Abstract
For the complete Sobolev scale and the gradient-divergence scale, decompositions into direct sums of solenoidal and potential subspaces are found. A smoothing property of solenoidal factorization is proved. Projectors onto the subspaces of solenoidal and potential functions are described.
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Yu. A. Dubinskii, “A Complex Analog of the Neumann Problem and an Orthogonal Decomposition of L 2 into a Sum of Analytic and Coanalytic Subspaces,” Dokl. Akad. Nauk 393(2), 155–158 (2003) [Dokl. Math. 68 (3), 335–338 (2003)].
Yu. A. Dubinskii, “On a Complex Boundary Value Problem,” Vestn. Mosk. Energ. Inst., No. 6, 43–48 (2004).
Ju. A. Dubinskii, “Complex Neumann Type Boundary Problem and Decomposition of Lebesgue Spaces,” Discrete Contin. Dyn. Syst. 10(1–2), 201–210 (2004).
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Original Russian Text © Yu.A. Dubinskii, 2006, published in Trudy Matematicheskogo Instituta imeni V.A. Steklova, 2006, Vol. 255, pp. 136–145.
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Dubinskii, Y.A. Decompositions of the Sobolev scale and gradient-divergence scale into the sum of solenoidal and potential subspaces. Proc. Steklov Inst. Math. 255, 127–135 (2006). https://doi.org/10.1134/S0081543806040109
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DOI: https://doi.org/10.1134/S0081543806040109