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math.CO2014★ 2 cited
Divisors on graphs, orientations, syzygies, and system reliability
Fatemeh Mohammadi
We study various ideals arising in the theory of system reliability. We use ideas from the theory of divisors, orientations and matroids on graphs to describe the minimal polyhedra…
math.ST2014
A Family of Quasisymmetry Models
Maria Kateri, Fatemeh Mohammadi, Bernd Sturmfels
We present a one-parameter family of models for square contingency tables that interpolates between the classical quasisymmetry model and its Pearsonian analogue. Algebraically, th…