Results 11 to 20 of about 11,696 (294)

Fractional calculus in mathematical oncology. [PDF]

open access: yesSci Rep, 2023
AbstractEven though, nowadays, cancer is one of the leading causes of death, too little is known about the behavior of this disease due to its unpredictability from one patient to another. Classical mathematical models of tumor growth have shaped our understanding of cancer and have broad practical implications for treatment scheduling and dosage ...
Alinei-Poiana T, Dulf EH, Kovacs L.
europepmc   +4 more sources

TEMPERED FRACTIONAL CALCULUS. [PDF]

open access: yesJ Comput Phys, 2015
Fractional derivatives and integrals are convolutions with a power law. Multiplying by an exponential factor leads to tempered fractional derivatives and integrals. Tempered fractional diffusion equations, where the usual second derivative in space is replaced by a tempered fractional derivative, govern the limits of random walk models with an ...
Meerschaert MM, Sabzikar F, Chen J.
europepmc   +4 more sources

An operational calculus formulation of fractional calculus with general analytic kernels

open access: goldElectronic Research Archive, 2022
Fractional calculus with analytic kernels provides a general setting of integral and derivative operators that can be connected to Riemann–Liouville fractional calculus via convergent infinite series.
Noosheza Rani , Arran Fernandez
doaj   +2 more sources

Modeling and Prediction of the Covid-19 Cases With Deep Assessment Methodology and Fractional Calculus. [PDF]

open access: goldIEEE Access, 2020
Karacuha E   +7 more
europepmc   +2 more sources

General Fractional Calculus in Multi-Dimensional Space: Riesz Form

open access: yesMathematics, 2023
An extension of the general fractional calculus (GFC) is proposed as a generalization of the Riesz fractional calculus, which was suggested by Marsel Riesz in 1949.
Vasily E. Tarasov
doaj   +1 more source

Fractional calculus in pharmacokinetics [PDF]

open access: yesJournal of Pharmacokinetics and Pharmacodynamics, 2017
We are witnessing the birth of a new variety of pharmacokinetics where non-integer-order differential equations are employed to study the time course of drugs in the body: this is dubbed "fractional pharmacokinetics." The presence of fractional kinetics has important clinical implications such as the lack of a half-life, observed, for example with the ...
Pantelis Sopasakis   +3 more
openaire   +4 more sources

On Weyl fractional calculus [PDF]

open access: yesProceedings of the American Mathematical Society, 1979
The Weyl fractional calculus is applied in developing the Laplace transform of t q f ( t ) {t^q}f(t) , for all values of q. Also, a generalized Taylor’s formula in Weyl fractional calculus is established.
Raina, R. K., Koul, C. L.
openaire   +2 more sources

Complexity and the Fractional Calculus [PDF]

open access: yesAdvances in Mathematical Physics, 2013
We study complex processes whose evolution in time rests on the occurrence of a large and random number of events. The mean time interval between two consecutive critical events is infinite, thereby violating the ergodic condition and activating at the same time a stochastic central limit theorem that supports the hypothesis that the Mittag-Leffler ...
Pramukkul, Pensri   +4 more
openaire   +6 more sources

Fuzzy clustering to classify several regression models with fractional Brownian motion errors

open access: yesAlexandria Engineering Journal, 2020
Clustering regression models fitted on the dataset is one of the most ubiquitous issues in different fields of sciences. In this research, fuzzy clustering method is used to cluster regression models with fractional Brownian motion errors that can be ...
Mohammad Reza Mahmoudi   +2 more
doaj   +1 more source

A Stochastic Fractional Calculus with Applications to Variational Principles

open access: yesFractal and Fractional, 2020
We introduce a stochastic fractional calculus. As an application, we present a stochastic fractional calculus of variations, which generalizes the fractional calculus of variations to stochastic processes.
Houssine Zine, Delfim F. M. Torres
doaj   +1 more source

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