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20022005
most citedExact Insulating and Conducting Ground States of a Periodic Anderson Model in Three Dimensions

46 citations

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math.OA2003

Linear maps on the space of all bounded observables preserving maximal deviation

L. Molnar, M. Barczy

In this paper we determine all the bijective linear maps on the space of bounded observables which preserve a fixed moment or the variance. Nonlinear versions of the corresponding…

math.OA2002

Local automorphisms of operator algebras on Banach spaces

Lajos Molnar

In this paper we extend a result of Semrl stating that every 2-local automorphism of the full operator algebra on a separable infinite dimensional Hilbert space is an automorphism.…