Results 31 to 40 of about 82,468 (248)

Constraining nonstandard neutrino-quark interactions with solar, reactor and accelerator data [PDF]

open access: yes, 2009
We present a reanalysis of nonstandard neutrino-down-quark interactions of electron and tau neutrinos using solar, reactor and accelerator data. In addition updating the analysis by including new solar data from SNO phase III and Borexino, as well as new
F. J. Escrihuela   +5 more
core   +4 more sources

Time averaging for functional differential equations

open access: yesJournal of Applied Mathematics, 2003
We present a result on the averaging for functional differential equations on finite time intervals. The result is formulated in both classical mathematics and nonstandard analysis; its proof uses some methods of nonstandard analysis.
Mustapha Lakrib
doaj   +1 more source

On differential operators an differential equations on torus

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2018
In this paper, we consider periodic boundary value problems for a differential equation whose coefficients are trigonometric polynomials. The spaces of generalized functions are constructed, in which the problems considered have solutions, in particular,
Vladimir P Burskii
doaj   +1 more source

Solution of Euler’s Differential Equation in Terms of Distribution Theory and Fractional Calculus

open access: yesMathematics, 2020
For Euler’s differential equation of order n, a theorem is presented to give n solutions, by modifying a theorem given in a recent paper of the present authors in J. Adv. Math. Comput. Sci.
Tohru Morita, Ken-ichi Sato
doaj   +1 more source

A nonstandard technique in combinatorial number theory [PDF]

open access: yes, 2014
In [9], [15] it has been introduced a technique, based on nonstandard analysis, to study some problems in combinatorial number theory. In this paper we present three applications of this technique: the first one is a new proof of a known result regarding
Baglini, Lorenzo Luperi
core   +1 more source

The Relation between the Spaces L1(F ) and L1(T) with Some Applications [PDF]

open access: yesEurasian Journal of Science and Engineering, 2018
In this research we find the relation between the nonstandard space of Lebesgue integrable functions L1(F),where F={|-N⁄2|+1,|-N⁄2|+2,…,0,…,|N⁄2| is a *finite set for N > ℕ and the space of Lebesgue integrable functions L1(T), where T=[-π,π] , with some
Rashad Rashid Haji
doaj   +1 more source

Customizable Fabrication of 2D and Conformal Multielectrode Arrays for 3D Printed Organotypic Bioelectronic Interfaces

open access: yesAdvanced Healthcare Materials, EarlyView.
Aerosol jet printing enables rapid, customizable fabrication of flexible, fully gold multi‐electrode arrays (MEAs) for organotypic bioelectronic interfaces. The printed MEAs exhibit stable electrochemical performance, cytocompatibility, and functionality in recording and stimulation, including integration with 3D‐printed constructs.
Ernest Cheah   +7 more
wiley   +1 more source

A hypercontinuous hypersmooth Schwarzschild line element transformation

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1997
In this paper, a new derivation for one of the black hole line elements is given since the basic derivation for this line element is flawed mathematically. This derivation postulates a transformation procedure that utilizes a transformation function that
Robert A. Herrmann
doaj   +1 more source

Dynamical and nonstandard computational analysis of heroin epidemic model

open access: yesResults in Physics, 2022
Numerical modelling of real-world problems has a significant role in different disciplines like biology, physics, chemistry, economics, and many more. The numerical results are the authentication of the results of the dynamical analysis.
Ali Raza   +6 more
doaj   +1 more source

Magnetic Flux Guides by Material Extrusion

open access: yesAdvanced Science, EarlyView.
Magnetic flux guidance can increase inductive coupling and forces for magnetic sensors, actuators, and transducers. Here, a magnetic material extrusion method is used to fabricate flux concentration structures of arbitrary shapes with a magnetic permeability of 42. In line with simulation analysis, experimental results show that these materials provide
Jorge Cañada   +4 more
wiley   +1 more source

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