Results 11 to 20 of about 60,706 (202)

Polynomial-time T-depth Optimization of Clifford+T circuits via Matroid Partitioning [PDF]

open access: yes, 2013
Most work in quantum circuit optimization has been performed in isolation from the results of quantum fault-tolerance. Here we present a polynomial-time algorithm for optimizing quantum circuits that takes the actual implementation of fault-tolerant ...
Amy, Matthew   +2 more
core   +1 more source

Topological quantum memory [PDF]

open access: yes, 2001
We analyze surface codes, the topological quantum error-correcting codes introduced by Kitaev. In these codes, qubits are arranged in a two-dimensional array on a surface of nontrivial topology, and encoded quantum operations are associated with ...
Alexei Kitaev   +18 more
core   +2 more sources

Quasi-Cyclic Complementary Dual Code

open access: yes, 2015
LCD codes are linear codes that intersect with their dual trivially. Quasi cyclic codes that are LCD are characterized and studied by using their concatenated structure. Some asymptotic results are derived.
Güneri, Cem   +2 more
core   +2 more sources

PERSYMMETRIC MATRIX AND ITS APPLICATION IN CODING THEORY

open access: yesBarekeng
A persymmetric matrix is a square matrix that is symmetric concerning its antidiagonal. This article discusses some characteristics of a persymmetric matrix and its application in coding theory. A persymmetric matrix is used to form a generator matrix of
Ardi Nur Hidayat   +2 more
doaj   +1 more source

Euclidean and Hermitian LCD MDS codes

open access: yes, 2017
Linear codes with complementary duals (abbreviated LCD) are linear codes whose intersection with their dual is trivial. When they are binary, they play an important role in armoring implementations against side-channel attacks and fault injection attacks.
Carlet, Claude   +3 more
core   +2 more sources

Reversible Codes in Matn×s(Fq) Under NRT-Metric

open access: yesIEEE Access
Reversible codes play an essential role in coding theory because of their structural symmetry and broad applications in error control, cryptography, and DNA computing.
Bodigiri Sai Gopinadh, Venkatrajam Marka
doaj   +1 more source

Exotic topological order in fractal spin liquids [PDF]

open access: yes, 2013
We present a large class of three-dimensional spin models that possess topological order with stability against local perturbations, but are beyond description of topological quantum field theory. Conventional topological spin liquids, on a formal level,
Yoshida, Beni
core   +3 more sources

Fast Basins and Branched Fractal Manifolds of Attractors of Iterated Function Systems

open access: yes, 2015
The fast basin of an attractor of an iterated function system (IFS) is the set of points in the domain of the IFS whose orbits under the associated semigroup intersect the attractor.
Barnsley, Michael F., Vince, Andrew
core   +1 more source

Microtubules gate tau condensation to spatially regulate microtubule functions. [PDF]

open access: yes, 2019
Tau is an abundant microtubule-associated protein in neurons. Tau aggregation into insoluble fibrils is a hallmark of Alzheimer's disease and other types of dementia1, yet the physiological state of tau molecules within cells remains unclear.
A Ettinger   +47 more
core   +1 more source

Algebraic geometry codes with complementary duals exceed the asymptotic Gilbert-Varshamov bound

open access: yes, 2017
It was shown by Massey that linear complementary dual (LCD for short) codes are asymptotically good. In 2004, Sendrier proved that LCD codes meet the asymptotic Gilbert-Varshamov (GV for short) bound.
Jin, Lingfei, Xing, Chaoping
core   +1 more source

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