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math.AC2015
Bouquet algebra of toric ideals
Sonja Petrović, Apostolos Thoma, Marius Vladoiu
To any toric ideal , encoded by an integer matrix , we associate a matroid structure called {\em the bouquet graph} of and introduce another toric ideal called {\em the…
math.AC2015
Binomial fibers and indispensable binomials
Hara Charalambous, Apostolos Thoma, Marius Vladoiu
Let be an arbitrary ideal generated by binomials. We show that certain equivalence classes of fibers are associated to any minimal binomial generating set of . We provide a…