Symmetry (Sep 2023)

Fractional Differential Equations and Expansions in Fractional Powers

  • Diego Caratelli,
  • Pierpaolo Natalini,
  • Paolo Emilio Ricci

DOI
https://doi.org/10.3390/sym15101842
Journal volume & issue
Vol. 15, no. 10
p. 1842

Abstract

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We use power series with rational exponents to find exact solutions to initial value problems for fractional differential equations. Certain problems that have been previously studied in the literature can be solved in a closed form, and approximate solutions are derived by constructing recursions for the relevant expansion coefficients.

Keywords