Heilbronn's conjecture on Waring's numbe
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James Arthur Cipra; Todd Cochrane; Christopher Pinner
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Article
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2007
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Elsevier Science
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English
⚖ 133 KB
Let p be a prime k | p -1, t = (p -1)/k and γ (k, p) be the minimal value of s such that every number is a sum of s kth powers (mod p). We prove Heilbronn's conjecture that γ (k, p) k 1/2 for t > 2. More generally we show that for any positive integer q, γ (k, p) C(q)k 1/q for φ(t) q. A comparable l