| calibration_cpp | Calibrating the balancing factors |
| cpp_found_openmp | Function to check availability of OPENMP to run in parallel. If openmp is found, this function returns TRUE |
| distance_test | distance_test |
| flows_london | flows_london |
| flows_test | flows_test |
| london_msoa | london_msoa |
| run_model | Running doubly constrained model |
| run_model_cpp | Run model |
| run_model_single | Running a singly constrained model |
| simulation | Running a whole simulation of a doubly constrained gravity model |