Articles containing subject class 47B50:

MIA-10-36 » Furuta inequality of indefinite type (04/2007)
OaM-01-12 » On the relation between XX[✻] and X[✻]X in an indefinite inner product space (06/2007)
OaM-01-20 » Indefinite Sturm-Liouville operators (sgn x)(-d2/dx2+q(x)) with finite-zone potentials (09/2007)
OaM-02-10 » Inertia theorems based on operator Lyapunov equations (06/2008)
MIA-12-40 » A sharp converse inequality of three weightedv arithmetic and geometric means of positive definite operators (07/2009)
MIA-13-36 » Further developments of Furuta inequality of indefinite type (07/2010)
OaM-05-44 » On a commutative WJ*-algebra of D1+-class and its bicommutant (12/2011)
OaM-05-49 » A realization theorem for generalized Nevanlinna families (12/2011)
OaM-05-50 » The similarity problem for indefinite Sturm-Liouville operators with periodic coefficients (12/2011)
MIA-15-76 » Operator inequalities for J-contractions (10/2012)
MIA-15-88 » Another approach for Sano's characterization of the J-chaotic order (10/2012)
OaM-07-29 » Indefinite Hamiltonian systems whose Titchmarsh-Weyl coefficients have no finite generalized poles of non-positive type (09/2013)
OaM-07-36 » Block representations for classes of isometric operators between Kreĭn spaces (09/2013)
OaM-07-44 » Indefinite Sturm-Liouville operators with periodic coefficients (12/2013)
OaM-08-13 » Existence of maximal semidefinite invariant subspaces and semigroup properties of some classes of ordinary differential operators (03/2014)
OaM-09-30 » Spectral points of type π+ and type π- of closed operators in indefinite inner product spaces (09/2015)
OaM-10-14 » Accumulation of complex eigenvalues of an indefinite Sturm-Liouville operator with a shifted Coulomb potential (03/2016)
OaM-10-46 » A canonical form for H-unitary matrices (12/2016)
OaM-11-45 » KSGNS construction for τ-maps on S-modules and 𝓀-families (09/2017)
OaM-12-50 » On the weakly closed algebra generated by a unitary operator in a Pontryagin space (09/2018)
OaM-14-31 » An indefinite range inclusion theorem for triplets of bounded linear operators on a Hilbert space (06/2020)
OaM-14-61 » On a functional calculus for unitary operators in Pontryagin spaces (12/2020)
OaM-15-83 » The A-model with mutually equal model parameters can lead to a Hilbert space model (12/2021)