Alexandria Engineering Journal (May 2025)

On quantum trigonometric fractional calculus

  • Lakhlifa Sadek,
  • Ali Algefary

DOI
https://doi.org/10.1016/j.aej.2025.02.005
Journal volume & issue
Vol. 120
pp. 371 – 377

Abstract

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In this research work, we introduce an innovative concept known as the q-trigonometric derivative within the framework of the Caputo derivative. Our approach begins by introducing a novel notion of a trigonometric q-derivative and thoroughly examining its characteristics. We subsequently merge this new definition with the Caputo derivative to introduce a novel approach to q-fractional calculus. To analytically address this q-trigonometric system, we effectively employ the q-Laplace transform to derive solutions. Notably, the bivariate q-Mittag-Leffler (q-ML) function plays a significant role in this process. We provide detailed explanations and examples of this approach with two illustrative examples.

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