Results 21 to 30 of about 550,068 (209)

Twisted Supergravity and Koszul Duality: A Case Study in AdS₃ [PDF]

open access: yes, 2020
In this note, we study a simplified variant of the familiar holographic duality between supergravity on AdS₃ × S³ × T⁴ and the SCFT (on the moduli space of) the symmetric orbifold theory Sym^N(T⁴) as N→∞.
Costello, Kevin, Paquette, Natalie M.
core   +2 more sources

Thermal-Diffusive Processes of an Electron-Hole Non-Local Semiconductor Model with Variable Thermal Conductivity and Hall Current Effect

open access: yesMathematics, 2023
In this work, a novel model is presented that describes thermal diffusion processes through non-local semiconductor materials. The material under study is subjected to the influence of a strong magnetic field, which creates a Hall current.
Abeer Alhashash   +5 more
doaj   +1 more source

The biHecke monoid of a finite Coxeter group and its representations [PDF]

open access: yes, 2012
For any finite Coxeter group W, we introduce two new objects: its cutting poset and its biHecke monoid. The cutting poset, constructed using a generalization of the notion of blocks in permutation matrices, almost forms a lattice on W.
Albert   +14 more
core   +3 more sources

Quantum solutions of a nonlinear Schrödinger equation [PDF]

open access: yesIranian Journal of Numerical Analysis and Optimization
In the present paper, we precisely conduct a quantum calculus method for the numerical solutions of PDEs. A nonlinear Schrödinger equation is considered. Instead of the known classical discretization methods based on the finite difference scheme, Adomian
S. Arfaoui, Ben Mabrouk
doaj   +1 more source

Photo-thermoelastic wave propagation with changing thermal conductivity on excited pulsed laser nanoscale microelongated semiconductor material

open access: yesFrontiers in Physics, 2023
Indroduction: The novel model of a non-local elastic semiconductor material that is microelongated is created. The process of photothermal transfer is responsible for the stimulation of the material. Photo-thermoelastic theories are used when the thermal
Ashraf M. Farhan   +7 more
doaj   +1 more source

Probabilistic logics based on Riesz spaces [PDF]

open access: yesLogical Methods in Computer Science, 2020
We introduce a novel real-valued endogenous logic for expressing properties of probabilistic transition systems called Riesz modal logic. The design of the syntax and semantics of this logic is directly inspired by the theory of Riesz spaces, a mature ...
Robert Furber, Radu Mardare, Matteo Mio
doaj   +1 more source

Unordered Tuples in Quantum Computation [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2015
It is well known that the C*-algebra of an ordered pair of qubits is M_2 (x) M_2. What about unordered pairs? We show in detail that M_3 (+) C is the C*-algebra of an unordered pair of qubits. Then we use Schur-Weyl duality to characterize the C*-algebra
Robert Furber, Bas Westerbaan
doaj   +1 more source

Algebraic theory of measure algebras

open access: yesДоповiдi Нацiональної академiї наук України, 2023
A. Horn and A. Tarski initiated the abstract theory of measure algebras. Independently V. Sushchansky, B. Oliynyk and P. Cameron studied the direct limits of Hamming spaces.
O.O. Bezushchak, B.V. Oliynyk
doaj   +1 more source

On multi-graviton and multi-gravitino gauge theories [PDF]

open access: yes, 2003
This paper studies nonlinear deformations of the linear gauge theory of any number of spin-2 and spin-3/2 fields with general formal multiplication rules in place of standard Grassmann rules for manipulating the fields, in four spacetime dimensions ...
Anco S C   +20 more
core   +2 more sources

Three Hopf algebras from number theory, physics & topology, and their common background I: operadic & simplicial aspects [PDF]

open access: yes, 2020
We consider three a priori totally different setups for Hopf algebras from number theory, mathematical physics and algebraic topology. These are the Hopf algebra of Goncharov for multiple zeta values, that of Connes-Kreimer for renormalization, and a ...
Gálvez-Carrillo, Imma   +2 more
core   +3 more sources

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