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Linear complexity problems of level sequences of Euler quotients and their related binary sequences
The Euler quotient modulo an odd-prime power pr (r 〉 1) can be uniquely decomposed as a p-adic number of the form (u(p- 1)Pr- 1 _ 1)/pr ≡- ao (u) + a1 (u)p +... +at- 1 (u)Pr- 1 (mod pr), gcd(u, p) = 1, where 0 ≤ aj(u) 〈 p for 0 ≤ j≤r - 1 and we set all aj(u) = 0 if gcd(u,p) 〉 1. We firstly study cer...
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Published in: | Science China. Information sciences 2016-03, Vol.59 (3), p.71-82, Article 32106 |
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Main Authors: | , , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that this one cites Items that cite this one |
Online Access: | Get full text |
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Summary: | The Euler quotient modulo an odd-prime power pr (r 〉 1) can be uniquely decomposed as a p-adic number of the form (u(p- 1)Pr- 1 _ 1)/pr ≡- ao (u) + a1 (u)p +... +at- 1 (u)Pr- 1 (mod pr), gcd(u, p) = 1, where 0 ≤ aj(u) 〈 p for 0 ≤ j≤r - 1 and we set all aj(u) = 0 if gcd(u,p) 〉 1. We firstly study certain arithmetic properties of the level sequences (aj(u))u≥0 over Fp via introducing a new quotient. Then we determine the exact values of linear complexity of (aj(u))u≥0 and values of k-error linear complexity for binary sequences defined by (aj (U))u≥0. |
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ISSN: | 1674-733X 1869-1919 |
DOI: | 10.1007/s11432-015-5305-y |