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|Notes:||Articles translated from Russian.|
|Description:||iv, 264 pages ; 26 cm.|
|Contents:||On the determination of a Sturm-Liouville equation by two spectra / B.M. Levitan --
On Sturm-Liouville differential operators with discrete spectrum / M.G. Gasymov and B.M. Levitan --
Dynamical systems with countably-multiple Lebesgue spectrum. II / Ja.G. Sinaĭ --
Uniqueness conditions and estimates for the solution of the Dirichlet problem / A.D. Aleksandrov --
Majorization of solutions of second-order linear equations / A.D. Aleksandrov --
Majorants of solutions and uniqueness conditions for elliptic equations / A.D. Aleksandrov --
The impossibility of general estimates for solutions and of uniqueness conditions for linear equations with norms weaker than in L ... / A.D. Aleksandrov. A priori estimates and certain properties of the solutions of elliptic and parabolic equations / S.N. Kružkov --
The Ritz formula and quantum defects of the spectrum of the radial Schrödinger equation / L.A. Sahnovič --
Degenerate algebras of operators in the Pontrjagin space II... / M.A. Naĭmark.
|Series Title:||American Mathematical Society translations, ser. 2, v. 68.|
|Other Titles:||Differential equations and functional analysis|