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Bulletin of the American Mathematical Society
Bulletin of the American Mathematical Society
ISSN 1088-9485(e) ISSN 0273-0979(p)
     

Proof of the Payne-Pólya-Weinberger conjecture

Author(s): Mark S. Ashbaugh; Rafael D. Benguria
Journal: Bull. Amer. Math. Soc. 25 (1991), 19-29.
MSC (1985): Primary 35P15, 49Gxx; Secondary 35J05, 33A40
MathSciNet review: 1085824
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References:

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[AB2] M. S. Ashbaugh and R. D. Benguria, Sharp bound for the ratio of the first two eigenvalues of Dirichlet Laplacians and extensions (in preparation).

[Ba] C. Bandle, Isoperimetric inequalities and applications, Pitman, Boston, 1980. MR 572958

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[Ch2] G. Chiti, A bound for the ratio of the first two eigenvalues of a membrane, SIAM J. Math. Anal. 14 (1983), 1163-1167. MR 718816

[dV] H. L. de Vries, On the upper bound for the ratio of the first two membrane eigenvalues, Z. Natur. 22A (1967), 152-153. MR 209664

[HLP] G. H. Hardy, J. E. Littlewood, and G. Pólya, Inequalities, 2nd ed., Cambridge Univ. Press, Cambridge, 1952. MR 46395

[H] J. Hersch, On symmetric membranes and conformal radius: Some complements to Pólya's and Szegö's inequalities, Arch. Rational Mech. Anal. 20 (1965), 378-390. MR 186929

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[L1] E. H. Lieb, Existence and uniqueness of the minimizing solution of Choquard's nonlinear equation, Stud. Appl. Math. 57 (1977), 93-105. MR 471785

[L2] E. H. Lieb, Sharp constants in the Hardy-Littlewood-Sobolev and related inequalities, Ann. of Math. (2) 118 (1983), 349-374. MR 717827

[PPW1] L. E. Payne, G. Pólya, and H. F. Weinberger, Sur le quotient de deux fréquences propres consécutives, C. R. Acad. Sci. Paris 241 (1955), 917—919 (reprinted as pp. 410-412 of [HR]).

[PPW2] L. E. Payne, G. Pólya, and H. F. Weinberger, On the ratio of consecutive eigenvalues, J. Math. and Phys. 35 (1956), 289-298 (reprinted as pp. 420-429 of [HR] with comments by J. Hersch on pp. 521-522). MR 84696

[Th] C. J. Thompson, On the ratio of consecutive eigenvalues in N-dimensions, Stud. Appl. Math. 48 (1969), 281-283. MR 257592

[W] H. F. Weinberger, An isoperimetric inequality for the N-dimensional free membrane problem, J. Rational Mech. Anal. 5 (1956), 633-636. MR 79286


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Additional Information:

DOI: 10.1090/S0273-0979-1991-16016-7
PII: S 0273-0979(1991)16016-7


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