On Waring's Problem: $g(4)\leq20.$
Abstract
Refining some of the methods used by C. J. Chen in showing that $g(5)=37$, and taking advantage of the numerical computations of Thomas who showed that $g(4)\leq22$, we prove in this paper that $g(4)\leq20$.
Domains
Mathematics [math]
Origin : Explicit agreement for this submission
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