Erdős has been reading Proofs from the Book for a couple decades, and is unable to publish. Perhaps some of these people are available: https://en.wikipedia.o

Erdős has been reading Proofs from the Book for a couple decades, and is unable to publish. Perhaps some of these people are available: https://en.wikipedia.org/wiki/List_of_people_by_Erdős_number https://en.wikipedia.org/wiki/List_of_people_by_Erdős_number