Tudóstér: MTA-DE Lendület Funkcionálanalízis Kutatócsoport publikációi

Gaál, M., Nagy, B., Nagy, -., Révész, S.: Minimal Energy Point Systems on the Unit Circle and the Real Line.
Siam J.Math. Anal. 52 (6), 6281-6296, 2020.

Gehér, G.: Symmetries of projective spaces and spheres.
Int. Math. Res. Notices. 2020 (7), 2205-2240, 2020.

Gaál, M., Nagy, G.: Maps on positive operators preserving Rényi type relative entropies and maximal f-divergences.
Lett. Math. Phys. 108 (2), 425-443, 2018.

Gaál, M.: On certain generalized isometries of the special orthogonal group.
Arch. Math. 110 (1), 61-70, 2018.

Virosztek, D.: Connections between centrality and local monotonicity of certain functions on C*-algebras.
J. Math. Anal. Appl. 453 (1), 221-226, 2017.

Molnár, L.: Maps on the positive definite cone of a C*-algebra preserving certain quasi-entropies.
J. Math. Anal. Appl. 447 (1), 206-221, 2017.

Gehér, G.: Asymptotic behaviour and cyclic properties of weighted shifts on directed trees.
J. Math. Anal. Appl. 440 (1), 14-32, 2016.

Gehér, G.: Bilateral weighted shift operators similar to normal operators.
Oper. Matrices. 10 (2), 419-423, 2016.

Molnár, L., Virosztek, D.: Continuous Jordan triple endomorphisms of P2.
J. Math. Anal. Appl. 438 (2), 828-839, 2016.

Nagy, G.: Determinant preserving maps: an infinite dimensional version of a theorem of Frobenius.
Linear Multilinear Algebra. 65 (2), 351-360, 2016.

Hatori, O., Molnár, L.: Generalized isometries of the special unitary group.
Arch. Math. 106 (2), 155-163, 2016.

Gehér, G.: Is it possible to determine a point lying in a simplex if we know the distances from the vertices?.
J. Math. Anal. Appl. 439 (2), 651-663, 2016.

Gehér, G., Šemrl, P.: Isometries of Grassmann spaces.
J. Funct. Anal. 270 (4), 1585-1601, 2016.

Botelho, F., Molnár, L., Nagy, G.: Linear bijections on von Neumann factors commuting with (lambda)-Aluthge transform.
Bull. London Math. Soc. 48 (1), 74-84, 2016.

Molnár, L., Pitrik, J., Virosztek, D.: Maps on positive definite matrices preserving Bregman and Jensen divergences.
Linear Alg. Appl. 495 174-189, 2016.

Virosztek, D.: Maps on Quantum States Preserving Bregman and Jensen Divergences.
Lett. Math. Phys. 106 (9), 1217-1234, 2016.

Virosztek, D.: Quantum f-divergence preserving maps on positive semidefinite operators acting on finite dimensional Hilbert spaces.
Linear Alg. Appl. 501 242-253, 2016.

Molnár, L., Nagy, G.: Spectral Order Automorphisms on Hilbert Space Effects and Observables: The 2-Dimensional Case.
Lett. Math. Phys. 106 (4), 535-544, 2016.

Molnár, L.: The logarithmic function and trace zero elements in finite von Neumann factors.
Bull. Aust. Math. Soc. 94 (2), 290-295, 2016.

Huang, H., Liu, C., Szokol, P., Tsai, M., Zhang, J.: Trace and determinant preserving maps of matrices.
Linear Alg. Appl. 507 373-388, 2016.

Gehér, G.: A contribution to the Aleksandrov conservative distance problem in two dimensions.
Linear Alg. Appl. 481 280-287, 2015.

Gehér, G.: Asymptotic limits of operators similar to normal operators.
Proc. Amer. Math. Soc. 143 (11), 4823-4834, 2015.

Molnár, L., Šemrl, P., Sourour, A.: Bilocal automorphisms.
Oper. Matrices. 9 (1), 113-120, 2015.

Gehér, G.: Characterization of Cesàro and L-asymptotic limits of matrices.
Linear Multilinear Algebra. 63 (4), 788-805, 2015.

Nagy, G.: Isometries of the spaces of self-adjoint traceless operators.
Linear Alg. Appl. 484 1-12, 2015.

Molnár, L.: Jordan triple endomorphisms and isometries of spaces of positive definite matrices.
Linear Multilinear Algebra. 63 (1), 12-33, 2015.

Gehér, G.: Maps on real Hilbert spaces preserving the area of parallelograms and a preserver problem on self-adjoint operators.
J. Math. Anal. Appl. 422 (2), 1402-1413, 2015.

Molnár, L., Virosztek, D.: On algebraic endomorphisms of the Einstein gyrogroup.
J. Math. Phys. 56 (8), 1-7, 2015.

Molnár, L.: On the Nonexistence of Order Isomorphisms between the Sets of All Self-Adjoint and All Positive Definite Operators.
Abstract Appl. Anal. 2015 1-6, 2015.

Molnár, L.: Two characterizations of unitary-antiunitary similarity transformations of positive definite operators on a finite dimensional Hilbert space.
Ann. Univ. Sci. Bp. Rolando Eötvös Nomin., Sect. comput. 58 83-93, 2015.

Molnár, L.: Bilocal *-automorphisms of B(H).
Arch. Math. 102 (1), 83-89, 2014.

Hatori, O., Molnár, L.: Isometries of the unitary groups and Thompson isometries of the spaces of invertible positive elements in C*-algebras.
J. Math. Anal. Appl. 409 (1), 158-167, 2014.

Gehér, G., Nagy, G.: Maps on classes of Hilbert space operators preserving measure of commutativity.
Linear Alg. Appl. 463 205-227, 2014.

Beneduci, R., Molnár, L.: On the standard K-loop structure of positive invertible elements in a C*-algebra.
J. Math. Anal. Appl. 420 (1), 551-562, 2014.

Molnár, L., Nagy, G.: Transformations on Density Operators That Leave the Holevo Bound Invariant.
Int. J. Theor. Phys. 53 (10), 3273-3278, 2014.