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Preprint · arXiv · 30 Sep 2026 · Mathematics · Not signed on Papex

The cardinality of a set containing the pairwise sums of four positive integers

Wouter van Doorn, John Erlbacher

AI use, as the source states it

“The proof we present was originally conceived of by AI, with the final result proved and formalized by Aristotle, the formal reasoning agent developed by Harmonic.”

Model: Aristotle, as stated

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