Caputo fractional derivative 5 Fractional derivatives 5 fractional derivative 3 Approximation equations 2 Conformable fractional derivative 2 Finite difference method 2 Fractional derivative operator 2 Fractional order 2 Implicit finite-difference schemes 2 Iterative methods 2 M-fractional derivative 2 Maximum absolute error 2 Number of iterations 2 Numerical experiments 2 Numerical methods 2 Partial differential equations 2 Riemann–Liouville fractional derivative 2 Successive over relaxation 2 existence 2 fixed-point theorems 2 fractional calculus 2 fractional derivatives 2 uniqueness 2 ADM 1 Algebra 1 Analytical solution 1 Analytical solutions 1 Atangana-Baleanu-Caputo fractional derivative 1 Banach fixed-point theorem 1 Bifurcation theory 1