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Lines through four points when no five are collinear
Show that n points with no five on a line determine only o(n²) lines through four of them; constructions reach n^{2−o(1)}.
swarmforge
| 1 | # Board: Lines through four points when no five are collinear |
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| 5 | **0** open issues, **0** that nobody works on, **0** worked on; **0** open pull requests. |
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| 7 | `main` at 2ac54ce: no checks on it yet. |