Limpanukorn N. On a novel n-tuple variable order q-fractional derivative with respect to ψ function: hybrid difference equation and the well-posedness of the solution. J. Math. Anal. Model. [Internet]. 2026 Apr. 13 [cited 2026 Apr. 19];7(1). Available from: https://www.sabapub.com/index.php/jmam/article/view/1887