Bachir Bekka

926 citations

19 papers · 362 indexed · 1 hit paper · h-index 6

Co-authors: Pierre de la Harpe Alain Valette Yves Guivarc’h Mehrdad Kalantar Yves Cornulier Alexander Lubotzky Norbert Poncin Jean Ludwig
Topics: Advanced Algebra and Geometry (10 papers)Advanced Operator Algebra Research (10 papers)Advanced Topics in Algebra (5 papers)
Cited by: Mathematical Physics Algebra and Number Theory Geometry and Topology
Journals: Inventiones mathematicae Journal of Functional Analysis Bulletin of the London Mathematical Society
Partner nations: France Switzerland Luxembourg

In The Last Decade

Bachir Bekka

16 papers receiving 333 citations

Hit Papers

align trajectories

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.

Kazhdan's Property (T)

2008 255 citations Bachir Bekka, Pierre de la Harpe et al. Cambridge University Press eBooks profile →

Peers

Countries citing papers authored by Bachir Bekka

Since Specialization

Citations

This map shows the geographic impact of Bachir Bekka'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 Bachir Bekka with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Bachir Bekka more than expected).

Fields of papers citing papers by Bachir Bekka

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Bachir Bekka. 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 Bachir Bekka. The network helps show where Bachir Bekka may publish in the future.

Co-authorship network of co-authors of Bachir Bekka

This figure shows the co-authorship network connecting the top 25 collaborators of Bachir Bekka. A scholar is included among the top collaborators of Bachir Bekka 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 Bachir Bekka. Bachir Bekka is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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19 of 19 papers shown

#	Work	Indexed citations
1	Characters of algebraic groups over number fields 2022 ·Groups Geometry and Dynamics ·Bachir Bekka,(unknown)	4
2	On unitary representations of algebraic groups over local fields 2021 ·Representation Theory of the American Mathematical Society ·Bachir Bekka,Siegfried Echterhoff	0
3	Quasi-regular representations of discrete groups and associated\n C-algebras 2019 ·arXiv (Cornell University)* ·Bachir Bekka,Mehrdad Kalantar	6
4	Property (𝑇) for locally compact groups and 𝐶-algebras 2018 ·Proceedings of the American Mathematical Society* ·Bachir Bekka,Chi–Keung Ng	0
5	Infinite characters on GL(Q), on SL (Z), and on groups acting on trees 2018 ·Journal of Functional Analysis ·Bachir Bekka	1
6	Local rigidity for actions of Kazhdan groups on noncommutative L_p-spaces 2015 ·International Journal of Mathematics ·Bachir Bekka	0
7	On groups with Property (Tℓp) 2014 ·Journal of Functional Analysis ·Bachir Bekka,(unknown)	5
8	On the spectral theory of groups of affine transformations of compact\n nilmanifolds 2011 ·arXiv (Cornell University) ·Bachir Bekka,Yves Guivarc’h	4
9	Groups with faithful irreducible projective unitary representations 2011 ·Forum Mathematicum ·Bachir Bekka,Pierre de la Harpe	1
10	Lattices with and lattices without spectral gap 2011 ·Groups Geometry and Dynamics ·Bachir Bekka,Alexander Lubotzky	4
11	Random products of automorphisms of Heisenberg nilmanifolds and Weil’s representation 2010 ·Ergodic Theory and Dynamical Systems ·Bachir Bekka,(unknown)	2
12	A spectral gap property for subgroups of finite covolume in Lie groups 2010 ·Colloquium Mathematicum ·Bachir Bekka,Yves Cornulier	5
13	Irreducibly represented groups 2008 ·Commentarii Mathematici Helvetici ·Bachir Bekka,Pierre de la Harpe	3
14	Kazhdan's Property (T)breakdown → 2008 ·Cambridge University Press eBooks ·Bachir Bekka,Pierre de la Harpe,Alain Valette	255
15	Operator-algebraic superridigity for SL n (ℤ), n≥3 2007 ·Inventiones mathematicae ·Bachir Bekka	22
16	PROPERTY (T) FOR C-ALGEBRAS 2006 ·Bulletin of the London Mathematical Society* ·Bachir Bekka	18
17	A Spectral Gap Property for Random Walks Under Unitary Representations 2006 ·Geometriae Dedicata ·Bachir Bekka,Yves Guivarc’h	3
18	Square Integrable Representations, von Neumann Algebras and An Application to Gabor Analysis 2004 ·Journal of Fourier Analysis and Applications ·Bachir Bekka	25
19	Proceedings of the Conference on Harmonic Analysis 2002 2003 ·Bachir Bekka,Jean Ludwig,(unknown),Norbert Poncin	4

About Bachir Bekka

Bachir Bekka is a scholar working on Mathematical Physics, Algebra and Number Theory and Discrete Mathematics and Combinatorics, having authored 19 papers that have together received 362 indexed citations. Recurring topics across this work include Advanced Algebra and Geometry (10 papers), Advanced Operator Algebra Research (10 papers) and Advanced Topics in Algebra (5 papers). The work is most often cited by research in Mathematical Physics (306 citations), Algebra and Number Theory (135 citations) and Geometry and Topology (182 citations). Bachir Bekka has collaborated with scholars based in France, Switzerland and Luxembourg. Frequent co-authors include Pierre de la Harpe, Alain Valette, Yves Guivarc’h, Mehrdad Kalantar, Yves Cornulier, Alexander Lubotzky, Norbert Poncin, Jean Ludwig, Siegfried Echterhoff and Chi–Keung Ng. Their work appears in journals such as Inventiones mathematicae, Journal of Functional Analysis and Bulletin of the London Mathematical Society.

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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