Abstract
A multiscale homogenization estimate for a parabolic diffusion equation under minimal regularity conditions is proved. This makes it possible to treat the result as an estimate in the operator norm for the difference of the operator exponentials of the initial and homogenized equations.
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Translated from Funktsional’nyi Analiz i Ego Prilozheniya, Vol. 48, No. 3, pp. 34–51, 2014
Original Russian Text Copyright © by S. E. Pastukhova
This work was supported by RFBR grant no. 14-01-00192A and by the Russian Science Foundation (project no. 14-11-00398).
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Pastukhova, S.E. Approximation of the exponential of a diffusion operator with multiscale coefficients. Funct Anal Its Appl 48, 183–197 (2014). https://doi.org/10.1007/s10688-014-0060-1
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DOI: https://doi.org/10.1007/s10688-014-0060-1