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prof.dr.ir. H.J. Broersma (Hajo)

Full Professor

Expertise

Graph In Graph Theory
Cycle
Path
Subgraph
Hamiltonians
Ramsey Number
Polynomials
Claw-Free Graphs

Publications

Recent
Li, B., Broersma, H., & Zhang, S. (2018). Conditions for graphs to be path partition optimal. Discrete mathematics, 341(5), 1350-1358. DOI: 10.1016/j.disc.2018.02.011
Broersma, H. (2018). Evolution in Nanomaterio: The NASCENCE Project. In S. Stepney, & A. Adamatzky (Eds.), Inspired by Nature: Essays Presented to Julian F. Miller on the Occasion of his 60th Birthday (pp. 87-111). (Emergence, Complexity and Computation; Vol. 28). Cham: Springer International Publishing Switzerland. DOI: 10.1007/978-3-319-67997-6_4
Zhang, Z-B., Zhang, X., Broersma, H., & Lou, D. (2017). Extremal and Degree Conditions for Path Extendability in Digraphs. SIAM J. Discrete Math., 31(3), 1990-2014. DOI: 10.1137/16M1077453
Li, R., Broersma, H. J., Xu, C., & Zhang, S. (2017). Cycle extension in edge-colored complete graphs. Discrete mathematics, 340(6), 1235-1241. DOI: 10.1016/j.disc.2017.01.023
Li, B., Zhang, Y., & Broersma, H. (2017). An exact formula for all star-kipas Ramsey numbers. Graphs and combinatorics, 33(1), 141-148. DOI: 10.1007/s00373-016-1746-3
Greff, K., van Damme, R. M. J., Koutnik, J., Broersma, H. J., Mikhal, J. O., Lawrence, C. P., ... Schmidhuber, J. (2017). Using neural networks to predict the functionality of reconfigurable nano-material networks. International journal on advances in intelligent systems, 9(3&4), 339-351.
Zhang, Y., Broersma, H. J., & Chen, Y. (2016). Narrowing down the gap on cycle-star Ramsey numbers. Journal of combinatorics (Somerville), 7(2-3), 481-493. DOI: 10.4310/JOC.2016.v7.n2.a13
Zhang, X., Zhang, Z., Broersma, H. J., & Wen, X. (2016). On the complexity of edge-colored subgraph partitioning problems in network optimization. Discrete mathematics and theoretical computer science, 17(3), 227-244.
Chen, X., Li, M., Liao, W., & Broersma, H. J. (2016). Hamiltonian properties of almost locally connected claw-free graphs. Ars combinatoria, 124, 95-109.
Zhang, Y., Zhang, Y., Broersma, H. J., & Chen, Y. (2016). On fan-wheel and tree-wheel Ramsey numbers. Discrete mathematics, 339(9), 2284-2287. DOI: 10.1016/j.disc.2016.03.013

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Contact Details

Visiting Address

University of Twente
Faculty of Electrical Engineering, Mathematics & Computer Science
Zilverling (building no. 11), room 3067
Hallenweg 19
7522NH  Enschede
The Netherlands

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Mailing Address

University of Twente
Faculty of Electrical Engineering, Mathematics & Computer Science
Zilverling  3067
P.O. Box 217
7500 AE Enschede
The Netherlands