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Works (44)

Ore localisation for differential graded rings; towards Goldie's theorem for differential graded algebras

Journal of Algebra
2025-02 | Journal article
DOI: 10.1016/j.jalgebra.2024.08.032
Contributors: Alexander Zimmermann
Source: check_circle
Crossref

Clifford’s Theorem for Orbit Categories

Applied Categorical Structures
2023-04 | Journal article
DOI: 10.1007/s10485-023-09721-4
Contributors: Alexander Zimmermann
Source: check_circle
Crossref

DEGENERATING 0 IN TRIANGULATED CATEGORIES

Nagoya Mathematical Journal
2021-12-25 | Journal article
DOI: 10.1017/nmj.2020.10
Contributors: MANUEL SAORÍN; ALEXANDER ZIMMERMANN
Source: check_circle
Crossref

Symmetry of the Definition of Degeneration in Triangulated Categories

Algebras and Representation Theory
2019-08 | Journal article
DOI: 10.1007/s10468-018-9799-z
Part of ISSN: 1386-923X
Part of ISSN: 1572-9079
Source: Self-asserted source
Alexander Zimmermann
grade
Preferred source (of 2)‎

Külshammer ideals of algebras of quaternion type

Journal of Algebra and Its Applications
2018-08 | Journal article
DOI: 10.1142/s0219498818501578
Part of ISSN: 0219-4988
Part of ISSN: 1793-6829
Source: Self-asserted source
Alexander Zimmermann

Stable equivalences of Morita type do not preserve tensor products and trivial extensions of algebras

Proceedings of the American Mathematical Society
2017-01-25 | Journal article
DOI: 10.1090/proc/13448
Part of ISSN: 0002-9939
Part of ISSN: 1088-6826
Source: Self-asserted source
Alexander Zimmermann

On a Question of Rickard on Tensor Products of Stably Equivalent Algebras

Experimental Mathematics
2017-01-02 | Journal article
DOI: 10.1080/10586458.2015.1107869
Part of ISSN: 1058-6458
Part of ISSN: 1944-950X
Source: Self-asserted source
Alexander Zimmermann

An Axiomatic Approach for Degenerations in Triangulated Categories

Applied Categorical Structures
2016-08 | Journal article
DOI: 10.1007/s10485-015-9401-3
Part of ISSN: 0927-2852
Part of ISSN: 1572-9095
Source: Self-asserted source
Alexander Zimmermann

The Hochschild cohomology ring of a Frobenius algebra with semisimple Nakayama automorphism is a Batalin–Vilkovisky algebra

Journal of Algebra
2016-01 | Journal article
DOI: 10.1016/j.jalgebra.2015.09.018
Part of ISSN: 0021-8693
Source: Self-asserted source
Alexander Zimmermann

Representation Theory

Algebra and Applications
2014 | Book
DOI: 10.1007/978-3-319-07968-4
ISBN: 9783319079677
ISBN: 9783319079684
Part of ISSN: 1572-5553
Part of ISSN: 2192-2950
Source: Self-asserted source
Alexander Zimmermann

The ring of polynomial functors of prime degree

Transactions of the American Mathematical Society
2014-12-17 | Journal article
DOI: 10.1090/s0002-9947-2014-06265-x
Part of ISSN: 0002-9947
Part of ISSN: 1088-6850
Source: Self-asserted source
Alexander Zimmermann

On singular equivalences of Morita type

Journal of Algebra
2013-07 | Journal article
DOI: 10.1016/j.jalgebra.2013.03.019
Part of ISSN: 0021-8693
Source: Self-asserted source
Alexander Zimmermann

Auslander–Reiten conjecture for symmetric algebras of polynomial growth

Beiträge zur Algebra und Geometrie / Contributions to Algebra and Geometry
2012-10 | Journal article
DOI: 10.1007/s13366-011-0036-8
Part of ISSN: 0138-4821
Part of ISSN: 2191-0383
Source: Self-asserted source
Alexander Zimmermann

A NOETHER–DEURING THEOREM FOR DERIVED CATEGORIES

Glasgow Mathematical Journal
2012-09 | Journal article
DOI: 10.1017/s0017089512000237
Part of ISSN: 0017-0895
Part of ISSN: 1469-509X
Source: Self-asserted source
Alexander Zimmermann

Higman ideal, stable Hochschild homology and Auslander-Reiten conjecture

Mathematische Zeitschrift
2012-04 | Journal article
DOI: 10.1007/s00209-010-0825-z
Part of ISSN: 0025-5874
Part of ISSN: 1432-1823
Source: Self-asserted source
Alexander Zimmermann

Classifying tame blocks and related algebras up to stable equivalences of Morita type

Journal of Pure and Applied Algebra
2011-12 | Journal article
DOI: 10.1016/j.jpaa.2011.04.017
Part of ISSN: 0022-4049
Source: Self-asserted source
Alexander Zimmermann
grade
Preferred source (of 2)‎

Deformed preprojective algebras of type L: Külshammer spaces and derived equivalences

Journal of Algebra
2011-11 | Journal article
DOI: 10.1016/j.jalgebra.2011.08.024
Part of ISSN: 0021-8693
Source: Self-asserted source
Alexander Zimmermann

Hochschild Homology Invariants of Külshammer Type of Derived Categories

Communications in Algebra
2011-08 | Journal article
DOI: 10.1080/00927872.2010.495738
Part of ISSN: 0092-7872
Part of ISSN: 1532-4125
Source: Self-asserted source
Alexander Zimmermann

ON MORITA THEORY FOR SELF-DUAL MODULES

The Quarterly Journal of Mathematics
2009-09-01 | Journal article
DOI: 10.1093/qmath/han008
Part of ISSN: 0033-5606
Part of ISSN: 1464-3847
Source: Self-asserted source
Alexander Zimmermann

Generalized Reynolds ideals and derived equivalences for algebras of dihedral and semidihedral type

Journal of Algebra
2008-11 | Journal article
DOI: 10.1016/j.jalgebra.2008.07.026
Part of ISSN: 0021-8693
Source: Self-asserted source
Alexander Zimmermann

On Morita theory for self-dual modules

2008-03-25 | Preprint
ARXIV: arXiv:0803.3580v1
Source: Self-asserted source
Alexander Zimmermann

Generalized Reynolds ideals for non-symmetric algebras

Journal of Algebra
2007-06 | Journal article
DOI: 10.1016/j.jalgebra.2007.02.028
Part of ISSN: 0021-8693
Source: Self-asserted source
Alexander Zimmermann

INVARIANCE OF GENERALISED REYNOLDS IDEALS UNDER DERIVED EQUIVALENCES

Mathematical Proceedings of the Royal Irish Academy
2007-05 | Journal article
Source: Self-asserted source
Alexander Zimmermann

Fine Hochschild invariants of derived categories for symmetric algebras

Journal of Algebra
2007-02 | Journal article
DOI: 10.1016/j.jalgebra.2006.08.021
Part of ISSN: 0021-8693
Source: Self-asserted source
Alexander Zimmermann

DEGENERATION-LIKE ORDERS IN TRIANGULATED CATEGORIES

Journal of Algebra and Its Applications
2005-10 | Journal article
DOI: 10.1142/s021949880500137x
Part of ISSN: 0219-4988
Part of ISSN: 1793-6829
Source: Self-asserted source
Alexander Zimmermann

Degenerations for derived categories

Journal of Pure and Applied Algebra
2005-06 | Journal article
DOI: 10.1016/j.jpaa.2004.10.001
Part of ISSN: 0022-4049
Source: Self-asserted source
Alexander Zimmermann

Automorphisms of Green Orders and Their Derived Categories

Algebras and Representation Theory
2004-03 | Journal article
DOI: 10.1023/b:alge.0000019388.23407.e2
Part of ISSN: 1386-923X
Source: Self-asserted source
Alexander Zimmermann

Picard Groups for Derived Module Categories

Proceedings of the London Mathematical Society
2003-07 | Journal article
DOI: 10.1112/s0024611503014059
Part of ISSN: 0024-6115
Part of ISSN: 1460-244X
Source: Self-asserted source
Alexander Zimmermann

Stable endomorphism algebras of modules over special biserial algebras

Mathematische Zeitschrift
2003-07 | Journal article
DOI: 10.1007/s00209-003-0492-4
Part of ISSN: 0025-5874
Source: Self-asserted source
Alexander Zimmermann

Auto-equivalences of derived categories acting on cohomology

Archiv der Mathematik
2002-08-01 | Journal article
DOI: 10.1007/s00013-002-8290-5
Part of ISSN: 0003-889X
Part of ISSN: 1420-8938
Source: Self-asserted source
Alexander Zimmermann

Self-tilting complexes yield unstable modules

Transactions of the American Mathematical Society
2002-07-01 | Journal article
DOI: 10.1090/s0002-9947-02-02996-3
Part of ISSN: 0002-9947
Source: Self-asserted source
Alexander Zimmermann

[]

Proceedings of the American Mathematical Society
2002-02-01 | Journal article
DOI: 10.1090/s0002-9939-01-06087-7
Part of ISSN: 0002-9939
Source: Self-asserted source
Alexander Zimmermann

Cohomology of groups and splendid equivalences of derived categories

Mathematical Proceedings of the Cambridge Philosophical Society
2001-11 | Journal article
DOI: 10.1017/s030500410100545x
Part of ISSN: 0305-0041
Part of ISSN: 1469-8064
Source: Self-asserted source
Alexander Zimmermann

Tilted symmetric orders are symmetric orders

Archiv der Mathematik
1999-07 | Journal article
DOI: 10.1007/s000130050014
Part of ISSN: 0003-889X
Part of ISSN: 1420-8938
Source: Self-asserted source
Alexander Zimmermann

Derived Equivalences for Group Rings

Lecture Notes in Mathematics
1998 | Book
DOI: 10.1007/bfb0096366
ISBN: 9783540643111
ISBN: 9783540697480
Part of ISSN: 0075-8434
Part of ISSN: 1617-9692
Source: Self-asserted source
Alexander Zimmermann

Two-Sided Tilting Complexes for Gorenstein Orders

Journal of Algebra
1998-11 | Journal article
DOI: 10.1006/jabr.1998.7525
Part of ISSN: 0021-8693
Source: Self-asserted source
Alexander Zimmermann

TILTING SELFINJECTIVE ALGEBRAS AND GORENSTEIN ORDERS

The Quarterly Journal of Mathematics
1997 | Journal article
DOI: 10.1093/qmath/48.3.351
Part of ISSN: 0033-5606
Part of ISSN: 1464-3847
Source: Self-asserted source
Alexander Zimmermann

Two Sided Tilting Complexes for Green Orders and Brauer Tree Algebras

Journal of Algebra
1997-01 | Journal article
DOI: 10.1006/jabr.1996.6799
Part of ISSN: 0021-8693
Source: Self-asserted source
Alexander Zimmermann

Torsion units in integral group rings, conjugacy classes globally versus locally

Archiv der Mathematik
1996-06 | Journal article
DOI: 10.1007/bf01268864
Part of ISSN: 0003-889X
Part of ISSN: 1420-8938
Source: Self-asserted source
Alexander Zimmermann

Tilting hereditary orders

Communications in Algebra
1996-01 | Journal article
DOI: 10.1080/00927879608825679
Part of ISSN: 0092-7872
Part of ISSN: 1532-4125
Source: Self-asserted source
Alexander Zimmermann

A counterexample for the isomorphism-problem of polycyclic groups

Journal of Pure and Applied Algebra
1995-08 | Journal article
DOI: 10.1016/0022-4049(95)00121-c
Part of ISSN: 0022-4049
Source: Self-asserted source
Alexander Zimmermann

Outer group automorphisms may become inner in the integral group ring

Journal of Pure and Applied Algebra
1995-08 | Journal article
DOI: 10.1016/0022-4049(95)90113-y
Part of ISSN: 0022-4049
Source: Self-asserted source
Alexander Zimmermann

On the Torsion Units in Integral Group Rings of Dihedral 2-Groups

Journal of Algebra
1995-07 | Journal article
DOI: 10.1006/jabr.1995.1178
Part of ISSN: 0021-8693
Source: Self-asserted source
Alexander Zimmermann

On the isomorphism problem for integral group rings of finite groups

Archiv der Mathematik
1992-12 | Journal article
DOI: 10.1007/bf01194844
Part of ISSN: 0003-889X
Part of ISSN: 1420-8938
Source: Self-asserted source
Alexander Zimmermann
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