Results 41 to 50 of about 23,862 (278)

Spectra of some algebras of entire functions of bounded type, generated by a sequence of polynomials

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2019
In this work, we investigate the properties of the topological algebra of entire functions of bounded type, generated by a countable set of homogeneous polynomials on a complex Banach space. Let $X$ be a complex Banach space. We consider a subalgebra $
S.I. Halushchak
doaj   +1 more source

Static solutions in Einstein-Chern-Simons gravity

open access: yes, 2016
In this paper we study static solutions with more general symmetries than the spherical symmetry of the five-dimensional Einstein-Chern-Simons gravity. In this context, we study the coupling of the extra bosonic field $% h^{a}$ with ordinary matter which
Crisóstomo, Juan   +4 more
core   +1 more source

A State‐Adaptive Koopman Control Framework for Real‐Time Deformable Tool Manipulation in Robotic Environmental Swabbing

open access: yesAdvanced Robotics Research, EarlyView.
This work presents a state‐adaptive Koopman linear quadratic regulator framework for real‐time manipulation of a deformable swab tool in robotic environmental sampling. By combining Koopman linearization, tactile sensing, and centroid‐based force regulation, the system maintains stable contact forces and high coverage across flat and inclined surfaces.
Siavash Mahmoudi   +2 more
wiley   +1 more source

The Boolean algebra and central Galois algebras

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2001
Let B be a Galois algebra with Galois group G, Jg={b∈B∣bx=g(x)b   for all   x∈B} for g∈G, and BJg=Beg for a central idempotent eg. Then a relation is given between the set of elements in the Boolean algebra (Ba,≤) generated by {0,eg∣g∈G} and a set of ...
George Szeto, Lianyong Xue
doaj   +1 more source

Quantum cohomology of partial flag manifolds

open access: yes, 1994
We compute the quantum cohomology rings of the partial flag manifolds F_{n_1\cdots n_k}=U(n)/(U(n_1)\times \cdots \times U(n_k)). The inductive computation uses the idea of Givental and Kim. Also we define a notion of the vertical quantum cohomology ring
A. Floer   +15 more
core   +1 more source

Spatial‐Wavelength Multiplexing Error‐Controlled Photonic Analog Computing System

open access: yesAdvanced Science, EarlyView.
A novel photonic integrated circuit prototype implementing the concept of general‐purpose analog computing and demonstrate its capability in radio frequency applications. The chip features a multichannel architecture and performs fully optical analog computation with frequency‐domain parallel processing. An FPGA‐based error‐correction algorithm aims to
Tao Zhu   +15 more
wiley   +1 more source

On stabilization of Maxwell-BMS algebra

open access: yesJournal of High Energy Physics, 2020
In this work we present different infinite dimensional algebras which appear as deformations of the asymptotic symmetry of the three-dimensional Chern-Simons gravity for the Maxwell algebra.
P. Concha, H. R. Safari
doaj   +1 more source

ANOTHER AXIOMATIZATION OF B-ALGEBRAS

open access: yesDemonstratio Mathematica, 2008
AbstractIn this paper we introduce the notion of ...
Kim, Chang Bum, Kim, Hee Sik
openaire   +1 more source

A Perspective on Interactive Theorem Provers in Physics

open access: yesAdvanced Science, EarlyView.
Into an interactive theorem provers (ITPs), one can write mathematical definitions, theorems and proofs, and the correctness of those results is automatically checked. This perspective goes over the best usage of ITPs within physics and motivates the open‐source community run project PhysLean, the aim of which is to be a library for digitalized physics
Joseph Tooby‐Smith
wiley   +1 more source

BMS4 algebra, its stability and deformations

open access: yesJournal of High Energy Physics, 2019
We continue analysis of [1] and study rigidity and stability of the b m s 4 $$ \mathfrak{b}\mathfrak{m}{\mathfrak{s}}_4 $$ algebra and its centrally extended version b m s 4 ^ $$ \widehat{\mathfrak{bm}{\mathfrak{s}}_4} $$ .
H. R. Safari, M. M. Sheikh-Jabbari
doaj   +1 more source

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