Talks

Photo from talk at AG23

Research talks

  1. The polyhedral structure of the disguised toric locus

    Seminar on the Mathematics of Reaction Networks (February 12, 2026)

  2. Toric invariance of steady state systems

    Workshop on Formal Reaction Kinetics at the Bolyai Institute in Szeged (January 8, 2026)

  3. The algebra and geometry of phase diagrams

    The Droplet Seminar at MPI-CBG Dresden (November 28, 2025)

  4. Exploring the parameter space of polynomial systems using pseudo-witness sets

    Mathematics seminar at Center for Systems Biology Dresden (October 23, 2025)

  5. Identifiability and secant nondefectivity of determinantal moment varieties

    Lightning talk for “New Directions in Algebraic Statistics” at IMSI (July 21, 2025)

  6. Secant nondefectivity of moment varieties: curves, surfaces and beyond

    Minisymposium on “Algebraic Methods in Parameter Identifiability and Submodel Selection” at SIAM AG25 (July 8, 2025)

  7. Tropical root bounds: case studies from chemistry, rigidity and physics

    The Applied CATS seminar at KTH Stockholm (June 10, 2025)

  8. Algebraic and dynamical aspects of designing Birch-point-estimating reaction networks

    The Formal Reaction Kinetics seminar, online (March 25, 2024)

  9. The dynamics of Birch-point-estimating reaction networks

    “Algebraic Statistics 2025” at TU Munich (March 24, 2025)

  10. The numerical algebraic geometry of steady state equations

    “Numerical Nonlinear Algebra in the Real World” at MPI-CBG Dresden (February 5, 2025)

  11. Moment identifiability of mixture distributions: the gamma and inverse Gaussian case

    Applied Algebra Seminar at University of Wisconsin–Madison (October 17, 2024)

  12. The generic geometry of steady state varieties

    The Formal Reaction Kinetics seminar, online (September 24, 2024)

  13. Nondegeneracy, robustness and multistationarity in reaction network theory

    “Computer Algebra Applications in the Life Sciences” at ICMS 2024, Durham University (July 23, 2024)

  14. Generalized polyhedral homotopies with tropical geometry

    “Symbolic-Numeric Methods in Algebraic Geometry” at ICMS 2024, Durham University (July 22, 2024)

  15. Robustness and multistationarity conditions for interaction networks with nondegenerate steady states

    Annual Meeting of the Society for Mathematical Biology at Konkuk University, Seoul (July 1, 2024)

  16. The positive algebraic geometry of vertically parametrized systems

    Positive Solutions of Polynomial Systems Arising from Real-life Applications at BIRS-IMAG (May 21, 2024)

  17. Tropical root bounds and generalized polyhedral start systems in OSCAR

    Software demo at the Graduate Student Meeting in Applied Algebra and Combinatorics in Berlin (April 10, 2024)

  18. Secant varieties in statistics: identifiability of mixture distributions

    Applied Algebra and Geometry Seminar at the University of Copenhagen (March 8, 2024)

  19. Finding all steady states with tropical geometry

    Seminar on the Mathematics of Reaction Networks (November 30, 2023)

  20. Tropical computation of the steady state degree of chemical reaction networks

    Lightning talk at IMSI (October 12, 2023)

  21. Moment varieties of classical distributions

    “Varieties from Statistics” at IMSI (October 2, 2023)

  22. Generic dimension and optimal start systems in reaction network theory

    Seminar on Nonlinear Algebra at MPI MiS Leipzig (September 7, 2023)

  23. Generic dimension of varieties arising in reaction network theory and 3D genome reconstruction

    “Computer Algebra Applications in the Life Sciences” at ACA 2023 (July 20, 2023)

  24. Improved steady state bounds with tropical and toric methods

    “New Approaches to Analyzing Biological Interaction Networks” at SIAM AG23 (July 13, 2023)

  25. The tropical geometry of parametric polynomial systems

    “Queer and Trans Mathematicians in Combinatorics” in London (July 6, 2023)

  26. Detecting and precluding toricity in reaction network theory

    28th Nordic Congress of Mathematicians in Helsinki (August 19, 2022)

  27. Detecting and precluding toricity in reaction network theory

    “Computer Algebra Applications in the Life Sciences” at ACA22 in Gebze-Istanbul (August 15, 2022)

  28. Geometric perspectives on the steady states of reaction networks

    Statistics, Algebra, and Geometry Seminar at Aalto University (November 11, 2021)

  29. Toricity in reaction network theory

    “Algebraic-Geometric Methods for Reaction Networks” at SIAM AG21 (August 19, 2021)

Posters

Photo from the poster presentation at AG23

  1. Parametric positive toricity of steady state varieties

    SIAM AG23 (Jul 2023)

  2. Positive parametric toricity in reaction network theory

    Workshop on Solving Polynomial Equations and Applications at CWI (Oct 2022)

Expository presentations

  1. Fantastic (Nondefective) Secant Varieties and Where to Find Them

    Graduate Algebraic Geometry Seminar at UW–Madison (October 2, 2024)

Popular science presentations