3 papers
math.CO2026
Three lectures on tropical algebra
Jeffrey Giansiracusa, Kevin Kuehn, Stefano Mereta +1
This document is a slightly expanded version of a series of talks given by J. Giansiracusa at the workshop `Geometry over semirings' at Universitat Autònoma de Barcelona in July 20…
math.CO2025
Minuscule Coxeter Dressians
Andreas Gross, Kevin Kuehn, Dante Luber
In this extended abstract, we study special tropical prevarieties which we call Coxeter Dressians. They arise from equations capturing a generalization of valuated symmetric basis…
math.AG2024
The Signed Goldman-Iwahori Space and Real Tropical Linear Spaces
Kevin Kuehn, Arne Kuhrs
For a real closed field with a non-Archimedean absolute value, we introduce the signed Goldman--Iwahori space, the space of homothety classes of signed seminorms on a finite-di…