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bool
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fo.operator() ( Kernel::Ray_2 r, Kernel::Point_2 p)
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checks if point p is on r.
| Precondition: | p is on the supporting line of r. |
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bool
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fo.operator() ( Kernel::Segment_2 s, Kernel::Point_2 p)
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checks if point p is on s.
| Precondition: | p is on the supporting line of s. |
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