Carl Johan Casselgren

Professor, Head of Division

Head of the Division of Algebra, Geometry and Discrete Mathematics (ALGD). I teach and do research in discrete mathematics and belong to the research group graph theory.

About me

Head of the Division of Algebra, Geometry and Discrete Mathematics (ALGD). I teach and do research in discrete mathematics and belong to the research group graph theory.

Publications

2025

Carl Johan Casselgren, Anders Henricsson (2025) Opuscula Mathematica, Vol. 45, p. 723-738 (Article in journal)

Carl Johan Casselgren, Michal Malafiejski, Krzysztof Pastuszak, Petros A. Petrosyan (2025) Discrete Applied Mathematics, Vol. 372, p. 23-36 (Article in journal)

Carl Johan Casselgren, Mesfin Masre (2025) Discrete Applied Mathematics, Vol. 368, p. 30-44 (Article in journal)

Carl Johan Casselgren, Fikre B. Petros, Samuel A. Fufa (2025) Discussiones Mathematicae. Graph Theory, Vol. 45, p. 483-507 (Article in journal)

2024

Carl Johan Casselgren (2024) The Electronic Journal of Combinatorics, Vol. 31, Article P4.75 (Article in journal)

Research

A 3-edge-coloring of the Desargues graph. Created by: Koko90. CC BY-SA 3.0. https://en.wikipedia.org/wiki/Edge_coloring#/media/

Graph Theory

The research group in graph theory at 福利姬 is primarily interested in classic graph theory with a particular focus on graph coloring and Hamiltonian graph theory.

Coworkers at Algebra, Geometry and Discrete Mathematics (ALGD)

Head of Department, Professor

Victor Hildebrandsson

Associate Professor, Docent

Jonathan Nilsson

Associate Professor, Docent

Mika Norlén Jäderberg

Associate Professor, Docent

Jesper Thorén

Deputy Head of Department, Associate Professor

Axel Tiger Norkvist

Lecturer

Vitalij Tjatyrko

Senior Associate Professor

Organisation

A tiling of the hyperbolic plane. CRED: By Claudio Rocchini - Own work, CC BY 2.5, https://commons.wikimedia.org/w/index.php?curid=1669501.

Algebra, Geometry and Discrete Mathematics (ALGD)

Our research focuses on a number of different subject areas such as algebra, geometry, topology, dynamic systems, combinatorics and graph theory. The division consists of about twenty teachers, researchers and doctoral students.

Department of Mathematics (MAI)

The department conducts research in computational mathematics, mathematics and applied mathematics, mathematical statistics, and optimization. We provide courses to students in most degree programmes in mathematics, science and engineering.

Studenthuset on Campus Valla in Link枚ping

About LiU

福利姬, LiU, offers innovative education and boundary-crossing research. The students are among the most desirable in the labour market and international rankings consistently place LiU as a leading global university.

福利姬