Bernhard Keller

7.0k total citations · 1 hit paper
57 papers, 2.3k citations indexed

About

Bernhard Keller is a scholar working on Geometry and Topology, Algebra and Number Theory and Mathematical Physics. According to data from OpenAlex, Bernhard Keller has authored 57 papers receiving a total of 2.3k indexed citations (citations by other indexed papers that have themselves been cited), including 54 papers in Geometry and Topology, 51 papers in Algebra and Number Theory and 34 papers in Mathematical Physics. Recurrent topics in Bernhard Keller's work include Algebraic structures and combinatorial models (54 papers), Advanced Topics in Algebra (51 papers) and Homotopy and Cohomology in Algebraic Topology (27 papers). Bernhard Keller is often cited by papers focused on Algebraic structures and combinatorial models (54 papers), Advanced Topics in Algebra (51 papers) and Homotopy and Cohomology in Algebraic Topology (27 papers). Bernhard Keller collaborates with scholars based in France, Germany and Japan. Bernhard Keller's co-authors include Idun Reiten, Philippe Caldero, Dong Yang, Michel Van den Bergh, Osamu Iyama, Christof Geiß, Steffen Oppermann, Amnon Neeman, Igor Burban and Pierre‐Guy Plamondon and has published in prestigious journals such as eLife, Transactions of the American Mathematical Society and Inventiones mathematicae.

In The Last Decade

Bernhard Keller

53 papers receiving 2.1k citations

Hit Papers

Deriving DG categories 1994 2026 2004 2015 1994 100 200 300
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Deriving DG categories
    1994 360 citations Bernhard Keller profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author Last Decade Papers Cites
Bernhard Keller 2.2k 1.7k 1.2k 876 165 57 2.3k
Osamu Iyama 1.6k 0.7× 1.4k 0.8× 460 0.4× 764 0.9× 187 1.1× 66 1.6k
Jeremy Rickard 1.3k 0.6× 1.1k 0.6× 670 0.5× 458 0.5× 228 1.4× 21 1.4k
Aslak Bakke Buan 1.2k 0.5× 1.0k 0.6× 249 0.2× 758 0.9× 207 1.3× 41 1.2k
Nicolás Andruskiewitsch 1.1k 0.5× 983 0.6× 455 0.4× 436 0.5× 127 0.8× 65 1.1k
Henning Krause 1.4k 0.6× 1.2k 0.7× 906 0.7× 275 0.3× 63 0.4× 91 1.4k
Alberto Elduque 930 0.4× 982 0.6× 356 0.3× 297 0.3× 90 0.5× 121 1.1k
Christof Geiß 689 0.3× 575 0.3× 243 0.2× 342 0.4× 111 0.7× 38 707
Helmut Lenzing 825 0.4× 731 0.4× 274 0.2× 298 0.3× 100 0.6× 46 897
J. P. C. Greenlees 963 0.4× 593 0.3× 964 0.8× 78 0.1× 33 0.2× 82 1.1k
Wolfgang Soergel 1.2k 0.5× 755 0.4× 831 0.7× 265 0.3× 354 2.1× 26 1.3k

Countries citing papers authored by Bernhard Keller

Since Specialization
Citations

This map shows the geographic impact of Bernhard Keller's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Bernhard Keller with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Bernhard Keller more than expected).

Fields of papers citing papers by Bernhard Keller

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Bernhard Keller. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Bernhard Keller. The network helps show where Bernhard Keller may publish in the future.

Co-authorship network of co-authors of Bernhard Keller

This figure shows the co-authorship network connecting the top 25 collaborators of Bernhard Keller. A scholar is included among the top collaborators of Bernhard Keller based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Bernhard Keller. Bernhard Keller is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Keller, Bernhard, et al.. (2024). Cluster categories and rational curves. Geometry & Topology. 28(6). 2569–2634.
2.
Chen, Xiao‐Wu, et al.. (2024). The dg Leavitt algebra, singular Yoneda category and singularity category. Advances in Mathematics. 440. 109541–109541.
3.
Keller, Bernhard, Desirée Böck, Bianca Striednig, et al.. (2023). The large GTPase Sey1/atlastin mediates lipid droplet- and FadL-dependent intracellular fatty acid metabolism of Legionella pneumophila. eLife. 12. 12 indexed citations
4.
Keller, Bernhard, et al.. (2019). Invariance dérivée du calcul de Tamarkin–Tsygan d'une algèbre. HAL (Le Centre pour la Communication Scientifique Directe). 2 indexed citations
5.
Keller, Bernhard. (2018). La cohomologie de Hochschild singulière via la catégorie des singularités. HAL (Le Centre pour la Communication Scientifique Directe). 9 indexed citations
6.
Keller, Bernhard, et al.. (2014). $n$-cocoherent rings, $n$-cosemihereditary rings and $n$-V-rings. Bulletin of the Iranian Mathematical Society. 40(4). 809–822.
7.
Keller, Bernhard, et al.. (2014). Desingularizations of quiver Grassmannians via graded quiver varieties. Advances in Mathematics. 256. 318–347. 7 indexed citations
8.
Inoue, Rei, Osamu Iyama, Bernhard Keller, Atsuo Kuniba, & Tomoki Nakanishi. (2013). Periodicities of T-systems and Y-systems, Dilogarithm Identities, and Cluster Algebras II: Types $C_r$, $F_4$, and $G_2$. Publications of the Research Institute for Mathematical Sciences. 49(1). 43–85. 16 indexed citations
9.
Inoue, Rei, Osamu Iyama, Bernhard Keller, Atsuo Kuniba, & Tomoki Nakanishi. (2013). Periodicities of T-systems and Y-systems, Dilogarithm Identities, and Cluster Algebras I: Type $B_r$. Publications of the Research Institute for Mathematical Sciences. 49(1). 1–42. 20 indexed citations
10.
Irelli, Giovanni Cerulli, Bernhard Keller, Daniel Labardini-Fragoso, & Pierre‐Guy Plamondon. (2013). Linear independence of cluster monomials for skew-symmetric cluster algebras. IRIS Research product catalog (Sapienza University of Rome). 24 indexed citations
11.
Keller, Bernhard. (2011). CLUSTER ALGEBRAS AND CLUSTER CATEGORIES. Bulletin of the Iranian Mathematical Society. 37(2). 187–234. 5 indexed citations
12.
Keller, Bernhard, et al.. (2010). Simple dg modules for positive dg algebras. arXiv (Cornell University). 3 indexed citations
13.
Keller, Bernhard & Dong Yang. (2010). Derived equivalences from mutations of quivers with potential. Advances in Mathematics. 226(3). 2118–2168. 88 indexed citations
14.
Burban, Igor, Osamu Iyama, Bernhard Keller, & Idun Reiten. (2008). Cluster tilting for one-dimensional hypersurface singularities. Advances in Mathematics. 217(6). 2443–2484. 46 indexed citations
15.
Keller, Bernhard. (2005). On triangulated orbit categories. Documenta Mathematica. 10. 551–581. 192 indexed citations
16.
Keller, Bernhard. (2004). Hochschild cohomology and derived Picard groups. Journal of Pure and Applied Algebra. 190(1-3). 177–196. 29 indexed citations
17.
Keller, Bernhard & Amnon Neeman. (2002). The connection between May's axioms for a triangulated tensor product and Happel's description of the derived category of the quiver $D_4$. Documenta Mathematica. 7. 535–560. 14 indexed citations
18.
Keller, Bernhard. (1999). On the cyclic homology of exact categories. Journal of Pure and Applied Algebra. 136(1). 1–56. 109 indexed citations
19.
Keller, Bernhard. (1998). On the cyclic homology of ringed spaces and schemes. Documenta Mathematica. 3. 231–259. 29 indexed citations
20.
Keller, Bernhard. (1998). Invariance and localization for cyclic homology of DG algebras. Journal of Pure and Applied Algebra. 123(1-3). 223–273. 62 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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