Professor Alex FinkProfessor in Pure Mathematics; Head of the Centre for Combinatorics, Algebra and Number TheoryEmail: a.fink@qmul.ac.ukTelephone: +44 (0)20 7882 5520Room Number: Mathematical Sciences Building, Room: MB-312Website: https://webspace.maths.qmul.ac.uk/a.fink/Office Hours: Semester A: Thursdays 1–2pm in MB312.ProfileResearchPublicationsProfileAlex Fink is Professor in Pure Mathematics in the School of Mathematical Sciences. He has interests in combinatorics, algebra and geometry, especially matroid theory and tropical geometry. Prof Fink holds a PhD from UC Berkeley, and prior to this post was a postdoctoral researcher at North Carolina State University. His research has been supported by EPSRC. He serves on the editorial boards of the Bulletin and Journal of the London Mathematical Society and of Theoretical Computer Science A, and was joint chair of the programme committee of Formal Power Series and Algebraic Combinatorics 2017.ResearchResearch Interests:See Alex Fink’s research profile pages including details of research interests, publications, and live grants. Member of the LMS Scheme 3 research group in Tropical Mathematics & its Applications and the UK Applied Algebra and Geometry research network.Publications Eur C, Fink A, Larson M et al. (2024). Signed permutohedra, delta‐matroids, and beyond Proceedings of the London Mathematical Society nameOfConference. 10.1112/plms.12592 https://qmro.qmul.ac.uk/xmlui/handle/123456789/94759 Fink A, Escobar L, Rajchgot J et al. (2024). Gröbner bases, symmetric matrices, and type C Kazhdan-Lusztig varieties Journal of the London Mathematical Society nameOfConference. 10.1112/jlms.12856 https://qmro.qmul.ac.uk/xmlui/handle/123456789/93417 Fink A, Toghani Z (2022). INITIAL FORMS AND A NOTION OF BASIS FOR TROPICAL DIFFERENTIAL EQUATIONS Pacific Journal of Mathematics nameOfConference. 10.2140/pjm.2022.318.453 https://uat2-qmro.qmul.ac.uk/xmlui/handle/123456789/81932 Fink A, Olarte J (2022). Presentations of Transversal Valuated Matroids Journal of the London Mathematical Society nameOfConference. 10.1112/jlms.12505 https://qmro.qmul.ac.uk/xmlui/handle/123456789/73205 Fink A, CAMERON A (2022). The Tutte polynomial via lattice point counting Journal of Combinatorial Theory: Series A nameOfConference. 10.1016/j.jcta.2021.105584 https://qmro.qmul.ac.uk/xmlui/handle/123456789/76443 Berget A, Fink A (2022). Equivariant K-Theory Classes of Matrix Orbit Closures International Mathematics Research Notices nameOfConference. 10.1093/imrn/rnab135 https://qmro.qmul.ac.uk/xmlui/handle/123456789/71867 Berget A, Fink A (2021). Correction to: EQUIVARIANT CHOW CLASSES OF MATRIX VARIETIES (Transformation Groups, (2017), 22, 3, (631-643), 10.1007/s00031-016-9406-5) Transformation Groups nameOfConference. 10.1007/s00031-021-09651-2 https://qmro.qmul.ac.uk/xmlui/handle/123456789/72237 Fink A, Mészáros K, St. Dizier A (2020). Zero-one Schubert polynomials Mathematische Zeitschrift nameOfConference. 10.1007/s00209-020-02544-2 https://uat2-qmro.qmul.ac.uk/xmlui/handle/123456789/65068 Cameron A, Fink A (publicationYear). A lattice point counting generalisation of the Tutte polynomial Discrete Mathematics & Theoretical Computer Science nameOfConference. 10.46298/dmtcs.6331 https://uat2-qmro.qmul.ac.uk/xmlui/handle/123456789/11927 FINK A, Moci L (2019). Polyhedra and parameter spaces for matroids over valuation rings Advances in Mathematics nameOfConference. 10.1016/j.aim.2018.11.009 https://uat2-qmro.qmul.ac.uk/xmlui/handle/123456789/53483 Fink A, Moci L (2019). Polyhedra and parameter spaces for matroids over valuation rings Advances in Mathematics nameOfConference. 10.1016/j.aim.2018.11.009 https://uat2-qmro.qmul.ac.uk/xmlui/handle/123456789/71869 Dupont C, FINK A, Moci L (2018). Universal Tutte characters via combinatorial coalgebras Journal of Algebraic Combinatorics nameOfConference. 10.5802/alco.35 https://uat2-qmro.qmul.ac.uk/xmlui/handle/123456789/53438 Ardila F, Fink A, Rincón F (2010). Valuations for Matroid Polytope Subdivisions Canadian Journal of Mathematics nameOfConference. 10.4153/cjm-2010-064-9 qmroHref Fink A, Mészáros K, St. Dizier A (2018). Schubert polynomials as integer point transforms of generalized permutahedra Advances in Mathematics nameOfConference. 10.1016/j.aim.2018.05.028 https://qmro.qmul.ac.uk/xmlui/handle/123456789/38503 Berget A, Fink A (2018). Matrix orbit closures Beiträge zur Algebra und Geometrie / Contributions to Algebra and Geometry nameOfConference. 10.1007/s13366-018-0402-x https://uat2-qmro.qmul.ac.uk/xmlui/handle/123456789/39009 FINK A, GUY RK (2017). The outercoarseness of the n-cube Contributions to Discrete Mathematics nameOfConference. doi https://uat2-qmro.qmul.ac.uk/xmlui/handle/123456789/28484 Fink A, Guy R (2007). The Number-Pad Game College Mathematics Journal nameOfConference. 10.1080/07468342.2007.11922246 qmroHref FINK A, Speyer DE, Woo A (2017). A Gröbner basis for the graph of the reciprocal plane Journal of Commutative Algebra nameOfConference. 10.1216/jca.2020.12.77 https://uat2-qmro.qmul.ac.uk/xmlui/handle/123456789/24599 BERGET A, FINK A (2016). Equivariant chow classes of matrix orbit closures Transformation Groups nameOfConference. 10.1007/s00031-016-9406-5 https://uat2-qmro.qmul.ac.uk/xmlui/handle/123456789/14030 Fink A, Rajchgot J, Sullivant S (2016). Matrix Schubert varieties and Gaussian conditional independence models Journal of Algebraic Combinatorics nameOfConference. 10.1007/s10801-016-0698-2 https://qmro.qmul.ac.uk/xmlui/handle/123456789/16289 Fink A, Moci L (2016). Matroids over a ring Journal of the European Mathematical Society nameOfConference. 10.4171/jems/600 https://uat2-qmro.qmul.ac.uk/xmlui/handle/123456789/13039 Fink A, Rincón F (2015). Stiefel tropical linear spaces Journal of Combinatorial Theory Series A nameOfConference. 10.1016/j.jcta.2015.06.001 https://uat2-qmro.qmul.ac.uk/xmlui/handle/123456789/30563 Fink A, Moci L (2015). Matroids Over a Ring journal nameOfConference. 10.1007/978-3-319-20155-9_9 https://uat2-qmro.qmul.ac.uk/xmlui/handle/123456789/30463 Fink A, Fraenkel AS, Santos C (2014). LIM is not slim International Journal of Game Theory nameOfConference. 10.1007/s00182-013-0380-z qmroHref Fink A, Moci L (2013). Matroids over a ring Discrete Mathematics and Theoretical Computer Science nameOfConference. doi qmroHref Fink A, Fraenkel AS, Santos C (2013). LIM is not slim International Journal of Game Theory nameOfConference. doi qmroHref Fink A (2013). Tropical cycles and Chow polytopes Beitrage zur Algebra und Geometrie nameOfConference. 10.1007/s13366-012-0122-6 qmroHref Berget A, Fink A (2012). Projective invariants of vector configurations Discrete Mathematics and Theoretical Computer Science nameOfConference. doi qmroHref Fink A (2012). Lattice games without rational strategies Journal of Combinatorial Theory. Series A nameOfConference. 10.1016/j.jcta.2011.10.005 qmroHref Berget A, Fink A (publicationYear). Invariants of vector configurations Discrete Mathematics & Theoretical Computer Science nameOfConference. 10.46298/dmtcs.3039 qmroHref Fink A, Speyer DE (2012). K-classes for matroids and equivariant localization Duke Mathematical Journal nameOfConference. 10.1215/00127094-1813296 qmroHref Fink A, Speyer D (2011). K-classes for matroids and equivariant localization FPSAC'11 - 23rd International Conference on Formal Power Series and Algebraic Combinatorics nameOfConference. 10.46298/dmtcs.2915 qmroHref Fink A (2011). The binomial ideal of the intersection axiom for conditional probabilities Journal of Algebraic Combinatorics nameOfConference. 10.1007/s10801-010-0253-5 qmroHref Fink A, Giraldo BI (2010). Bijections between noncrossing and nonnesting partitions for classical reflection groups Portugaliae Mathematica nameOfConference. 10.4171/pm/1869 qmroHref FINK A (2010). Valuative invariants for polymatroids Adv. Math. nameOfConference. 10.1016/j.aim.2010.04.016 qmroHref Fink A, Giraldo BI (2009). Bijections between noncrossing and nonnesting partitions for classical reflection groups FPSAC'09 - 21st International Conference on Formal Power Series and Algebraic Combinatorics nameOfConference. doi qmroHref Ensley D, Fink A, Guy R (2009). Interactive supplements to Rick's Tricky six puzzle Loci nameOfConference. 10.4169/loci003295 qmroHref Kisman D, Guy R, Fink A (2009). Patulous pegboard polygons journal nameOfConference. doi qmroHref Fink A, Denzinger J, Aycock J (2007). Extracting NPC Behavior from Computer Games using Computer Vision and Machine Learning Techniques journal 2007 IEEE Symposium on Computational Intelligence and Games. 10.1109/cig.2007.368075 qmroHref