Mittag-Leffler Memory Kernel in Levy Flights

被引:11
作者
dos Santos, Maike A. E. [1 ,2 ]
机构
[1] Ctr Brasileiro Pesquisas Fis, Rua Dr Xavier Sigaud 150, BR-22290180 Rio De Janeiro, Brazil
[2] Natl Inst Sci & Technol Complex Syst, Rua Dr Xavier Sigaud 150, BR-22290180 Rio De Janeiro, Brazil
关键词
fractional calculus; continuous time random walks; Levy process; exact solutions; FRACTIONAL DIFFUSION-EQUATIONS; ANOMALOUS DIFFUSION; RANDOM-WALKS; CALCULUS; MODELS; EQUILIBRIUM; STATISTICS; DYNAMICS; SUCCESS; SEARCH;
D O I
10.3390/math7090766
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
T In this article, we make a detailed study of some mathematical aspects associated with a generalized Levy process using fractional diffusion equation with Mittag-Leffler kernel in the context of Atangana-Baleanu operator. The Levy process has several applications in science, with a particular emphasis on statistical physics and biological systems. Using the continuous time random walk, we constructed a fractional diffusion equation that includes two fractional operators, the Riesz operator to Laplacian term and the Atangana-Baleanu in time derivative, i.e., aABDt alpha rho(x,t)=K alpha,mu partial differential x mu rho(x,t). We present the exact solution to model and discuss how the Mittag-Leffler kernel brings a new point of view to Levy process. Moreover, we discuss a series of scenarios where the present model can be useful in the description of real systems.
引用
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页数:13
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