Recent changes


February 4, 2022 : The book ''Characters of Groups and Lattices over Orders; From Ordinary to Integral Representation Theory'' appeared in print as a deGruyter textbook.
December 30, 2022 : The manuscript '' Differential graded orders, their class groups and idèles'' is posted
January 9, 2023 : Following a suggestion by Bernhard Keller a significant simplification and generalisation in Section 3 of ''Differential graded orders, their class groups and idèles'' is incorporated.
Report received in August 2024, revision sent in September 2024.
March 31, 2023 : The new note ''Differential Graded Brauer Groups'' is posted.
accepted July 2023 in the diamond open access journal 'Revista de la Union Matematica Argentina'.
November 28, 2023 : The new note ''Ore Localisation for differential graded rings; Towards Goldie's theorem for differential graded algebras'' is posted.
accepted on August 2024 for Journal of Algebra
July 3, 2024 : The new note ''Differential graded fields and their differential graded Brauer groups'' is posted.
Significant changes in November 2024; accepted for publication in January 2025 in the diamond open access journal 'Mathematica (Cluj-Romanian academy of Sciences)
December 2, 2024 : The new note ''Dg-separable dg-extensions'' is posted.
February 21, 2025 : The new note ''DG-Semiprimary DG-Algebras, Acyclicity and Hopkins-Levitzki Theorem for DG-Algebras'' is posted.