{ "domain": "mathematics", "topics": [ "graph-theory", "coding-theory" ], "type": "construction", "also": [ "proof" ], "cover": { "motif": "graph", "n": 7 }, "source": { "key": "optimization-constants", "name": "Optimization Constants in Mathematics", "url": "https://teorth.github.io/optimizationproblems/constants/9a.html", "id": "9", "curator": "Terence Tao and contributors", "status": "open", "as_of": "2026-10-20", "catalog": "0521c19bbd38" } }