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math.AG2019
Galois Groups of Composed Schubert Problems
Frank Sottile, Robert Williams, Li Ying
Two Schubert problems on possibly different Grassmannians may be composed to obtain a Schubert problem on a larger Grassmannian whose number of solutions is the product of the numb…
math.AG2017★ 2 cited
Restrictions on Galois groups of Schubert problems
Robert Williams
The Galois group of a Schubert problem encodes some structure of its set of solutions. Galois groups are known for a few infinite families and some special problems, but what permu…