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Sure. It's the main subject of Chapter 6 of "The Man Who Loved Numbers: The Story of Paul Erdős and the Search for Mathematical Truth", by Paul Hoffman. He qu
by michael_dorfman 17y ago
Sure.
It's the main subject of Chapter 6 of "The Man Who Loved Numbers: The Story of Paul Erdős and the Search for Mathematical Truth", by Paul Hoffman. He quotes Andrew Vázsonyi (who introduced the problem to Erdős) and Ronald Graham (who provided the proof that finally convinced Erdős).