Abstract
We establish the equivalence between the notions of weak and viscosity solutions for non-homogeneous equations whose main operator is the fractional p-Laplacian and the lower order term depends on x, u and \(D_s^p u\), being the last one a type of fractional derivative.
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B. Barrios was partially supported by the MEC project PGC2018-096422-B-I00 (Spain) and the Ramón y Cajal fellowship RYC2018-026098-I (Spain). M. Medina was supported by the European Union’s Horizon 2020 research and innovation programme under the Marie Sklodowska-Curie Grant Agreement N 754446 and UGR Research and Knowledge Transfer Fund - Athenea3i. M. Medina wants to acknowledge Universidad de la Laguna’s hospitality, where this work was initiated during a visit in July 2019.
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Barrios, B., Medina, M. Equivalence of weak and viscosity solutions in fractional non-homogeneous problems. Math. Ann. 381, 1979–2012 (2021). https://doi.org/10.1007/s00208-020-02119-w
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DOI: https://doi.org/10.1007/s00208-020-02119-w