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math-ph2010
-points in acoustical scattering
Mikhail Belishev, Aleksei Vakulenko
The notion of -points has been introduced by the authors (SIAM JMA, 39 (2008), 1821--1850) in connection with the control problem for the dynamical system governed by the $3\rm…
math.FA2010★ 1 cited
An unitary invariant of semi-bounded operator and its application to inverse problems
M. I. Belishev
Let be a closed densely defined symmetric semi-bounded operator with nonzero defect indexes in a separable Hilbert space . With we associate a metric space $Ω…