Essays about: "matroids"

Found 3 essays containing the word matroids.

1. 1. Murphy's Law for Schemes

   University essay from KTH/Skolan för teknikvetenskap (SCI)

   Author : Isak Sundelius; [2023]
   Keywords : algebraic geometry; matroids; Mnëv s theorem; Grassmannians;

   Abstract : This paper aims at presenting the necessary tools to prove that a scheme of finite type over Z exhibits the same singularities as those which occur on a Grassmann variety. First, basic theory regarding the combinatorial objects matroids is presented. READ MORE

3. 2. Symmetric Lorentzian polynomials

   University essay from KTH/Matematik (Avd.)

   Author : Daniel Qin; [2023]
   Keywords : symmetric polynomials; Lorentzian polynomials; matroids; symmetriska polynom; lorentziska polynom; matroid;

   Abstract : In 2020, Huh, Matherne, Mészáros, and St. Dizier established the Lorentzian property of normalized Schur polynomials and conjectured the Lorentzian nature of other Schur-type symmetric polynomials. READ MORE

4. 3. Cyclic Flats of Gammoids Via Dual Representation

   University essay from Mälardalens universitet/Akademin för utbildning, kultur och kommunikation

   Author : Emil Gustafsson; [2022]
   Keywords : Matroids; Gammoids; Cyclic flats; dual matroids;

   Abstract : Matorids provide useful abstraction in combinatorics and have a number of applications in many areas. Gammoids,  which is one of many classes of matroids, and they can be represented by directed graphs, which make them easy to visualize. READ MORE