Special Issues

Fractal and Fractional runs special issues to create collections of papers on specific topics. The aim is to build a community of authors and readers to discuss the latest research and develop new ideas and research directions. Special Issues are led by Guest Editors who are experts in the subject and oversee the editorial process for papers. Papers published in a Special Issue will be collected together on a dedicated page of the journal website. For any inquiries related to a Special Issue, please contact the Editorial Office.

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New Challenges Arising in Engineering Problems with Fractional and Integer Order III submission deadline 30 Sep 2023 | 6 articles | Viewed by 6523 | Submission Open
(This special issue belongs to the Section Engineering)
New Trends on Generalized Fractional Calculus submission deadline 30 Sep 2023 | 7 articles | Viewed by 5667 | Submission Open
Keywords: generalised fractional calculus; fractional calculus with general analytic kernels; ψ -fractional derivatives; weighted fractional derivatives; integral transforms; special functions; fractional inequalities; fractional ODE and PDE; initial and Boundary value problems
(This special issue belongs to the Section Numerical and Computational Methods)
Fractional Diffusion Equations: Numerical Analysis, Modeling and Application
edited by and Xiuying Li
submission deadline 30 Sep 2023 | 5 articles | Viewed by 4974 | Submission Open
Keywords: fractional diffusion equations; fractional oscillating differential equations; nonsmooth functions; singular integral equations; fractional-order system identification; modeling; application
(This special issue belongs to the Section General Mathematics, Analysis)
Fractional Gravity/Cosmology in Classical and Quantum Regimes submission deadline 30 Sep 2023 | 2 articles | Viewed by 3178 | Submission Open
Keywords: fractional calculus; fractional derivatives; Riesz fractional operator; Caputo fractional operator; fractional Brownian motion; Lé vy path integrals; fractional action-like variational approach; fractional quantum mechanics; fractional classical cosmology; fractional quantum cosmology; non-local operators
(This special issue belongs to the Section Mathematical Physics)
Abstract Fractional Differential Inclusions
edited by and
submission deadline 30 Sep 2023 | 3 articles | Viewed by 2145 | Submission Open
Keywords: abstract volterra integro-differential inclusions; abstract fractional integro-differential inclusions; scalar fractional integro-differential inclusions; almost periodic type solutions of abstract fractional integro-differential inclusions; chaotic solutions of abstract fractional integro-differential inclusions; fractional calculus
(This special issue belongs to the Section General Mathematics, Analysis)
Fractional Calculus in Applied Mechanics submission deadline 30 Sep 2023 | 1 articles | Viewed by 656 | Submission Open
(This special issue belongs to the Section Engineering)
Observability and Observer Design of Fractional-Order Nonlinear Systems submission deadline 30 Sep 2023 | Viewed by 401 | Submission Open
Keywords: nonlinear observers; fractional differential equations; generalized calculus; observer theory; fault detection; synchronization; observer-based controllers
(This special issue belongs to the Section Mathematical Physics)
New Trends on Fractional Quantum Hall Effects and Applications
edited by
submission deadline 30 Sep 2023 | Viewed by 142 | Submission Open
(This special issue belongs to the Section Mathematical Physics)
Fractal Analysis for Remote Sensing Data
edited by
submission deadline 20 Oct 2023 | 1 articles | Viewed by 1449 | Submission Open
(This special issue belongs to the Section Engineering)
Fractal and Fractional Analysis in Biomedical Sciences and Engineering submission deadline 20 Oct 2023 | 2 articles | Viewed by 1394 | Submission Open
Keywords: fractal and multifractal analysis; fractal lacunarity analysis; fractional calculus; fractional differential equations; convergence and stability analysis; biological system complexity; non-linear biosystem dynamics; medical image and data analysis; neural networks and graphs; long-term correlation tracking
(This special issue belongs to the Section Life Science, Biophysics)
Fractal Geometries with Applications in Materials submission deadline 21 Oct 2023 | 2 articles | Viewed by 2479 | Submission Open
(This special issue belongs to the Section Geometry)
Feature Papers for the 'Complexity' Section
edited by
submission deadline 22 Oct 2023 | 2 articles | Viewed by 1288 | Submission Open
(This special issue belongs to the Section Complexity)
Fractional Behaviors Analysis and Modelling
edited by
submission deadline 31 Oct 2023 | 4 articles | Viewed by 6847 | Submission Open
Keywords: Fractional behaviors; Modeling; Volterra equations; Non-singular kernels; Non-linear models; Time-varying models; Partial differential equations; Fractal
(This special issue belongs to the Section Engineering)
Recent Advances in Fractional Fourier Transforms and Applications submission deadline 31 Oct 2023 | 7 articles | Viewed by 5506 | Submission Open
Keywords: fractional Fourier transform; linear canonical transform; digital signal processing; fractional integral operator; partial differential equations
(This special issue belongs to the Section General Mathematics, Analysis)
Advances in Boundary Value Problems for Fractional Differential Equations, 2nd Edition
edited by
submission deadline 31 Oct 2023 | 7 articles | Viewed by 4665 | Submission Open
Keywords: fractional differential equations; fractional differential inclusions; fractional differential inequalities; initial value problems; boundary value problems; existence; nonexistence; uniqueness; multiplicity; stability; numerical computations
(This special issue belongs to the Section General Mathematics, Analysis)
Recent Advances in Fractional Laplacian Problems
edited by
submission deadline 31 Oct 2023 | 2 articles | Viewed by 2002 | Submission Open
Keywords: fractional differential equations; fractional Sobolev spaces; variable exponent elliptic operator; fractional Laplacian problems with the external magnetic field; variational methods; critical growth; concentration– compactness principle
(This special issue belongs to the Section General Mathematics, Analysis)
Advances in Nonlinear Functional Analysis on Fractional Differential Equations
edited by
submission deadline 31 Oct 2023 | 2 articles | Viewed by 1353 | Submission Open
Keywords: nonlinear functional analysis; control theory and applications; nonlinear fractional dynamic equations on timescale; fixed point theory; ecological systems; nonlinear dynamical systems; fractional calculus; solvability of infinite systems; sequence spaces; function spaces; nonlinear functionals and variational methods; nonlinear operators
(This special issue belongs to the Section General Mathematics, Analysis)
Fractional Differential Equations: Computation and Modelling with Applications submission deadline 31 Oct 2023 | 2 articles | Viewed by 1184 | Submission Open
Keywords: fractional derivatives and integrals; fractional operators; fractal-fractional derivatives and integrals; mathematical modelling; computational efficient methods; uncertainty and artificial intelligence; nonsingular kernels
(This special issue belongs to the Section General Mathematics, Analysis)
Fractional Differential Operators with Classical and New Memory Kernels submission deadline 31 Oct 2023 | 1 articles | Viewed by 714 | Submission Open
Keywords: fractional operators; memory kernels; biomechanical and medical models; analysis; special functions and kernels; numerical and computational methods; analytical solution methods: exact and approximate; modeling approaches with nonlocal (fractional) operators; probability and statistics based on non-local approaches; mathematical physics: heat; mass and momentum transfer; engineering applications and image processing; life science; biophysics and complexity
(This special issue belongs to the Section General Mathematics, Analysis)
Inverse Problems for Fractional Differential Equations submission deadline 31 Oct 2023 | Viewed by 287 | Submission Open
Keywords: inverse problems; fractional differential equations; fractional derivatives; non-integer derivatives; fractional models; chaotic systems; time-fractional diffusion; spatial-fractional diffusion; non-linear fractional differential equations; pseudo-differential equations; fractional reactions
(This special issue belongs to the Section General Mathematics, Analysis)
Applications of Fractional Calculus in Modelling of Viscoelastic Systems
edited by and
submission deadline 31 Oct 2023 | Viewed by 112 | Submission Open
Keywords: fractional differential equations; mathematical modelling and real-world applications; numerical methods and analysis; complex systems; fractional calculus
(This special issue belongs to the Section Mathematical Physics)
Stochastic Dynamics for SDE or SPDE with Fractional Brownian Motion
edited by
submission deadline 10 Nov 2023 | Viewed by 175 | Submission Open
Keywords: fractional Brownian motion; rough paths theory; random attractors; invariant manifolds; average principle
(This special issue belongs to the Section Probability and Statistics)
Novel and Innovative Methods for Fractional-Order Epidemic Model
edited by and
submission deadline 15 Nov 2023 | 1 articles | Viewed by 882 | Submission Open
Keywords: differential equations; stochastic differential equations; fractional differential equations; deterministic and stochastic models of infectious diseases; fractional models of infectious diseases
(This special issue belongs to the Section Numerical and Computational Methods)
Recent Developments on Linear and Nonlinear Fractional-Order Systems: Theory and Application submission deadline 25 Nov 2023 | 6 articles | Viewed by 4271 | Submission Open
Keywords: fractional-order models; qualitative theory; dynamical systems; optimization techniques; control design; stochastic systems
(This special issue belongs to the Section General Mathematics, Analysis)
Women’s Special Issue Series: Fractal and Fractional submission deadline 26 Nov 2023 | 8 articles | Viewed by 11666 | Submission Open
Keywords: Fractals and Fractional Calculus; Fractals and Fractional Calculus in Computing; Fractals and Fractional Calculus in Mathematical Physics; Fractals and Fractional Calculus in Biology and Neurocomputing; Fractals and Fractional Calculus in Engineering; Fractals and Fractional Calculus in Economics; Fractals and Fractional Calculus in Educational Technologies; Fractional Calculus and Control; Fractional Calculus and Optimization; Fractional Calculus and Stability; Fractional Models and Uncertainty; Related Fractional Modeling
(This special issue belongs to the Section Complexity)
Feature Papers for the 'General Mathematics, Analysis' Section
edited by and
submission deadline 26 Nov 2023 | 7 articles | Viewed by 6181 | Submission Open
Keywords: fractional derivatives; fractional operators and transforms; fractional inclusions; fractals; fractional-order systems; boundary value problems; existence and uniqueness; fixed point theory; qualitative analysis; analytical solutions; discrete fractional calculus; stochastic fractional calculus; fractional inequalities; approximations; modeling and applications
(This special issue belongs to the Section General Mathematics, Analysis)
Applications of Iterative Methods in Solving Nonlinear Equations submission deadline 30 Nov 2023 | 10 articles | Viewed by 10818 | Submission Open
Keywords: iterative methods; stability theory; methods with memory; simultaneous roots; multiple roots; fractional derivatives; fractal dimension; nonlinear dynamics; mathematical modelling
(This special issue belongs to the Section General Mathematics, Analysis)
Fractional Order Systems with Application to Electrical Power Engineering submission deadline 30 Nov 2023 | 8 articles | Viewed by 8510 | Submission Open
Keywords: fractional-order system; distributed energy resources; energy storage system; multi-energy systems; power electronic systems; power converters; renewable energy systems; artificial intelligence; stability analysis; intelligent control; fractional calculus; reliability and resiliency
(This special issue belongs to the Section Engineering)
Advances in Nonlinear Dynamics: Theory, Methods and Applications
edited by Golan Bel
submission deadline 30 Nov 2023 | 6 articles | Viewed by 5365 | Submission Open
Keywords: pattern formation; multi-stability; nonlinear interactions– disorder interplay; instabilities; bifurcations; chaos
(This special issue belongs to the Section Mathematical Physics)
State-of-the-Art in Fractional-Order Neural Networks: Theory, Design and Applications submission deadline 30 Nov 2023 | 7 articles | Viewed by 5308 | Submission Open
Keywords: fractional-order neural networks; fractional-order controllers; chaos control; synchronization; stability; fractional dynamics
(This special issue belongs to the Section Numerical and Computational Methods)
Recent Advances in Fractional Evolution Equations and Related Topics
edited by Gaston M. N'Guérékata, and
submission deadline 30 Nov 2023 | 6 articles | Viewed by 5288 | Submission Open
Keywords: fractional evolution equation; mild solution; fixed point; Banach space; measure of noncompactness; semi-group of linear operators; controllability; stability
(This special issue belongs to the Section General Mathematics, Analysis)
Physical Phenomena on Fractals and in Fractional Dimension Spaces submission deadline 30 Nov 2023 | 6 articles | Viewed by 4798 | Submission Open
Keywords: fractals; fractional dimension space; fractal continuum; Hurst exponent; percolation; fractal dynamics; fractal mechanics; wave phenomena; time series; anomalous diffusion
(This special issue belongs to the Section Mathematical Physics)
Recent Developments on Mathematical Models of Deadly Disease
edited by and
submission deadline 30 Nov 2023 | 4 articles | Viewed by 3376 | Submission Open
Keywords: fractional calculus; fractional-order disease models; fractional derivative; stability analysis; nonlinear systems; network modeling
(This special issue belongs to the Section General Mathematics, Analysis)
Recent Advances in Computational Physics with Fractional Application, 2nd Edition submission deadline 30 Nov 2023 | 3 articles | Viewed by 2440 | Submission Open
Keywords: stability analysis; integral equations; semi-analytical method; mathematical modeling; traveling wave solutions; analytical and numerical methods; soliton theory and its applications; fractional calculus and its applications; ordinary and partial differential equations; symmetry analysis and conservation laws; mathematical modeling of flow in porous media; high-order numerical differential formulas for fractional derivatives; numerical and computational methods in fractional differential equations
(This special issue belongs to the Section Mathematical Physics)
Recent Advances in Fractal and Fractional Calculus Theory and Its Applications submission deadline 30 Nov 2023 | 1 articles | Viewed by 1021 | Submission Open
Keywords: fractional calculus; memory kernels; non-locality and hereditary effects; transient phenomena with hereditary; fractional operator applications; epidemiological challenges and contemporary issues related to pandemics; environmental hereditary
(This special issue belongs to the Section Complexity)
Applications of Fractal Approaches in Seismology and Atmospheric Science submission deadline 30 Nov 2023 | 1 articles | Viewed by 568 | Submission Open
Keywords: fractals; self-organised systems; nonlinear dynamics and chaos; radon; electromagnetism; urban air pollution; earthquakes; modelling and simulation; data analysis: algorithms and implementation; data management
(This special issue belongs to the Section Mathematical Physics)
Fractional-Order Approaches in Automation: Models and Algorithms
edited by , and Pablo Antonio López-Pérez
submission deadline 30 Nov 2023 | Viewed by 501 | Submission Open
Keywords: fractional-order systems; fractional-order control systems; fractional filtering; geometric interpretation of fractional-order calculus; system identifications; fractional derivatives; neural networks using fractional-order calculus
(This special issue belongs to the Section Engineering)
Spectral Methods for Fractional Functional Models submission deadline 30 Nov 2023 | 1 articles | Viewed by 473 | Submission Open
Keywords: spectral methods for fractional partial differential equations; spectral methods for fractional integral equations; spectral methods for integro-differential equations involving fractional operators; spectral methods for systems of fractional differential equations
(This special issue belongs to the Section Mathematical Physics)
Multifractals, Turbulence and Complexity in Geoscience and Space Science
edited by , Davide Faranda and
submission deadline 1 Dec 2023 | 7 articles | Viewed by 6537 | Submission Open
Keywords: fractals and multifractals; complexity and turbulence; extreme events; out-of-equilibrium processes; self-organization and criticality; multiplicative cascades and random multifractals; geoscience; space physics
(This special issue belongs to the Section Complexity)
Fractals in Geology and Geochemistry
edited by , Qiuming Cheng and Frits Agterberg
submission deadline 1 Dec 2023 | Viewed by 159 | Submission Open
(This special issue belongs to the Section Engineering)
Advances in Fractional Order Systems and Robust Control
edited by
submission deadline 10 Dec 2023 | 7 articles | Viewed by 6017 | Submission Open
Keywords: fractional order systems; fractional differential/difference equations; robust control; fractional controllers; stability analysis; modeling
(This special issue belongs to the Section Engineering)
Mathematical and Fractional-Order Modeling for Infectious and Non-Infectious Diseases submission deadline 20 Dec 2023 | 1 articles | Viewed by 809 | Submission Open
Keywords: mathematical modeling; fractional modeling; simulation; data analysis; disease modeling; optimal control
(This special issue belongs to the Section General Mathematics, Analysis)
Recent Advances in Fractional-Order Neural Networks: Theory and Application
edited by and Lulu Lu
submission deadline 31 Dec 2023 | 9 articles | Viewed by 12708 | Submission Open
Keywords: fractional calculus; dynamics analysis; biological nervous system; circuit design and simulation; artificial intelligence
(This special issue belongs to the Section General Mathematics, Analysis)
Feature Papers in Fractal and Fractional 2022–2023
edited by
submission deadline 31 Dec 2023 | 11 articles | Viewed by 10067 | Submission Open
Keywords: fractal and fractional problems in mathematics; fractal and fractional problems in computer science; fractal and fractional problems in physics; fractal and fractional problems in chemistry; fractal and fractional problems in engineering applications; fractal and fractional problems in biology and life science; fractal and fractional problems in business and economics
(This special issue belongs to the Section General Mathematics, Analysis)
Numerical Simulations and Advanced Techniques for Nonlinear Fractional Evolution Models submission deadline 31 Dec 2023 | 10 articles | Viewed by 9802 | Submission Open
Keywords: nonlinear fractional order models; fractional initial and boundary value problems; fractional evolution models; fractional operators; fluid flow problems; optical solutions; fractional wave equations; fractional dynamics; stability analysis; fractional difference problems
(This special issue belongs to the Section Numerical and Computational Methods)
Applications of Fractional-Order Calculus in Robotics submission deadline 31 Dec 2023 | 7 articles | Viewed by 8042 | Submission Open
Keywords: fractional calculus; fractional control; fractional modeling; robotics; manipulators fractal
(This special issue belongs to the Section Engineering)
Fractional Order Complex Systems: Advanced Control, Intelligent Estimation and Reinforcement Learning Image Processing​ Algorithms
edited by , , Driss Boutat and
submission deadline 31 Dec 2023 | 5 articles | Viewed by 2888 | Submission Open
Keywords: image processing; image fusion; image denoising; image enhancement; analysis and control of fractional systems; singular fractional systems; intelligent fractional ​control; high-performance control; non-asymptotic fractional state estimation; fractional numerical solution and simulation​
(This special issue belongs to the Section Engineering)
Advances in Fractional Modeling and Computation submission deadline 31 Dec 2023 | 3 articles | Viewed by 2481 | Submission Open
Keywords: fractional models in natural sciences; fractional models in economics and engineering; numerical algorithms and discretization; fractional differential systems with control theory; fractional dynamical systems; analysis of fractional models; stochastic methods for fractional models; Monte Carlo methods; Markov chains and processes; stochastic modeling and simulation; related fractional models
(This special issue belongs to the Section Numerical and Computational Methods)
Fractional Calculus and Nonlinear Analysis: Theory and Applications submission deadline 31 Dec 2023 | 2 articles | Viewed by 1757 | Submission Open
Keywords: fractional differential equation; fractional complicated system; fractional operator; modeling biological phenomena; nonlinear dynamics and chaos; fixed point theory; optimization; critical point theory; optimization; convex analysis
(This special issue belongs to the Section General Mathematics, Analysis)
Fractal Theory and Models in Nonlinear Dynamics and Their Applications submission deadline 31 Dec 2023 | 3 articles | Viewed by 1577 | Submission Open
(This special issue belongs to the Section Mathematical Physics)
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