merge_with()
49         std::min(this->boundary_points.first[i],  in merge_with()
50                  other_bbox.boundary_points.first[i]);  in merge_with()
51       this->boundary_points.second[i] =  in merge_with()
52         std::max(this->boundary_points.second[i],  in merge_with()
53                  other_bbox.boundary_points.second[i]);  in merge_with()
66       if (this->point_inside(other_bbox.boundary_points.first) ||  in get_neighbor_type()
67           this->point_inside(other_bbox.boundary_points.second))  in get_neighbor_type()
151   return this->boundary_points;  in get_boundary_points()
160   return this->boundary_points;  in get_boundary_points()
171     vol *= (this->boundary_points.second[i] - this->boundary_points.first[i]);  in volume()
183   return boundary_points.first[direction];  in lower_bound()
194   return boundary_points.second[direction];  in upper_bound()
205     point[i] = .5 * (boundary_points.first[i] + boundary_points.second[i]);  in center()
233   return boundary_points.second[direction] - boundary_points.first[direction];  in side_length()
249     point[i] = boundary_points.first[i] + side_length(i) * unit_cell_vertex[i];  in vertex()
306         boundary_points.first[index_to_write_from];  in cross_section()
309         boundary_points.second[index_to_write_from];  in cross_section()
323   const auto diag = boundary_points.second - boundary_points.first;  in real_to_unit()
324   unit -= boundary_points.first;  in real_to_unit()
337   auto       real = boundary_points.first;  in unit_to_real()
338   const auto diag = boundary_points.second - boundary_points.first;  in unit_to_real()