Abstract
We consider the numerical approximation using the discrete gradient developed recently in the SUSHI method of [4] to approximate the time fractional diffusion equation in any space dimension. We derive and prove an error estimate in \(\mathbb {L}^\infty (\mathbb {L}^2)\)-norm.
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Bradji, A., Fuhrmann, J. (2017). Convergence Order of a Finite Volume Scheme for the Time-Fractional Diffusion Equation. In: Dimov, I., Faragó, I., Vulkov, L. (eds) Numerical Analysis and Its Applications. NAA 2016. Lecture Notes in Computer Science(), vol 10187. Springer, Cham. https://doi.org/10.1007/978-3-319-57099-0_4
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DOI: https://doi.org/10.1007/978-3-319-57099-0_4
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