4 citations · 7 across the 3 of their papers we have counts for
3 papers
math.AG2020★ 1 cited
A Zariski theorem for monodromy of -hypergeometric systems
Jens Forsgård, Laura Felicia Matusevich
We give conditions under which the monodromy group of an -hypergeometric system is invariant under modifications of the collection of characters . The key ingredient is a Zar…
math.AG2016★ 2 cited
On the multivariate Fujiwara bound for exponential sums
Jens Forsgård
We prove the multivariate Fujiwara bound for exponential sums: for a -variate exponential sum with scaling parameter , if is contained in the amoeba ,…
math.CA2015★ 4 cited
Could René Descartes have known this?
Jens Forsgard, Vladimir P. Kostov, Boris Shapiro
Below we discuss the partition of the space of real univariate polynomials according to the number of positive and negative roots and signs of the coefficients. We present several…