Please submit new and revised articles to the new Editorial Manager System at>

The new publisher of Adv. Oper. Theory from the issues of 2020 is Springer/Birkhauser:

All accepted papers will be published by Springer from now on.

Adv. Oper. Theory publishes articles with deep results, new ideas, profound impact and significant implications. It publishes original research papers of high standards in all areas of Operator Theory and all modern related topics (in, e.g., functional analysis).


AOT is now included in the Emerging Sources Citation Index:


 AOT has been accepted for inclusion in Scopus.


The Annual Best AOT Paper Award

The award in the year n is given to the best papers published in the years n-1 and n-2. The referee committee of each award consists of selected editors of the journal.

(2019) Gilles Godefroy and Nicolas Lerner, Some natural subspaces and quotient spaces of L1, Adv. Oper. Theory 3 (2018), no. 1, 61-74.

(2018) Robert Pluta and Bernard Russo, Homomorphic conditional expectations as noncommutative retractions, Adv. Oper. Theory 2 (2017), no. 4, 396-408.


  Its publisher is the Tusi Math. Research Group (TMRG), the publisher of