Research output per year
Research output per year
Personal profile
Research interests
Willem Haemers is a mathematician, specialised in discrete mathematics, in particular in algebraic graph theory and combinatorial designs.
He is full professor in mathematics (emeritus since December 2013).
Career
2014 - today: Emeritus
2009 - 2013: Full professor in discrete Mathematics, Tilburg University
1990 - 2009: Associate professor in mathematics, Tilburg University
1986 - 1989: Assistent professor in mathematics, Tilburg University
1981-1986: Researcher, Department of Applied Mathematics, Dr. Neher Laboratories (PTT Research), Leidschendam
1975-1980: Research assistent, Department of Mathematics, Technical University Eindhoven
PhD supervision
M.J.P. Peeters, 1991-1995.
E.R. van Dam, 1992-1996.
A. Abiad, 2011-2015.
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Collaborations and top research areas from the last five years
Recent external collaboration on country/territory level. Dive into details by clicking on the dots or
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Divisible design graphs from the symplectic graph
De Bruyn, B., Goryainov, S., Haemers, W. H. & Shalaginov, L., Apr 2024, arXiv.Research output: Working paper › Other research output
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The signed graphs with two eigenvalues unequal to ±1
Haemers, W. H. & Topcu, H., 15 Feb 2024, In: Applied Mathematics and Computation. 463, 14 p., 128348.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile10 Downloads (Pure) -
Cospectrality Results for Signed Graphs with Two Eigenvalues Unequal to $\pm 1$
Haemers, W. H. & Topcu, H., 29 Nov 2023.Research output: Working paper › Other research output
File39 Downloads (Pure) -
Cospectral mates for generalized Johnson and Grassmann graphs
Abiad, A., D'haeseleer, J., Haemers, W. H. & Simoens, R., 1 Dec 2023, In: Linear Algebra and its Applications. 678, p. 1-15 15 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access -
Cospectral Mates for Generalized Johnson and Grassmann Graphs
Abiad, A., D'haeseleer, J., Haemers, W. H. & Simoens, R., 26 May 2023.Research output: Working paper › Other research output
File53 Downloads (Pure)
Projects
- 2 Finished
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Spectral characterizations of graphs
Abiad Monge, A. (Researcher) & Haemers, W. H. (Tutor)
1/12/11 → 1/12/14
Project: Research project
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Spectral characterizations of graphs
Haemers, W. H. (Principal Investigator) & Camara Vallejo, M. (Researcher)
1/12/11 → 1/12/14
Project: Research project