Nagy, Gergő; Szokol, Patricia Maps preserving norms of generalized weighted quasi-arithmetic means of invertible positive operators. (English) Zbl 07099264 Electron. J. Linear Algebra 35, 357-364 (2019). MSC: 47A64 47B49 PDFBibTeX XMLCite \textit{G. Nagy} and \textit{P. Szokol}, Electron. J. Linear Algebra 35, 357--364 (2019; Zbl 07099264) Full Text: DOI
Gaál, Marcell; Nagy, Gergo Maps between Hilbert space effect algebras preserving unitary invariant norms of the sequential product. (English) Zbl 1442.81035 Rep. Math. Phys. 82, No. 3, 311-315 (2018). MSC: 81R15 46L60 47B49 PDFBibTeX XMLCite \textit{M. Gaál} and \textit{G. Nagy}, Rep. Math. Phys. 82, No. 3, 311--315 (2018; Zbl 1442.81035) Full Text: DOI
Nagy, Gergo Maps preserving Schatten norms of power means of positive operators. (English) Zbl 06965956 Integral Equations Oper. Theory 90, No. 5, Paper No. 59, 10 p. (2018). MSC: 47B49 47A64 15B48 53C22 PDFBibTeX XMLCite \textit{G. Nagy}, Integral Equations Oper. Theory 90, No. 5, Paper No. 59, 10 p. (2018; Zbl 06965956) Full Text: DOI
Gaál, Marcell; Nagy, Gergő Transformations on density operators preserving generalised entropy of a convex combination. (English) Zbl 1393.15037 Bull. Aust. Math. Soc. 98, No. 1, 102-108 (2018). MSC: 15A86 15A60 PDFBibTeX XMLCite \textit{M. Gaál} and \textit{G. Nagy}, Bull. Aust. Math. Soc. 98, No. 1, 102--108 (2018; Zbl 1393.15037) Full Text: DOI
Gaál, Marcell; Nagy, Gergő Preserver problems related to quasi-arithmetic means of invertible positive operators. (English) Zbl 1390.15111 Integral Equations Oper. Theory 90, No. 1, Paper No. 7, 12 p. (2018). MSC: 15B48 15A86 47A64 47B49 53C22 PDFBibTeX XMLCite \textit{M. Gaál} and \textit{G. Nagy}, Integral Equations Oper. Theory 90, No. 1, Paper No. 7, 12 p. (2018; Zbl 1390.15111) Full Text: DOI
Gaál, Marcell; Nagy, Gergő Maps on positive operators preserving Rényi type relative entropies and maximal \(f\)-divergences. (English) Zbl 1501.47057 Lett. Math. Phys. 108, No. 2, 425-443 (2018). MSC: 47B49 46N50 PDFBibTeX XMLCite \textit{M. Gaál} and \textit{G. Nagy}, Lett. Math. Phys. 108, No. 2, 425--443 (2018; Zbl 1501.47057) Full Text: DOI arXiv