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Search keyword:(Author: #Koshmanenko Volodymyr)
Results:2items
Singular Quadratic Forms in Perturbation Theory / by Volodymyr Koshmanenko
1st ed. 1999.. - (Dordrecht : Springer Netherlands : Imprint: Springer , 1999). - (Mathematics and Its Applications ; 474)
E-Book
The Method of Rigged Spaces in Singular Perturbation Theory of Self-Adjoint Operators / by Volodymyr Koshmanenko, Mykola Dudkin
1st ed. 2016.. - (Cham : Springer International Publishing : Imprint: Birkhäuser , 2016). - (Operator Theory: Advances and Applications. ISSN:22964878 ; 253)