A Sharp Bound for the Ratio of the First Two Eigenvalues of Dirichlet Laplacians and Extensions 论文
1992Annals of Mathematics引用 216
Spectral Theory in Mathematical PhysicsAdvanced Mathematical Modeling in EngineeringNonlinear Partial Differential Equations
摘要
Mark S. Ashbaugh, Rafael D. Benguria, A Sharp Bound for the Ratio of the First Two Eigenvalues of Dirichlet Laplacians and Extensions, Annals of Mathematics, Second Series, Vol. 135, No. 3 (May, 1992), pp. 601-628