Subject class page

47B50

24 articles

Showing 1-24 of 24

Article Title Journal Published
OaM-18-51 Eigenvalues of indefinite q-Sturm-Liouville problem with q-coupled boundary condition
Xiaoxue Han, Fu Sun
OaM
Operators and Matrices
 Volume 18, Issue 4
12/2024
OaM-15-83 The A-model with mutually equal model parameters can lead to a Hilbert space model
Rytis Juršėnas
OaM
Operators and Matrices
 Volume 15, Issue 4
12/2021
OaM-14-61 On a functional calculus for unitary operators in Pontryagin spaces
Vladimir Strauss
OaM
Operators and Matrices
 Volume 14, Issue 4
12/2020
OaM-14-31 An indefinite range inclusion theorem for triplets of bounded linear operators on a Hilbert space
Michio Seto, Atsushi Uchiyama
OaM
Operators and Matrices
 Volume 14, Issue 2
06/2020
OaM-12-50 On the weakly closed algebra generated by a unitary operator in a Pontryagin space
Vladimir Strauss
OaM
Operators and Matrices
 Volume 12, Issue 3
09/2018
OaM-11-45 KSGNS construction for τ-maps on S-modules and 𝓀-families
Santanu Dey, Harsh Trivedi
OaM
Operators and Matrices
 Volume 11, Issue 3
09/2017
OaM-10-46 A canonical form for H-unitary matrices
G. J. Groenewald, D. B. Janse van Rensburg, André C. M. Ran
OaM
Operators and Matrices
 Volume 10, Issue 4
12/2016
OaM-10-14 Accumulation of complex eigenvalues of an indefinite Sturm-Liouville operator with a shifted Coulomb potential
Michael Levitin, Marcello Seri
OaM
Operators and Matrices
 Volume 10, Issue 1
03/2016
OaM-09-30 Spectral points of type π+ and type π- of closed operators in indefinite inner product spaces
Friedrich Philipp, Carsten Trunk
OaM
Operators and Matrices
 Volume 9, Issue 3
09/2015
OaM-08-13 Existence of maximal semidefinite invariant subspaces and semigroup properties of some classes of ordinary differential operators
S. G. Pyatkov
OaM
Operators and Matrices
 Volume 8, Issue 1
03/2014
OaM-07-44 Indefinite Sturm-Liouville operators with periodic coefficients
Friedrich Philipp
OaM
Operators and Matrices
 Volume 7, Issue 4
12/2013
OaM-07-36 Block representations for classes of isometric operators between Kreĭn spaces
Rudi Wietsma
OaM
Operators and Matrices
 Volume 7, Issue 3
09/2013
OaM-07-29 Indefinite Hamiltonian systems whose Titchmarsh-Weyl coefficients have no finite generalized poles of non-positive type
Matthias Langer, Harald Woracek
OaM
Operators and Matrices
 Volume 7, Issue 3
09/2013
MIA-15-88 Another approach for Sano's characterization of the J-chaotic order
G. Soares
MIA
Mathematical Inequalities & Applications
 Volume 15, Issue 4
10/2012
MIA-15-76 Operator inequalities for J-contractions
Natália Bebiano, R. Lemos, João da Providência, G. Soares
MIA
Mathematical Inequalities & Applications
 Volume 15, Issue 4
10/2012
OaM-05-50 The similarity problem for indefinite Sturm-Liouville operators with periodic coefficients
Aleksey Kostenko
OaM
Operators and Matrices
 Volume 5, Issue 4
12/2011
OaM-05-49 A realization theorem for generalized Nevanlinna families
J. Behrndt, Volodymyr Derkach, S. Hassi, H.S.V. De Snoo
OaM
Operators and Matrices
 Volume 5, Issue 4
12/2011
OaM-05-44 On a commutative WJ*-algebra of D1+-class and its bicommutant
Vladimir Strauss
OaM
Operators and Matrices
 Volume 5, Issue 4
12/2011
MIA-13-36 Further developments of Furuta inequality of indefinite type
Natália Bebiano, R. Lemos, João da Providência, G. Soares
MIA
Mathematical Inequalities & Applications
 Volume 13, Issue 3
07/2010
MIA-12-40 A sharp converse inequality of three weightedv arithmetic and geometric means of positive definite operators
Sejong Kim, Hosoo Lee, Yongdo Lim
MIA
Mathematical Inequalities & Applications
 Volume 12, Issue 3
07/2009
OaM-02-10 Inertia theorems based on operator Lyapunov equations
Leonid Lerer, Igor Margulis, André C. M. Ran
OaM
Operators and Matrices
 Volume 2, Issue 2
06/2008
OaM-01-20 Indefinite Sturm-Liouville operators (sgn x)(-d2/dx2+q(x)) with finite-zone potentials
Illya M. Karabash, M. M. Malamud
OaM
Operators and Matrices
 Volume 1, Issue 3
09/2007
OaM-01-12 On the relation between XX[✻] and X[✻]X in an indefinite inner product space
Jan S. Kes, André C. M. Ran
OaM
Operators and Matrices
 Volume 1, Issue 2
06/2007
MIA-10-36 Furuta inequality of indefinite type
Takashi Sano
MIA
Mathematical Inequalities & Applications
 Volume 10, Issue 2
04/2007