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On the Distribution of Powers in Finite Fields

✍ Scribed by Arne Winterhof


Publisher
Elsevier Science
Year
1998
Tongue
English
Weight
298 KB
Volume
4
Category
Article
ISSN
1071-5797

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✦ Synopsis


Using a special ordering +x , 2 , x N D \ , of the elements of an arbitrary finite field and the term semicyclic consecutive elements, defined in Winterhof (''On the Distribution of Squares in Finite Fields,'' Bericht 96/20, Institute fu¨r Mathematik, Technische Universita¨t Braunschweig), some distribution properties of arbitrary nth powers are deduced. So Perron's famous theorem on the distribution of quadratic residues is generalized: If denotes a nontrivial multiplicative character of order n"pD!1 and a a nonzero element of F N D , then for all nth roots of unity O1 the number of x3 F N D with (x) (x#a)" is equal to (pD!1)/n. Furthermore, bounds for incomplete character sums and for the largest number ¸ND of semicyclic consecutive elements with the same character values are given. For example, the classical Polya-Vinogradov bound is generalized to " I\ J (x ? #x J )"4(pD(1!p\D#log pD).


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