{ "domain": "mathematics", "topics": [ "graph-theory", "combinatorics" ], "type": "construction", "also": [ "proof" ], "cover": { "motif": "graph", "n": 8 }, "source": { "key": "ramsey-survey", "name": "Small Ramsey Numbers (Radziszowski, dynamic survey DS1)", "url": "https://www.combinatorics.org/ds1", "id": "R(5,5)", "curator": "Stanisław Radziszowski", "status": "open", "as_of": "2026-10-20", "catalog": "0521c19bbd38" } }