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Similarity of Some Singular Operators to Self-Adjoint Ones. / Faddeev, M. M.; Shterenberg, R. G.
в: Journal of Mathematical Sciences, Том 115, № 2, 2003, стр. 2279-2286.Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование
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TY - JOUR
T1 - Similarity of Some Singular Operators to Self-Adjoint Ones
AU - Faddeev, M. M.
AU - Shterenberg, R. G.
PY - 2003
Y1 - 2003
N2 - The singular differential operator Lf(x)=−sign xd2f(x)dx2+p(x)f(x) is studied. It is proved that if the second moment of p is finite and L has no nonreal eigenvalues, then L is similar to a self-adjoint operator. The proof is based on an integral resolvent criterion of similarity applied to a wide class of functions p(x). Bibliography: 20 titles.
AB - The singular differential operator Lf(x)=−sign xd2f(x)dx2+p(x)f(x) is studied. It is proved that if the second moment of p is finite and L has no nonreal eigenvalues, then L is similar to a self-adjoint operator. The proof is based on an integral resolvent criterion of similarity applied to a wide class of functions p(x). Bibliography: 20 titles.
U2 - 10.1023/A:1022857409277
DO - 10.1023/A:1022857409277
M3 - Article
VL - 115
SP - 2279
EP - 2286
JO - Journal of Mathematical Sciences
JF - Journal of Mathematical Sciences
SN - 1072-3374
IS - 2
ER -
ID: 5499832