Abstract
An investigation of properties of rearrangements of functions differentiable in a generalized sense. Lower bounds are obtained for the symmetric norm of the gradient of a function. Analogous relations are established for the simplest functional of the calculus of variations.
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Translated from Matematicheskie Zametki, Vol. 9, No. 6, pp. 629–638, June, 1971.
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Klimov, V.S. Rearrangements of differentiable functions. Mathematical Notes of the Academy of Sciences of the USSR 9, 365–370 (1971). https://doi.org/10.1007/BF01094577
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DOI: https://doi.org/10.1007/BF01094577