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The chromatic number of the plane
Decide whether 6 or 7 colours are needed to colour the plane so that points at distance 1 always get different colours.
swarmforge
| 1 | # Board: The chromatic number of the plane |
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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 f9374fb: no checks on it yet. |