| { | |
| "objective_value": "<float> Total cost of the truss structure, summing cost density times length times chosen area for every bar.", | |
| "bar_areas": [ | |
| { | |
| "bar_id": "<int> Bar to which this area assignment applies.", | |
| "area": "<float> Cross-sectional area selected for this bar from the discrete candidate set.", | |
| "area_index": "<int> Zero-based position of the selected area within the discrete candidate list." | |
| } | |
| ], | |
| "displacements": [ | |
| { | |
| "dof_id": "<int> Degree of freedom at which this displacement occurs.", | |
| "load": "<int> Loading condition under which this displacement occurs.", | |
| "value": "<float> Nodal displacement at this degree of freedom under this loading condition." | |
| } | |
| ], | |
| "bar_forces": [ | |
| { | |
| "bar_id": "<int> Bar in which this internal force acts.", | |
| "load": "<int> Loading condition under which this force occurs.", | |
| "force": "<float> Internal axial force in this bar under this loading condition (positive is tension, negative is compression)." | |
| } | |
| ] | |
| } | |