3 papers
math.AG2025
Computing the -pure Threshold of Flag Varieties
Justin Fong
We compute the -pure threshold of the natural cone over flag varieties in characteristic . Our calculations are mainly focused on flag varieties that are arithmetically Gor…
math.AC2025
The -pure threshold of a Schubert cycle
Justin Fong, Mitsuhiro Miyazaki
The -pure threshold is the characteristic counter part of the log canonical threshold in characteristic zero. It is a numerical invariant associated to the singularities of…
math.AC2025
-pure threshold for the symmetric determinantal ring
Justin Fong
We give a value for the -pure threshold at the maximal homogeneous ideal of the symmetric determinantal ring over a field of prime characteristic. The answer is c…