01-30/04/2026 S. Aleksić worked on the preparation and submission of abstracts for the scientific conferences TEMATCOM 2026 and Nonlinear Differential Equations and Dynamical Systems - A conference celebrating Alberto Cabada’s 60th birthday;  Continuing her engagement with the Kragujevac Journal of Mathematics, she performed various editorial and reviewing duties, which included the preparation and submission of the official request for the Cataloging in Publication (CIP) record for the journal; She worked on the final version of the textbook entitled Elements of Functional Analysis;  In collaboration with Professor Stevan Pilipović and Aleksandar Aksentijević, she was intensively involved in scientific research activities and the preparation of new research results within their ongoing collaborative projects.

01-30/04/2026 F. Tomić regularly attended project seminars and studied literature for the upcoming manuscript on Spectral properties of pseudodifferential operators.

01-30/04/2026 M. Žigić performed editorial work for the Kragujevac Journal of Mathematics.

01-16/04/2026 N. Teofanov performed editorial work for Novi Sad Journal of Mathematics, and review work for MathSciNet and Zblt fur Mathematik.

01-09,14-24/04/2026 A. Aksentijević worked on topics: Stability of shift-invariant subspaces in general translation-invariant Banach spaces and Sampling in shift-invariant subspaces of Sobolev spaces.

01/30/04/2026 S. Tutić had several meetings with Prof. S. Pilipović, during which they worked on the future second paper that will be part of his dissertation.

02/04/2026 N. Teofanov and S. Tutić attended online SOFTA meeting, during which the team members introduced themselves and two lectures were held.

05–10,20–25/04/2026 N. Teofanov and M. Žigić worked on adjusting the project GOALS budget in accordance with the new circumstances of the project members.

06/04/2026 M. Žigić organized and conducted the PhD final examination for Jelena Dimitrić.

06/04/2026 A. Aksentijević attended the lecture "Kako do bolje komunikacije unutar tima".

08/04/2026 Science Fund of Republic of Serbia accepted YFR, financial report for the 2nd year of GOALS project.

09/04/2026 N. Teofanov is elected in Program Committee for Spring Festival of Mathematics in Novi Sad, 11-16 May 2026.

13/04/2026 Preprint Compactness for pseudo-differential and Toeplitz operators on modulation spaces by Elmira Nabizadeh-Morsalfard, Christine Pfeuffer, Nenad Teofanov, and Joachim Toft is submitted to arXiv.

13-30/04/2026 S. Jakšić and M. Žigić  started the work on the paper concerning p-frames.

15/4/2026 M. Žigić discussed a possible collaboration and organized a short scientific visit at the Faculty of Mathematics, University of Vienna.

18-30/04/2026 Dj. Vučković and N. Teofanov worked on the paper  Continuity properties of the Laguerre operator and its propagator. It will be finalized and be posted on arXiv in the near future.  

20-24/04/2026 Prof. Sandro Coriasco, University of Torino, snd his PhD student Pedro Tokoro visited Novi Sad. Prof Coriasco gave lecture  Global properties for involutive systems on asymptotically Euclidean manifolds at Novi Sad branch of Serbia Academy  Sciences and Arts. GOALS team members had discussions with Prof. Corisaco.

23–30/04/2026 N. Teofanov and coauthoers worked on improvements in the manuscript Compactness for pseudo-differential and Toeplitz operators on modulation space.

24–30/04/2026 S. Jakšić and M. Žigić began working on their joint manuscript on frames in weighted Lebesgue spaces.

28/04/2026 Science Fund of Republic of Serbia conditionally accepted changes in the project budget.

29/04/2026 N. Teofanov is invited to visit Halle and give a talk in Oberseminar Analysis at Martin-Luther-Universität Halle-Wittenberg.

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