Abstract
Analogs of the mean-value theorem are obtained for the Poisson equation with the Laplace-Beltrami operator in Euclidean and spherical spaces.
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References
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Translated from Ukrainskii Matematicheskii Zhurnal, Vol. 44, No. 11, pp. 1477–1483, November, 1992.
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Bugir, M.K. Mean-value theorems and the nonoscillatory nature of solutions of partial differential equations in the spaces En and Pn . Ukr Math J 44, 1359–1365 (1992). https://doi.org/10.1007/BF01071508
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DOI: https://doi.org/10.1007/BF01071508