2 papers
math.CO2026
Kinematic Stratifications
Veronica Calvo Cortes, Hadleigh Frost, Bernd Sturmfels
We study stratifications of regions in the space of symmetric matrices. Their points are Mandelstam matrices for momentum vectors in particle physics. Kinematic strata in these reg…
math.CO2026
Dyck Paths, Configuration Spaces and Polytopes For Linear Nakayama algebras
Veronica Calvo Cortes, Hadleigh Frost
We present a combinatorial model of configuration spaces and polytopes associated to the quotients of , the path algebra of the linearly oriented quiver, i.e.…