[6 offprints, including:] Asymptotic Relations for the Eigenfunctions of Certain Boundary Problems of Polar Type.
by PLEIJEL, Åke (1913-1989).
Baltimore:: American Journal of Mathematics, 1948. 6 offprints., 1948. Original wrappers. Very good. INVENTORY: 1. PLEIJEL, Åke. Asymptotic Relations for the Eigenfunctions of Certain Boundary Problems of Polar Type. Offprint from: American Journal of Mathematics, vol. LXX, no. 4, pp. 892-907, October, 1948. Original pale mauve printed wrappers. 2. PLEIJEL, Åke.; Minakshisundaram, S. Some Properties of the Eigenfunctions of the Laplace-Operator on Riemannian Manifolds. Offprint from: the Canadian Journal of Mathematics, vol. 1, no. 3, pp. 242-256, 1949. Original Salmon printed wrappers. 3. PLEIJEL, Åke. On the Eigenvalues and Eigenfunctions of Elastic Plates. From: Communications on Pure and Applied Mathematics (NYU), vol. 3, no. 1, pp. 1-10, March 1950. Original grey printed wrappers. 4. PLEIJEL, Åke. On Green's Functions and the Eigenvalue-Distribution of the Three-Dimensional Membrane Equation. University of Lund, Sweden. Comptes rendus du Douzieme Congres des Mathematiciens Scandinaves tenu a Lund 10-15 août, pp. 222-240, 1953. Gray printed wrappers. 5. PLEIJEL, Åke. On the Problem of Improving Weyl's Law for the Asymptotic Eigenvalue Distribution. Dagli "Atti del Convengo internazionale sulle Equazioni alle derivate parziali, Trieste, pp. 1-7, Agosto 1954. 6. PLEIJEL, Åke. On the Eigenfunctions of the Membrane Equation in a Singular Case. Offprint from: Proceedings of the Conference on Differential Equations, held at the University of Maryland, March 17, 18, 19, 1955, Sponsored jointly by the Institute for Fluid Dynamics and Applied Mathematics, University of Maryland, and the Air Force Office of Scientific Research, Air Research and Developmental Command. pp. 197-207. Original gray printed wrappers. / Pleijel was a Swedish mathematician and professor of mathematics at Uppsala University.
(Inventory #: S13345)
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