Results 51 to 60 of about 10,811 (203)

A New q‐Integral Operator Containing Generalized q‐Mittag‐Leffler Function

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2025, Issue 1, 2025.
In this study, we employ the mathematical framework of q‐calculus to introduce a novel integral operator that incorporates the generalized q‐Mittag‐Leffler function. Following this introduction, we delve into an in‐depth analysis of several significant properties and potential applications of this integral operator. Additionally, we explore a number of
Mulugeta Dawud Ali   +2 more
wiley   +1 more source

Zeros of Bessel function derivatives

open access: yes, 2016
We prove that for $\nu>n-1$ all zeros of the $n$th derivative of Bessel function of the first kind $J_{\nu}$ are real and simple. Moreover, we show that the positive zeros of the $n$th and $(n+1)$th derivative of Bessel function of the first kind $J_{\nu}
Baricz, Árpád   +2 more
core   +1 more source

Apsidal motion in the massive binary HD152218 [PDF]

open access: yes, 2016
Massive binary systems are important laboratories in which to probe the properties of massive stars and stellar physics in general. In this context, we analysed optical spectroscopy and photometry of the eccentric short-period early-type binary HD 152218
Dupret, M. -A.   +7 more
core   +1 more source

Seawater Lead Isotopes Record Early Miocene to Modern Circulation Dynamics in the Pacific Sector of the Southern Ocean

open access: yesPaleoceanography and Paleoclimatology, Volume 39, Issue 12, December 2024.
Abstract The Antarctic Circumpolar Current (ACC) is Earth's largest current flowing around Antarctica at all depths and connecting major ocean basins, thus representing an important component of Earth's climate. However, the timing and key controls determining ACC flow path and its strength as a function of past climatic boundary conditions that ...
Huang Huang   +10 more
wiley   +1 more source

On Kapteyn-Kummer Series' Integral Form [PDF]

open access: yes, 2016
In this short research note we obtain double definite integral expressions for the Kapteyn type series built by Kummer's $M$ (or confluent hypergeometric ${}_1F_1$) functions.
Baricz, Árpád   +2 more
core   +2 more sources

Optimised design of electric actuators for more electric aircraft considering machining and assembly errors

open access: yesIET Electric Power Applications, Volume 18, Issue 12, Page 1752-1761, December 2024.
This paper aims to introduce an optimised design method for electric actuators based on the principles of the TPMLM using Halbach arrays. A surrogate model is built from the subdomain model. A multi‐objective optimisation method considering machining and assembly errors is established by employing the interval possibility and the interval order theory ...
Wenlong Li   +3 more
wiley   +1 more source

Chebyshev expansions for modified Struve and related functions [PDF]

open access: yesMathematics of Computation, 1993
We consider the approximation of the modified Struve functions L 0 {{\mathbf {L}}_0} and L 1 {{\mathbf {L}}_1} , and the related functions
openaire   +2 more sources

A critical interval in blastoid evolution: the respiratory transition and palaeogeographic dispersion of the spiraculate blastoids in the Devonian

open access: yesPapers in Palaeontology, Volume 10, Issue 4, July/August 2024.
Abstract Blastoids underwent a revolution in respiration in the Devonian. Emsian blastoid faunas were dominated by fissiculates such as Pentremitidea, giving rise to a transitional spiraculate, Conuloblastus. Hyperoblastus and a mosaic of spiraculates followed; they featured a more advanced respiratory system and were dominant until the Permian.
Jan Bohatý   +2 more
wiley   +1 more source

Coulomb interactions of massless Dirac fermions in graphene; pair-distribution functions and exchange-driven spin-polarized phases

open access: yes, 2006
The quasi-2D electrons in graphene behave as massless fermions obeying a Dirac-Weyl equation in the low-energy regime near the two Fermi points. The stability of spin-polarized phases (SPP) in graphene is considered. The exchange energy is evaluated from
Ando   +20 more
core   +1 more source

Drag in Vegetation Canopy: Considering Sheltering and Blockage Effects

open access: yesWater Resources Research, Volume 60, Issue 7, July 2024.
Abstract Vegetation plays a crucial role in river hydrodynamic processes, and the accurate prediction of canopy drag force is essential for effective river management and ecosystem protection. The interactions within the vegetation canopies must be quantified to understand their impact on drag force.
Yuyan Liu, Ping Wang
wiley   +1 more source

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