Results 21 to 30 of about 279,482 (318)

Green function for hyperbolic media [PDF]

open access: yes, 2012
We revisit the problem of the electromagnetic Green function for homogeneous hyperbolic media, where longitudinal and transverse components of the dielectric permittivity tensor have different signs.
Belov, Pavel A.   +3 more
core   +2 more sources

On the Superstability of the Pexider Type Trigonometric Functional Equation

open access: yesJournal of Inequalities and Applications, 2010
We will investigate the superstability of the (hyperbolic) trigonometric functional equation from the following functional equations: f(x+y)±g(x−y)=λf(x)g(y) andf(x+y)±g(x−y)=λg(x)f(y), which can be considered ...
Gwang Hui Kim
doaj   +2 more sources

Ambiguity function and accuracy of the hyperbolic chirp: comparison with the linear chirp [PDF]

open access: yes, 2017
In this paper, we derive the Ambiguity Function (AF) of a narrowband and a wideband hyperbolic chirp. We calculate the second derivatives of the squared amplitude of the narrowband Complex Ambiguity Function (CAF) and use them to calculate the Fisher ...
Balleri, Alessio, Farina, Alfonso
core   +1 more source

Application of the Surveillance Device in the Control System for an Electromechanical System with Distributed Parameters in its Mechanical Part

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2023
A system with distributed parameters in its mechanical part is considered. Examples of such a system are given. The reason for taking into account the distribution of parameters in such systems is indicated.
A. P. Korneev   +2 more
doaj   +1 more source

Forced hyperbolic mean curvature flow [PDF]

open access: yes, 2012
In this paper, we investigate two hyperbolic flows obtained by adding forcing terms in direction of the position vector to the hyperbolic mean curvature flows in \cite{klw,hdl}.
Mao, Jing
core   +1 more source

Monotonicity results and bounds for the inverse hyperbolic sine [PDF]

open access: yes, 2009
In this note, we present monotonicity results of a function involving to the inverse hyperbolic sine.
B-N Guo   +14 more
core   +2 more sources

Hyperbolic Horadam Functions

open access: yesGazi University Journal of Science, 2019
This article introduce hyperbolic functions connected to Horadam sequence. That is, we define hyperbolic Horadam functions and present their hyperbolic and recursive properties. We give some geometrical properties of hyperbolic Horadam functions.
BAHSI, Mustafa, SOLAK, Suleyman
openaire   +4 more sources

Reiber’s Diagram for Kappa Free Light Chains: The New Standard for Assessing Intrathecal Synthesis?

open access: yesDiagnostics, 2019
Oligoclonal bands are the gold standard for determination of an intrathecal immunoglobulin G synthesis and were recently included in the McDonald criteria of 2017 to diagnose relapsing multiple sclerosis (MS) as a substitute for dissemination in time ...
Philipp Schwenkenbecher   +7 more
doaj   +1 more source

New Sharp Bounds for the Modified Bessel Function of the First Kind and Toader-Qi Mean

open access: yesMathematics, 2020
Let I v x be he modified Bessel function of the first kind of order v. We prove the double inequality sinh t t cosh 1 / q q t
Zhen-Hang Yang   +2 more
doaj   +1 more source

An Updated Evaluation of Intrathecal IgG Synthesis Markers in Relation to Oligoclonal Bands

open access: yesDiagnostics, 2023
The aim was to evaluate the performance of the latest quantitative marker for intrathecal IgG synthesis and to compare it with other established markers used for the same purpose.
Fotini Boufidou   +7 more
doaj   +1 more source

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