Results 21 to 30 of about 1,202,123 (248)

A quantum stochastic Lie-Trotter product formula. [PDF]

open access: yes, 2010
A Trotter product formula is established for unitary quantum stochastic processes governed by quantum stochastic differential equations with constant bounded ...
Sinha, Kalyan B., Lindsay, J. Martin
core   +5 more sources

Ostrowski Type Inequalities for s-Convex Functions via q-Integrals

open access: yesJournal of Function Spaces, 2022
The new outcomes of the present paper are q-analogues (q stands for quantum calculus) of Hermite-Hadamard type inequality, Montgomery identity, and Ostrowski type inequalities for s-convex mappings.
Khuram Ali Khan   +4 more
doaj   +1 more source

Towards a Minimal Stabilizer ZX-calculus [PDF]

open access: yesLogical Methods in Computer Science, 2020
The stabilizer ZX-calculus is a rigorous graphical language for reasoning about quantum mechanics. The language is sound and complete: one can transform a stabilizer ZX-diagram into another one using the graphical rewrite rules if and only if these two ...
Miriam Backens   +2 more
doaj   +1 more source

Analysis of a Quantum Error Correcting Code using Quantum Process Calculus [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2012
We describe the use of quantum process calculus to describe and analyze quantum communication protocols, following the successful field of formal methods from classical computer science. The key idea is to define two systems, one modelling a protocol and
Timothy A. S. Davidson   +3 more
doaj   +1 more source

Generalized Flow and Determinism in Measurement-based Quantum Computation [PDF]

open access: yes, 2007
We extend the notion of quantum information flow defined by Danos and Kashefi for the one-way model and present a necessary and sufficient condition for the deterministic computation in this model.
Kashefi, E.   +3 more
core   +1 more source

From Fractional Quantum Mechanics to Quantum Cosmology: An Overture

open access: yesMathematics, 2020
Fractional calculus is a couple of centuries old, but its development has been less embraced and it was only within the last century that a program of applications for physics started. Regarding quantum physics, it has been only in the previous decade or
Paulo Vargas Moniz, Shahram Jalalzadeh
doaj   +1 more source

Sequent Calculus Representations for Quantum Circuits [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2016
When considering a sequent-style proof system for quantum programs, there are certain elements of quantum mechanics that we may wish to capture, such as phase, dynamics of unitary transformations, and measurement probabilities. Traditional quantum logics
Cameron Beebe
doaj   +1 more source

General Non-Markovian Quantum Dynamics

open access: yesEntropy, 2021
A general approach to the construction of non-Markovian quantum theory is proposed. Non-Markovian equations for quantum observables and states are suggested by using general fractional calculus.
Vasily E. Tarasov
doaj   +1 more source

ZH: A Complete Graphical Calculus for Quantum Computations Involving Classical Non-linearity [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2019
We present a new graphical calculus that is sound and complete for a universal family of quantum circuits, which can be seen as the natural string-diagrammatic extension of the approximately (real-valued) universal family of Hadamard+CCZ circuits.
Miriam Backens, Aleks Kissinger
doaj   +1 more source

On Quantum Statistical Mechanics: A Study Guide

open access: yesAdvances in Mathematical Physics, 2017
We provide an introduction to a study of applications of noncommutative calculus to quantum statistical physics. Centered on noncommutative calculus, we describe the physical concepts and mathematical structures appearing in the analysis of large quantum
Wladyslaw Adam Majewski
doaj   +1 more source

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