نتایج جستجو برای: local fractional derivative operators

تعداد نتایج: 734744  

2016
Yury Rossikhin Marina Shitikova Guadalupe Estrada Meza

In the present paper, we consider the problem on a transverse impact of a viscoelastic sphere upon an elastic Bernoulli-Euler beam in a viscoelastic medium, the viscoelastic features of which are described by certain viscoelastic operators. The Young’s modulus of the impactor is the timedependent operator, which is defined via the standard linear solid fractional derivative model, while the bul...

2016
Yury A. Rossikhin Marina Shitikova Maria Guadalupe Estrada Meza

In the present paper, we consider the problem on a transverse impact of a viscoelastic sphere upon an elastic Bernoulli-Euler beam in a viscoelastic medium, the viscoelastic features of which are described by certain viscoelastic operators. The Young's modulus of the impactor is the time-dependent operator, which is defined via the standard linear solid fractional derivative model, while the bu...

1999
S. BHATT R. K. RAINA

The present paper systematically investigates a new class of functions involving certain fractional derivative operators. Characterization and distortion theorems, and other interesting properties of this class of functions are studied. Further, the modified Hadamard product of several functions belonging to this class are also investigated.

Journal: :bulletin of the iranian mathematical society 2012
a. ahmadkhanlu m. jahanshahi

n this paper, at first the  concept of caputo fractionalderivative is generalized on time scales. then the fractional orderdifferential equations are introduced on time scales. finally,sufficient and necessary conditions are presented for the existenceand uniqueness of solution of initial valueproblem including fractional order differential equations.

Journal: :international journal of nonlinear analysis and applications 2015
m.a. abdellaoui z. dahmani n. bedjaoui

this paper studies the existence of solutions for acoupled system of nonlinear fractional differential equations. newexistence and uniqueness results are established using banach fixedpoint theorem. other existence results are obtained using schaeferand krasnoselskii fixed point theorems. some illustrative examplesare also presented.

Journal: :iranian journal of mathematical chemistry 2016
a. ansari m. ahmadi darani

in this article using the inverse laplace transform, we show analytical solutions for the generalized mass transfers with (and without) a chemical reaction. these transfers have been expressed as the couette flow with the fractional derivative of the caputo sense. also, using the hankel contour for the bromwich's integral, the solutions are given in terms of the generalized airy functions.

2007
B. Baeumer M. Kovács M. M. Meerschaert

In this article we explore properties of subordinated d-parameter groups. We show that they are semi-groups, inheriting the properties of the subordinator via a transference principle. Applications range from infinitely divisible processes on a torus to the definition of inhomogeneous d-dimensional fractional derivative operators. Mathematics Subject Classification (2000). 47D03, 47D07, 26A33.

Journal: :computational methods for differential equations 0
parisa rahimkhani alzahra university yadollah ordokhani alzahra university esmail babolian kharazmiuniversity

in this manuscript a new method is introduced for solving fractional differential equations. the fractional derivative is described in the caputo sense. the main idea is to use fractional-order legendre wavelets and operational matrix of fractional-order integration. first the fractional-order legendre wavelets (flws) are presented. then a family of piecewise functions is proposed, based on whi...

Journal: :computational methods for differential equations 0
mehmet ekici department of mathematics, faculty of science and arts, bozok university, yozgat, turkey abdullah sonmezoglu department of mathematics, faculty of science and arts, bozok university, 66100 yozgat, turkey elsayed m. e. zayed mathematics department, faculty of science, zagazig university, zagazig, egypt

in this paper, a new fractional sub-equation method is proposed for finding exact solutions of fractional partial differential equations (fpdes) in the sense of modified riemann-liouville derivative. with the aid of symbolic computation, we choose the space-time fractional zakharov-kuznetsov-benjamin-bona-mahony (zkbbm) equation in mathematical physics with a source to illustrate the validity a...

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