Baouendi, M. S.; Sjöstrand, J. Régularité analytique pour des opérateurs elliptiques singuliers en un point. (French) Zbl 0334.35021 Ark. Mat. 14, 9-33 (1976). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 ReviewCited in 8 Documents MSC: 35H10 Hypoelliptic equations 35D10 Regularity of generalized solutions of PDE (MSC2000) 35B45 A priori estimates in context of PDEs 35J70 Degenerate elliptic equations PDFBibTeX XMLCite \textit{M. S. Baouendi} and \textit{J. Sjöstrand}, Ark. Mat. 14, 9--33 (1976; Zbl 0334.35021) Full Text: DOI References: [1] Agmon, S.,Lectures on elliptic boundary problems, Van Nostrand Math. Studies2 (1965). · Zbl 0142.37401 [2] Baouendi, M. S.; Goulaouic, C., Approximation polynômiale de fonctionsxxC^∞ et analytiques, Ann. Inst. Fourier (Grenoble), 21, 149-173 (1971) · Zbl 0215.17503 [3] Baouendi, M. S.; Goulaouic, C., Approximation of analytic functions on compact sets and Bernstein’s inéquality, Trans. A.M.S., 189, 251-261 (1974) · Zbl 0296.41016 · doi:10.2307/1996858 [4] Baouendi, M. S.; Goulaouic, C.; Lipkin, L. J., On the operator Δr^2+μ(∂/∂r)r+λ, J. Diff. Equ., 15, 499-509 (1974) · Zbl 0293.35034 · doi:10.1016/0022-0396(74)90069-2 [5] Dunford, N., Schwartz, J. T.,Linear operators, Part II, New York, 1963. · Zbl 0128.34803 [6] Seeley, R. T., Complex powers of an elliptic operator, Proc. Symp. Pure Math. A.M.S., 10, 288-307 (1967) · Zbl 0159.15504 [7] Titchmarsh, E. C.,The theory of functions, Second edition, London 1939. · JFM 65.0302.01 This reference list is based on information provided by the publisher or from digital mathematics libraries. Its items are heuristically matched to zbMATH identifiers and may contain data conversion errors. In some cases that data have been complemented/enhanced by data from zbMATH Open. This attempts to reflect the references listed in the original paper as accurately as possible without claiming completeness or a perfect matching.