Erik Insko

activity

20112026

most citedAffine pavings of regular nilpotent Hessenberg varieties and intersection theory of the Peterson variety

7 citations · 22 across the 23 of their papers we have counts for

collaborators

Showing 2018Show all

2 papers · 1 filter

math.AG2018

A formula for the cohomology and $K$ -class of a regular Hessenberg variety

Erik Insko, Julianna Tymoczko, Alexander Woo

Hessenberg varieties are subvarieties of the flag variety parametrized by a linear operator $X$ and a nondecreasing function $h$ . The family of Hessenberg varieties for regular $X$ …

math.CO2018

A Variant on the Feline Josephus Problem

Shaun Sullivan, Erik Insko

In the Feline Josephus problem, soldiers stand in a circle, each having $ℓ$ `lives'. Going around the circle, a life is taken from every $k$ th soldier; soldiers with 0 lives rem…

A formula for the cohomology and K-class of a regular Hessenberg variety

A Variant on the Feline Josephus Problem

A formula for the cohomology and $K$ -class of a regular Hessenberg variety