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papers

Publications (26)

Large deviation for the empirical eigenvalue density of truncated Haar unitary matrices

Denes Petz, Julia Reffy

Extremal properties of the variance and the quantum Fisher information

Geza Toth, Denes Petz

Complementarity in quantum systems

Denes Petz

Generalizations of Pauli channels

Denes Petz, Hiromichi Ohno

Quantum covariance, quantum Fisher information and the uncertainty principle

Paolo Gibilisco, Fumio Hiai, Denes Petz

Sufficiency in quantum statistical inference. A survey with examples

Anna Jencova, Denes Petz

Strongly subadditive functions

Koenraad Audenaer, Fumio Hiai, Denes Petz

Free energy density for mean field perturbation of states of a one-dimensional spin chain

Fumio Hiai, Milan Mosonyi, Hiromichi Ohno +1

Markov triplets on CCR-algebras

Anna Jencova, Denes Petz, Jozsef Pitrik

Completely positive mappings and mean matrices

Adam Besenyei, Denes Petz

Structure of sufficient quantum coarse-grainings

Milan Mosonyi, Denes Petz

Efficient quantum tomography needs complementary and symmetric measurements

Denes Petz, Laszlo Ruppert

From quasi-entropy to skew information

Denes Petz, V. E. Sandor Szabo

Introduction to quantum Fisher information

Denes Petz, Catalin Ghinea

Covariance and Fisher information in quantum mechanics

Denes Petz

Contractivity of positive and trace preserving maps under $L_p$ norms

David Perez-Garcia, Michael M. Wolf, Denes Petz +1

From quasi-entropy

Denes Petz

A simple proof of the strong subadditivity inequality

Michael A. Nielsen, Denes Petz

Inequalities related to free entropy derived from random matrix approximation

Fumio Hiai, Denes Petz, Yoshimichi Ueda

From f-divergence to quantum quasi-entropies and their use

Denes Petz

Convexity of quasi-entropy type functions: Lieb's and Ando's convexity theorems revisited

Fumio Hiai, Denes Petz

Structure of states which satisfy strong subadditivity of quantum entropy with equality

Patrick Hayden, Richard Jozsa, Denes Petz +1

Complementary reductions for two qubits

Denes Petz, Jonas Kahn

On the curvature of a certain Riemannian space of matrices

Attila Andai, Peter W. Michor, Denes Petz

On asymptotics of large Haar distributed unitary matrices

Denes Petz, Julia Reffy

Sufficiency in quantum statistical inference

Anna Jencova, Denes Petz