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| Kernel::FT | fo.operator() ( Kernel::Point_2 p, Kernel::Point_2 q, Kernel::Point_2 r) | |
| returns the signed area of the triangle defined by the points p, q and r. | ||
| Kernel::FT | fo.operator() ( Kernel::Iso_rectangle_2 r) | |
| returns the area of r. | ||
| Kernel::FT | fo.operator() ( Kernel::Triangle_2 t) | |
| returns the signed area of t. | ||