| 1 | Concave Poly Research: Collect links | Fixed |
| 2 | Concave Poly Research: Evaluate | Fixed |
| 4 | Concave Poly Research: Implementation | Fixed |
| 27 | Get the outline running | Fixed |
| 28 | Closed polygons -> take full mass | Invalid |
| 29 | Detect circle shaped polygons | Fixed |
| 30 | a function to check is_convex() (or opposite: is_concave()) | Fixed |
