Staff at the Department of Mathematical Sciences – University of Copenhagen

Martin Helmer

Martin Helmer

Postdoc

Member of:


    Publication year:
    1. 2018
    2. Accepted/In press

      The maximum likelihood degree of toric varieties. / Améndola, Carlos; Bliss, Nathan; Burke, Isaac; Gibbons, Courtney R.; Helmer, Martin; Hoşten, Serkan; Nash, Evan D.; Rodriguez, Jose Israel; Smolkin, Daniel.

      In: Journal of Symbolic Computation, 01.01.2018.

      Research output: Contribution to journalJournal articleResearchpeer-review

    3. Published

      Nearest points on toric varieties. / Helmer, Martin; Sturmfels, Bernd.

      In: Mathematica Scandinavica, Vol. 122, No. 2, 01.01.2018, p. 213-238.

      Research output: Contribution to journalJournal articleResearchpeer-review

    4. E-pub ahead of print

      Polar degrees and closest points in codimension two. / Helmer, Martin; Nødland, Bernt Ivar Utstøl.

      In: Journal of Algebra and its Applications, 2018.

      Research output: Contribution to journalJournal articleResearchpeer-review

    5. 2017
    6. A direct algorithm to compute the topological Euler characteristic and Chern–Schwartz–MacPherson class of projective complete intersection varieties. / Helmer, Martin.

      In: Theoretical Computer Science, Vol. 681, 12.06.2017, p. 54-74.

      Research output: Contribution to journalJournal articleResearchpeer-review

    7. Computing characteristic classes of subschemes of smooth toric varieties. / Helmer, Martin.

      In: Journal of Algebra, Vol. 476, 15.04.2017, p. 548-582.

      Research output: Contribution to journalJournal articleResearchpeer-review

    8. Computing the Chern–Schwartz–MacPherson class of complete simplical toric varieties. / Helmer, Martin.

      Applications of Computer Algebra: Kalamata, Greece, July 20–23 2015. Springer New York LLC, 2017. p. 207-217.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    9. 2016
    10. Algorithms to compute the topological Euler characteristic, Chern-Schwartz-MacPherson class and Segre class of projective varieties. / Helmer, Martin.

      In: Journal of Symbolic Computation, Vol. 73, 01.03.2016, p. 120-138.

      Research output: Contribution to journalJournal articleResearchpeer-review

    11. 2014
    12. An algorithm to compute certain euler characteristics and chern-schwartz-macpherson classes. / Helmer, Martin.

      Proceedings of the 2014 Symposium on Symbolic-Numeric Computation, SNC 2014. Association for Computing Machinery, Inc., 2014. p. 130-131.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    13. 2011
    14. Published

      Network performance of a wireless sensor network for temperature monitoring in vineyards. / Liscano, Ramiro; Jacoub, John Khalil; Dersingh, Anand; Zheng, Jinfu; Helmer, Martin; Elliott, Charles; Najafizadeh, Ali.

      PE-WASUN'11 - Proceedings of the 8th ACM Symposium on Performance Evaluation of Wireless Ad Hoc, Sensor, and Ubiquitous Networks. 2011. p. 125-129.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    15. 2009
    16. Published

      On the zero set of G-equivariant maps. / Buono, P. L.; Helmer, M.; Lamb, J. S.W.

      In: Mathematical Proceedings of the Cambridge Philosophical Society, Vol. 147, No. 3, 11.2009, p. 735-755.

      Research output: Contribution to journalJournal articleResearchpeer-review

    ID: 182914776