scholarly journals Supercongruences involving dual sequences

2017 ◽  
Vol 46 ◽  
pp. 179-216 ◽  
Author(s):  
Zhi-Wei Sun
Keyword(s):  
2022 ◽  
Vol 101 ◽  
pp. 103458
Author(s):  
Rong-Hua Wang ◽  
Michael X.X. Zhong

2011 ◽  
Vol DMTCS Proceedings vol. AO,... (Proceedings) ◽  
Author(s):  
Gilbert Labelle ◽  
Annie Lacasse

International audience We give explicit formulas for the number $U_n(N)$ of closed polygonal paths of length $N$ (starting from the origin) whose steps are $n^{\textrm{th}}$ roots of unity, as well as asymptotic expressions for these numbers when $N \rightarrow \infty$. We also prove that the sequences $(U_n(N))_{N \geq 0}$ are $P$-recursive for each fixed $n \geq 1$ and leave open the problem of determining the values of $N$ for which the $\textit{dual}$ sequences $(U_n(N))_{n \geq 1}$ are $P$-recursive. Nous donnons des formules explicites pour le nombre $U_n(N)$ de chemins polygonaux fermés de longueur $N$ (débutant à l'origine) dont les pas sont des racines $n$-ièmes de l'unité, ainsi que des expressions asymptotiques pour ces nombres lorsque $N \rightarrow \infty$. Nous démontrons aussi que les suites $(U_n(N))_{N \geq 0}$ sont $P$-récursives pour chaque $n \geq 1$ fixé et laissons ouvert le problème de déterminer les valeurs de $N$ pour lesquelles les suites $\textit{duales}$ $(U_n(N))_{n \geq 1}$ sont $P$-récursives.


Symmetry ◽  
2019 ◽  
Vol 11 (11) ◽  
pp. 1406
Author(s):  
Bras-Amorós

Several results relating additive ideals of numerical semigroups and algebraic-geometrycodes are presented. In particular, we deal with the set of non-redundant parity-checks, the codelength, the generalized Hamming weights, and the isometry-dual sequences of algebraic-geometrycodes from the perspective of the related Weierstrass semigroups. These results are related tocryptographic problems such as the wire-tap channel, t-resilient functions, list-decoding, networkcoding, and ramp secret sharing schemes.


Author(s):  
Renshen Wang ◽  
Evangeline F. Y. Young ◽  
Yi Zhu ◽  
Fan Chung Graham ◽  
Ronald Graham ◽  
...  
Keyword(s):  

2007 ◽  
Vol 28 (1) ◽  
pp. 214-227 ◽  
Author(s):  
Sharon J.X. Hou ◽  
Jiang Zeng
Keyword(s):  

1987 ◽  
Vol 44 (2) ◽  
pp. 288-298 ◽  
Author(s):  
Tuvi Etzion
Keyword(s):  

1995 ◽  
Vol 81 (1) ◽  
pp. 209-210 ◽  
Author(s):  
Steven E. Linnville

Event-related potentials recorded from HIV-infected patients while they detected oddball targets during rapid delivery of dual sequences of tones showed the complete absence of the late, 300-msec, positive (P300) component, suggesting an alteration in the neuronal activity underlying cognitive processing.


2014 ◽  
Vol 16 (1) ◽  
pp. 7 ◽  
Author(s):  
Małgorzata Peroń

‘Poetic diptychs’ in Fr. Janusz St. Pasierb’s poetry ‘Poetic diptychs’ distinguish themselves from a group o Fr. Janusz St. Pasierb’s poems inspired by the art of painting. These dual poems refer to the same branches of art (painting, sculpture, architecture) as a general rule. The dual sequences are put in the volumes next to each other. Apart from the subject matter they are linked by similar characteristics and nearly identical formulation of their titles. References to art are a pretext to ponder upon in a theological, existential and metapoetic manner. Dual nature of the voice points to multiple ways in which the visible can be interpreted. It also shows the necessity of precise defining of any meanings and presents the scope of difficulties related to inexpressibility.


2005 ◽  
Vol 12 (4) ◽  
pp. 697-716
Author(s):  
Pascal Maroni ◽  
Manoubi Mejri

Abstract We study the problem posed by Nörlund in terms of dual sequences. We determine the functional equation fulfilled by the canonical form of any generalized Bernoulli sequence. Surprisingly these canonical forms are positive definite. Some results are given for an Euler sequence.


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