Results 241 to 250 of about 143,950 (277)

A second monoclinic polymorph of 2,3-di-phenyl-pyrazine. [PDF]

open access: yesActa Crystallogr E Crystallogr Commun
Albishri AK   +4 more
europepmc   +1 more source

Synthesis and structure of 9-methyl-1,10-di-hydro-pyrazolo-[3,4-<i>a</i>]carbazole. [PDF]

open access: yesActa Crystallogr E Crystallogr Commun
Sridharan M   +2 more
europepmc   +1 more source

Quantum Codes from Codes over the Ring Rq

International Journal of Theoretical Physics, 2023
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Güzeltepe, Murat, Aytaç, Neslihan
openaire   +2 more sources

Symmetric Codes over Rings

SIAM Journal on Discrete Mathematics, 2003
Summary: Shannon suggested investigating a binary multiplying channel and asked for a maximal uniquely decodable symmetric code. Motivated by his example, we define such a code, called a Shannon set, for an arbitrary ring. We investigate the Shannon sets for the rings \(\mathbb F_q^{n\times n}\) for \(n\in\mathbb N\) and the rings \(\mathbb Z_m=\mathbb
Barbé, André, von Haeseler, Fritz
openaire   +2 more sources

Counting codes over rings

Designs, Codes and Cryptography, 2013
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Dougherty, Steven T., Saltürk, Esengül
openaire   +1 more source

Quantum codes over rings

International Journal of Quantum Information, 2014
This paper considers the construction of quantum error correcting codes from linear codes over finite commutative Frobenius rings. We extend the Calderbank–Shor–Steane (CSS) construction to these rings. Further, quantum codes are extended to matrix product codes.
Guenda, Kenza, Gulliver, T. Aaron
openaire   +1 more source

Self-Dual Codes Over Chain Rings

Mathematics in Computer Science, 2019
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Eisenbarth, Simon, Nebe, Gabriele
openaire   +2 more sources

QUANTUM CODES FROM CYCLIC CODES OVER FINITE RING

International Journal of Quantum Information, 2009
A new method to obtain self-orthogonal codes over finite field F2 is presented. Based on this method, we provide a construction for quantum error-correcting codes starting from cyclic codes over finite ring R = F2 + uF2. As an example, we present infinite families of quantum error-correcting codes which are derived from cyclic codes over the ring R ...
Qian, Jianfa, Ma, Wenping, Guo, Wangmei
openaire   +1 more source

Additive codes over Galois rings

Finite Fields and Their Applications, 2019
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Saadoun Mahmoudi, Karim Samei
openaire   +1 more source

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