For elliptic operators in divergence form with ε-periodic coefficients of an arbitrary even order 2m ≥ 4 we obtain ε2-order approximations of resolvents in the energy operator norm as ε → 0.
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Translated from Problemy Matematicheskogo Analiza 112, 2021, pp. 105-116.
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Pastukhova, S.E. Improved Approximations of Resolvent in Homogenization of Higher Order Operators. J Math Sci 259, 230–243 (2021). https://doi.org/10.1007/s10958-021-05613-x
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DOI: https://doi.org/10.1007/s10958-021-05613-x