Abstract
We consider a special class of operators acting in discrete spaces and discuss certain its properties related to specters and approximations. These properties can be useful for constructing approximate solutions of corresponding operator equations.
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This work was supported by the State contract of the Russian Ministry of Education and Science (contract No 1.7311.2017/8.9).
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Vasilyev, V.B. A spectral resolution for digital pseudo-differential operators. J Anal 28, 741–751 (2020). https://doi.org/10.1007/s41478-019-00193-1
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DOI: https://doi.org/10.1007/s41478-019-00193-1