Results 31 to 40 of about 75,363 (311)

Maps on the Mirror Heisenberg–Virasoro Algebra

open access: yesMathematics
Using the first cohomology from the mirror Heisenberg–Virasoro algebra to the twisted Heisenberg algebra (as the mirror Heisenberg–Virasoro algebra module), in this paper, we determined the derivations on the mirror Heisenberg–Virasoro algebra.
Xuelian Guo   +2 more
doaj   +1 more source

A multiscale analysis of nutrient transport and biological tissue growth in vitro [PDF]

open access: yes, 2014
In this paper, we consider the derivation of macroscopic equations appropriate to describe the growth of biological tissue, employing a multiple-scale homogenisation method to accommodate explicitly the influence of the underlying microscale structure of
Nelson, M. R.   +14 more
core   +1 more source

Universality of Hawking radiation in non local field theories

open access: yesPhysics Letters B, 2019
Locality plays a key role in the derivation of Hawking radiation. Could relaxing the locality criterion modify Hawking radiation? We consider Hawking radiation in a general class of non local quantum field theories.
Nirmalya Kajuri, Dawood Kothawala
doaj   +1 more source

Derivation of local vibratory stimulus for stair climbing based on Mu rhythm

open access: yesAdvances in Mechanical Engineering, 2019
The purpose of this study was to derive the local vibration that the sensorimotor area responds sensitively and to investigate changes in muscle activity of the lower limb when the vibratory stimulus was applied during the stair climbing.
Seunghun Ko   +3 more
doaj   +1 more source

The fundamental interactions of physics derived from the principle of the local gauge symmetry [PDF]

open access: yesJournal of Electrical and Electronics Engineering, 2009
The laws of the electromagneticinteractions were discovered by Maxwell. Later onit was prooved that these laws can be derived alsoby the principle of the least action if the Lorentz-invariantLagrangian is invariant also against thelocal gauge ...
Elisabeth Balogh, István Lovas
doaj  

Local limit theorem for coefficients of modified Borwein’s algorithm, proved by the ratio method

open access: yesLietuvos Matematikos Rinkinys, 2019
The paper continues the research of the modified Borwein method for the evaluation of the Riemann zeta-function. It provides a different perspective on the derivation of the local limit theorem for coefficients of the method.
Igoris Belovas
doaj   +1 more source

Local and 2-local derivations of solvable Leibniz algebras [PDF]

open access: yesInternational Journal of Algebra and Computation, 2020
We show that any local derivation on the solvable Leibniz algebras with model or abelian nilradicals, whose dimension of complementary space is maximal is a derivation. We show that solvable Leibniz algebras with abelian nilradicals, which have [Formula: see text] dimension complementary space, admit local derivations which are not derivations ...
Shavkat A. Ayupov   +2 more
openaire   +3 more sources

TWO METHODS OF DESCRIBING 2-LOCAL DERIVATIONS AND AUTOMORPHISMS

open access: yesUral Mathematical Journal
In the present paper, we investigate 2-local linear operators on vector spaces. Sufficient conditions are obtained for the linearity of a 2-local linear operator on a finite-dimensional vector space. To do this, families of matrices of a certain type are
Farhodjon Arzikulov   +2 more
doaj   +1 more source

On the derivation of an hourly local index to define the normal ionosphere

open access: yesAnnals of Geophysics, 2000
In this paper an hourly local ionospheric index f n F 2 is proposed to define the normal level of the undisturbed ionosphere. For the determination of this index a model is developed where the normal values of the f 0 F 2 parameter were reproduced ...
I. Tsagouri, G. Moraitis, A. Belehaki
doaj   +1 more source

Local derivations

open access: yesJournal of Algebra, 1990
The main result of this paper is: Theorem A. If \(\delta\) is a norm-continuous linear map of a von Neumann algebra \({\mathcal R}\) into a dual \({\mathcal R}\)- bimodule \({\mathcal M}\) with the property that for each \(A\) in \({\mathcal R}\) there is a (norm-continuous) derivation \(\delta_ A\) such that \(\delta(A)=\delta_ A(A)\), then \(\delta\)
openaire   +2 more sources

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