Abstract
We establish the Fredholmness of a pseudo-differential operator whose symbol is of class C0,σ, 0 < σ < 1, in the spatial variable. Our work here refines the work of H. Abels, C. Pfeuffer (2020).
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References
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Yoshitomi, K. Fredholmness of pseudo-differential operators with nonregular symbols. Czech Math J 73, 941–954 (2023). https://doi.org/10.21136/CMJ.2023.0387-22
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DOI: https://doi.org/10.21136/CMJ.2023.0387-22